Schedule of investments

Optimum Fixed Income Fund

June 30, 2020 (Unaudited)

		Principal		Value		Principal		Value
		amount°		(US $)		amount°		(US $)
Agency Asset-Backed Securities - 0.04%					Agency Collateralized Mortgage Obligations (continued)
SLM Student Loan Trust					Fannie Mae REMICs
Series 2003-11 A6 144A					Series 2001-14 Z
0.863% (LIBOR03M +					6.00% 5/25/31	3,138	$	3,517
0.55%) 12/15/25 #•		187,044	$	185,580	Series 2007-30 OE
Series 2008-9 A 2.491%					1.784% 4/25/37 W^	1,942,846		1,705,197
(LIBOR03M + 1.50%)					Series 2008-24 ZA
4/25/23	•	744,532		728,476	5.00% 4/25/38	7,749,896		8,860,651
Total Agency Asset-Backed					Series 2009-2 AS 5.516%
Securities (cost $933,648)				914,056	(5.70% minus LIBOR01M,
					Cap 5.70%) 2/25/39 S•	374,662		61,134
Agency Collateralized Mortgage Obligations - 3.01%					Series 2009-68 SA 6.566%
					(6.75% minus LIBOR01M,
Fannie Mae Connecticut					Cap 6.75%) 9/25/39 S•	168,912		32,116
Avenue Securities
Series 2017-C03 1M2					Series 2011-118 DC
3.185% (LIBOR01M +					4.00% 11/25/41	746,600		798,761
3.00%) 10/25/29 •		7,000,000		7,040,029	Series 2017-40 GZ
Series 2017-C04 2M2					3.50% 5/25/47	369,736		410,543
3.035% (LIBOR01M +					Series 2017-77 HZ
2.85%) 11/25/29 •		401,840		394,790	3.50% 10/25/47	525,120		577,625
Series 2018-C01 1M2					Series 2017-94 CZ
2.435% (LIBOR01M +					3.50% 11/25/47	329,304		358,746
2.25%, Floor 2.25%)					Series 2017-95 FA 0.72%
7/25/30 •		1,430,124		1,395,438	(LIBOR01M + 0.35%, Floor
Series 2018-C02 2M2					0.35%) 11/25/47 •	432,433		431,476
2.385% (LIBOR01M +					Freddie Mac REMICs
2.20%, Floor 2.20%)					Series 2165 PE
8/25/30 •		490,645		479,592	6.00% 6/15/29	46,451		52,900
Series 2018-C03 1M2					Series 3143 BC
2.335% (LIBOR01M +					5.50% 2/15/36	1,203,741		1,409,699
2.15%, Floor 2.15%)					Series 3289 SA 6.565%
10/25/30 •		695,708		683,696	(6.75% minus LIBOR01M,
Series 2018-C05 1M2					Cap 6.75%) 3/15/37 S•	528,501		117,626
2.535% (LIBOR01M +					Series 4676 KZ
2.35%, Floor 2.35%)					2.50% 7/15/45	362,569		380,126
1/25/31 •		499,455		488,329	Freddie Mac Structured
Fannie Mae Grantor Trust					Agency Credit Risk Debt
Series 1999-T2 A1					Notes
7.50% 1/19/39 •		5,276		5,789	Series 2017-DNA1 M2
Series 2004-T1 1A2					3.435% (LIBOR01M +
6.50% 1/25/44		5,004		5,911	3.25%, Floor 3.25%)
Fannie Mae REMIC Trust					7/25/29 •	750,000		756,551
Series 2004-W4 A5					Series 2017-DNA3 M2
5.50% 6/25/34		2,077		2,076	2.685% (LIBOR01M +
Series 2004-W11 1A2					2.50%) 3/25/30 •	315,000		316,550
6.50% 5/25/44		33,566		39,825	Series 2018-HQA1 M2
Series 2004-W15 1A1					2.485% (LIBOR01M +
6.00% 8/25/44		26,972		31,312	2.30%) 9/25/30 •	765,433		754,288
Fannie Mae REMICs
Series 1999-19 PH
6.00% 5/25/29		52,283		59,273

(continues) NQ-OPTFI [6/20] 8/20 (1294519) 1

Schedule of investments

Optimum Fixed Income Fund (Unaudited)

	Principal		Value		Principal		Value
	amount°		(US $)		amount°		(US $)
Agency Collateralized Mortgage Obligations (continued)				Agency Collateralized Mortgage Obligations (continued)
Freddie Mac Structured				GNMA
Agency Credit Risk REMIC				Series 2012-H18 NA
Trust				0.823% (LIBOR01M +
Series 2019-DNA4 M2				0.52%, Cap 10.50%, Floor
144A 2.135% (LIBOR01M				0.52%) 8/20/62 •	382,420	$	382,337
+ 1.95%) 10/25/49 #•	1,407,393	$	1,379,372	Series 2012-H29 SA
Series 2019-HQA4 M2				0.818% (LIBOR01M +
144A 2.235% (LIBOR01M				0.515%, Cap 12.00%,
+ 2.05%) 11/25/49 #•	1,500,000		1,454,917	Floor 0.515%) 10/20/62 •	3,726,627		3,724,312
Series 2020-DNA2 M1				Series 2013-113 LY
144A 0.935% (LIBOR01M				3.00% 5/20/43	173,000		188,744
+ 0.75%, Floor 0.75%)				Series 2015-H10 FA
2/25/50 #•	1,462,754		1,449,341	0.903% (LIBOR01M +
Series 2020-DNA2 M2				0.60%, Cap 7.50%)
144A 2.035% (LIBOR01M				4/20/65 •	12,199,670		12,210,530
+ 1.85%, Floor 1.85%)				Series 2015-H11 FC
2/25/50 #•	500,000		474,052	0.853% (LIBOR01M +
Series 2020-HQA2 M1				0.55%, Cap 7.50%, Floor
144A 1.285% (LIBOR01M				0.55%) 5/20/65 •	1,486,130		1,484,801
+ 1.10%) 3/25/50 #•	1,725,776		1,718,637	Series 2015-H12 FB
Freddie Mac Structured				0.903% (LIBOR01M +
Agency Credit Risk Trust				0.60%, Cap 7.50%, Floor
Series 2018-HQA2 M1				0.60%) 5/20/65 •	6,280,161		6,285,657
144A 0.935% (LIBOR01M				Series 2015-H20 FB
+ 0.75%) 10/25/48 #•	249,693		249,304	0.903% (LIBOR01M +
Freddie Mac Structured Pass				0.60%, Cap 7.50%, Floor
Through Certificates				0.60%) 8/20/65 •	1,661,151		1,662,685
Series T-54 2A 6.50%				Series 2015-H30 FD
2/25/43 ⯁	11,888		14,577	0.903% (LIBOR01M +
Series T-58 2A 6.50%				0.60%, Cap 11.00%, Floor
9/25/43 ⯁	5,230		6,090	0.60%) 10/20/65 •	109,525		109,706
GNMA				Series 2016-H06 FD
Series 2008-65 SB 5.81%				1.223% (LIBOR01M +
(6.00% minus LIBOR01M,				0.92%, Cap 7.50%, Floor
Cap 6.00%) 8/20/38 S•	471,057		78,572	0.92%) 7/20/65 •	1,686,625		1,706,994
Series 2009-2 SE 5.63%				Series 2017-34 DY
(5.82% minus LIBOR01M,				3.50% 3/20/47	230,000		260,550
Cap 5.82%) 1/20/39 S•	1,495,079		261,207	Series 2017-107 QZ
Series 2011-H21 FT 0.87%				3.00% 8/20/45	236,817		255,037
(H15T1Y + 0.70%, Cap				Series 2017-130 YJ
15.25%, Floor 0.70%)				2.50% 8/20/47	270,000		294,573
10/20/61 •	6,064,446		6,044,898	Series 2017-163 ZK
Series 2011-H23 FA				3.50% 11/20/47	3,614,643		3,974,300
1.003% (LIBOR01M +				Series 2018-34 TY
0.70%, Cap 11.00%, Floor				3.50% 3/20/48	196,000		214,049
0.70%) 10/20/61 •	4,013,215		4,029,298	Total Agency Collateralized
Series 2012-H08 FB				Mortgage Obligations
0.903% (LIBOR01M +				(cost $76,112,509)			78,257,785
0.60%, Cap 11.00%, Floor
0.60%) 3/20/62 •	688,754		689,679

2 NQ-OPTFI [6/20] 8/20 (1294519)

(Unaudited)

	Principal	Value		Principal		Value
	amount°	(US $)		amount°		(US $)
Agency Commercial Mortgage-Backed Securities - 0.48%			Agency Mortgage-Backed Securities (continued)
Freddie Mac Multifamily			Fannie Mae S.F. 30 yr
Structured Pass Through			3.50% 12/1/47	1,337,338	$	1,412,033
Certificates			3.50% 2/1/48	3,704,145		4,023,404
Series X3FX A2FX 3.00%			3.50% 7/1/48	8,503,576		8,958,399
6/25/27 ⯁	1,070,000	$        1,145,539	3.50% 11/1/48	3,518,697		3,725,412
FREMF Mortgage Trust			3.50% 6/1/49	6,721,671		7,062,784
Series 2011-K10 B 144A			3.50% 11/1/49	9,550,309		10,038,902
4.735% 11/25/49 #•	550,000	552,322	3.50% 1/1/50	6,020,646		6,331,418
Series 2011-K15 B 144A
5.129% 8/25/44 #•	75,000	77,333	3.50% 2/1/50	4,516,501		4,747,732
Series 2012-K18 B 144A			3.50% 3/1/50	2,232,748		2,450,716
4.394% 1/25/45 #•	1,000,000	1,036,433	4.00% 10/1/40	16,224		17,810
Series 2012-K22 B 144A			4.00% 11/1/40	86,639		95,068
3.81% 8/25/45 #•	665,000	681,240	4.00% 3/1/46	96,085		103,848
Series 2013-K24 B 144A			4.00% 4/1/47	1,097,897		1,213,647
3.622% 11/25/45 #•	3,675,000	3,813,936	4.00% 4/1/48	8,080,446		8,600,868
Series 2013-K25 C 144A			4.00% 9/1/48	11,130,894		11,815,334
3.744% 11/25/45 #•	500,000	510,657	4.00% 10/1/48	4,934,597		5,452,023
Series 2014-K716 B 144A			4.00% 1/1/49	207,095		219,317
4.081% 8/25/47 #•	500,000	509,474	4.00% 3/1/49	602,635		638,215
Series 2014-K717 B 144A			4.00% 4/1/49	7,535,746		7,984,327
3.754% 11/25/47 #•	1,225,000	1,250,916	4.50% 5/1/35	53,455		58,312
Series 2014-K717 C 144A			4.50% 8/1/35	94,378		103,037
3.754% 11/25/47 #•	1,290,000	1,298,198	4.50% 9/1/35	98,851		108,415
Series 2015-K721 C 144A			4.50% 5/1/39	353,832		393,045
3.681% 11/25/47 #•	475,000	479,554	4.50% 6/1/40	355,916		395,583
Series 2016-K53 B 144A			4.50% 7/1/40	298,649		330,043
4.158% 3/25/49 #•	280,000	299,188	4.50% 2/1/41	1,174,942		1,307,290
Series 2016-K722 B 144A			4.50% 4/1/41	52,655		57,786
3.975% 7/25/49 #•	425,000	444,839	4.50% 5/1/46	627,060		696,310
Series 2017-K71 B 144A
3.882% 11/25/50 #•	470,000	499,756	4.50% 4/1/48	1,350,728		1,503,522
			4.50% 7/1/48	983,478		1,056,694
Total Agency Commercial			4.50% 8/1/48	411,344		442,929
Mortgage-Backed Securities
(cost $12,257,548)		12,599,385	4.50% 9/1/48	540,322		588,249
			4.50% 12/1/48	1,614,814		1,734,694
Agency Mortgage-Backed Securities - 21.72%			4.50% 1/1/49	7,916,403		8,757,147
			4.50% 11/1/49	3,001,182		3,221,929
Fannie Mae			4.50% 1/1/50	2,227,610		2,421,020
5.50% 3/1/37	6,312	6,959	5.00% 3/1/34	1,563		1,793
5.50% 7/1/37	11,009	11,681	5.00% 4/1/34	6,739		7,671
Fannie Mae S. F. 30 yr			5.00% 8/1/34	14,787		16,964
3.00% 4/1/43	969,593	1,038,785	5.00% 4/1/35	4,655		5,298
3.00% 11/1/46	12,413,197	13,124,567	5.00% 12/1/37	1,533		1,746
3.00% 1/1/47	3,700,000	3,964,134	5.00% 3/1/38	93,669		104,623
3.00% 4/1/48	394,007	415,129	5.00% 6/1/38	3,740		4,109
3.00% 11/1/48	5,366,639	5,661,099	5.00% 2/1/39	3,910		4,267
3.00% 10/1/49	3,493,326	3,680,602	5.00% 5/1/40	90,046		103,482
3.00% 12/1/49	6,615,399	7,027,835	5.00% 6/1/44	680,851		783,145
3.00% 1/1/50	10,870,710	11,453,486	5.50% 10/1/33	299,012		342,903
3.00% 3/1/50	5,901,316	6,276,924	5.50% 12/1/33	11,101		12,316
3.50% 7/1/47	4,149,453	4,490,779

(continues) NQ-OPTFI [6/20] 8/20 (1294519) 3

Schedule of investments

Optimum Fixed Income Fund (Unaudited)

	Principal		Value			Principal		Value
	amount°		(US $)			amount°		(US $)
Agency Mortgage-Backed Securities (continued)				Agency Mortgage-Backed Securities (continued)
Fannie Mae S. F. 30 yr				Freddie Mac S.F. 30 yr
5.50% 2/1/35	228,092	$	262,005	6.50% 1/1/35		60,779	$	73,725
5.50% 12/1/38	849,525		973,763	7.00% 1/1/38		17,654		20,874
5.50% 5/1/44	9,013,640		10,346,787	GNMA I S.F. 30 yr
6.00% 9/1/36	11,218		12,523	3.00% 3/15/50		1,558,968		1,659,297
6.00% 8/1/38	30,751		34,256	GNMA II S. F. 30 yr
6.00% 12/1/38	5,405		6,308	5.50% 5/20/37		101,280		115,710
6.00% 6/1/41	1,703,948		1,987,581	6.00% 4/20/34		3,485		3,916
6.00% 7/1/41	5,842,622		6,813,657	GNMA II S. F. 30 yr TBA
6.00% 1/1/42	1,477,630		1,723,407	4.00% 7/20/50		6,000,000		6,360,938
6.50% 11/1/33	2,327		2,662	Total Agency Mortgage-Backed
6.50% 2/1/36	30,588		36,251	Securities (cost $554,507,731)			564,705,944
6.50% 3/1/36	53,704		62,292
6.50% 6/1/36	65,029		77,445	Agency Obligation - 0.09%
6.50% 2/1/38	18,340		21,308	Federal Home Loan Mortgage
6.50% 11/1/38	4,535		5,336	2.25% 11/24/20		2,300,000		2,318,595
Fannie Mae S. F. 30 yr TBA				Total Agency Obligation
2.50% 8/1/50	5,800,000		6,032,967	(cost $2,300,000)				2,318,595
2.50% 9/1/50	55,000,000		57,086,826
3.00% 9/1/50	220,800,000		231,743,400	Collateralized Debt Obligations - 2.00%
4.50% 8/1/50	6,100,000		6,556,099	AMMC CLO 21
Freddie Mac ARM				Series 2017-21A A 144A
4.75% (LIBOR12M +				1.806% (LIBOR03M +
1.625%, Cap 10.50%,				1.25%) 11/2/30 #•		2,400,000		2,345,501
Floor 1.625%) 2/1/38 •	14,329		14,461	Apex Credit CLO
5.055% (LIBOR12M +				Series 2017-1A A1 144A
2.18%, Cap 10.583%,				2.49% (LIBOR03M +
Floor 2.18%) 5/1/37 •	124,045		133,089	1.47%, Floor 1.47%)
Freddie Mac S.F. 20 yr				4/24/29 #•		1,265,577		1,245,443
5.50% 10/1/23	10,694		11,759	Series 2018-1A A2 144A
5.50% 8/1/24	4,981		5,478	2.021% (LIBOR03M +
Freddie Mac S.F. 30 yr				1.03%) 4/25/31 #•		2,400,000		2,291,575
3.00% 12/1/48	13,547,194		14,310,214	Arbor Realty CLO
3.00% 11/1/49	5,492,147		5,786,579	Series 2017-FL3 A 144A
3.00% 12/1/49	1,561,642		1,654,355	1.175% (LIBOR01M +
3.00% 1/1/50	1,628,934		1,727,516	0.99%) 12/15/27 #•		250,000		245,547
				Arbour CLO IV
3.50% 8/1/48	92,448		97,330	Series 4A A2R 144A
3.50% 9/1/48	5,270,155		5,589,977	0.87% (EUR003M +
3.50% 11/1/48	9,377,627		10,245,763	0.87%, Floor 0.87%)
3.50% 10/1/49	3,626,792		3,812,118	1/15/30 #•	EUR	2,600,000		2,889,783
4.00% 12/1/45	912,545		1,006,591	Atlas Senior Loan Fund X
4.00% 7/1/47	512,849		546,572	Series 2018-10A A 144A
4.00% 10/1/47	4,656,039		4,952,691	2.309% (LIBOR03M +
4.50% 8/1/48	2,615,118		2,856,106	1.09%) 1/15/31 #•		1,488,930		1,445,359
4.50% 3/1/49	1,834,401		1,988,080	Atrium XII
4.50% 4/1/49	2,178,625		2,384,566	Series 12A AR 144A
4.50% 8/1/49	3,778,744		4,187,992	1.928% (LIBOR03M +
5.50% 6/1/41	1,622,511		1,864,067	0.83%) 4/22/27 #•		2,479,498		2,435,971
5.50% 9/1/41	2,506,017		2,880,636
6.50% 11/1/33	19,842		23,112

4 NQ-OPTFI [6/20] 8/20 (1294519)

(Unaudited)

	Principal		Value		Principal		Value
	amount°		(US $)		amount°		(US $)
Collateralized Debt Obligations (continued)				Collateralized Debt Obligations (continued)
BlueMountain CLO				Monarch Grove CLO
Series 2015-1A A1R 144A				Series 2018-1A A1 144A
2.641% (LIBOR03M +				1.871% (LIBOR03M +
1.33%) 4/13/27 #•	134,525	$	133,820	0.88%) 1/25/28 #•	4,564,643	$	4,478,663
Catamaran CLO				Mountain View CLO X
Series 2013-1A AR 144A				Series 2015-10A AR 144A
1.841% (LIBOR03M +				2.131% (LIBOR03M +
0.85%) 1/27/28 #•	3,253,165		3,207,634	0.82%, Floor 0.82%)
CFIP CLO				10/13/27 #•	1,825,027		1,792,347
Series 2017-1A A 144A				OCP CLO
2.355% (LIBOR03M +				Series 2015-9A A1R 144A
1.22%) 1/18/30 #•	2,300,000		2,260,925	2.019% (LIBOR03M +
Crown Point CLO 5				0.80%) 7/15/27 #•	1,183,723		1,170,547
Series 2018-5A A 144A				Series 2015-10A A1R
2.075% (LIBOR03M +				144A 1.811% (LIBOR03M
0.94%) 7/17/28 #•	399,700		393,682	+ 0.82%) 10/26/27 #•	2,424,644		2,393,631
Galaxy XXI CLO				Series 2017-13A A1A
Series 2015-21A AR 144A				144A 2.479% (LIBOR03M
2.155% (LIBOR03M +				+ 1.26%) 7/15/30 #•	1,000,000		984,278
1.02%) 4/20/31 #•	1,650,000		1,592,897	Octagon Investment Partners
Jamestown CLO IV				XIX
Series 2014-4A A1CR				Series 2014-1A AR 144A
144A 1.909% (LIBOR03M				2.319% (LIBOR03M +
+ 0.69%) 7/15/26 #•	232,087		230,619	1.10%) 4/15/26 #•	11,038		11,008
Jamestown CLO VII				OFSI Fund VII
Series 2015-7A A1R 144A				Series 2014-7A AR 144A
1.821% (LIBOR03M +				2.035% (LIBOR03M +
0.83%, Floor 0.83%)				0.90%) 10/18/26 #•	204,601		203,677
7/25/27 #•	510,152		503,195	Sounds Point CLO IV-R
Man GLG US CLO				Series 2013-3RA A 144A
Series 2018-1A A1R 144A				2.285% (LIBOR03M +
2.275% (LIBOR03M +				1.15%, Floor 1.15%)
1.14%) 4/22/30 #•	3,000,000		2,887,239	4/18/31 #•	1,000,000		960,003
Marathon CLO V				TICP CLO I
Series 2013-5A A1R 144A				Series 2015-1A AR 144A
1.244% (LIBOR03M +				1.935% (LIBOR03M +
0.87%) 11/21/27 #•	1,004,796		985,500	0.80%) 7/20/27 #•	1,085,811		1,070,479
Mariner CLO 5				Venture 33 CLO
Series 2018-5A A 144A				Series 2018-33A A1L 144A
2.101% (LIBOR03M +				2.359% (LIBOR03M +
1.11%, Floor 1.11%)				1.14%, Floor 1.14%)
4/25/31 #•	1,800,000		1,758,922	7/15/31 #•	1,250,000		1,211,763
Midocean Credit CLO VIII				Venture 34 CLO
Series 2018-8A A1 144A				Series 2018-34A A 144A
1.527% (LIBOR03M +				2.449% (LIBOR03M +
1.15%) 2/20/31 #•	1,750,000		1,714,900	1.23%, Floor 1.23%)
Midocean Credit CLO IX				10/15/31 #•	2,500,000		2,429,155
Series 2018-9A A1 144A				Venture XVI CLO
2.285% (LIBOR03M +				Series 2014-16A ARR
1.15%, Floor 1.15%)				144A 2.069% (LIBOR03M
7/20/31 #•	1,250,000		1,222,753	+ 0.85%, Floor 0.85%)
				1/15/28 #•	1,153,145		1,135,331

(continues) NQ-OPTFI [6/20] 8/20 (1294519) 5

Schedule of investments

Optimum Fixed Income Fund (Unaudited)

		Principal		Value			Principal		Value
		amount°		(US $)			amount°		(US $)
Collateralized Debt Obligations (continued)					Corporate Bonds (continued)
Venture XVII CLO					Banking (continued)
Series 2014-17A ARR					Bank of America
144A 2.099% (LIBOR03M					1.769% (LIBOR03M +
+ 0.88%) 4/15/27 #•		396,925	$	389,953	0.66%) 7/21/21 •		900,000	$	900,213
Venture XX CLO					2.496% 2/13/31 µ		4,945,000		5,189,947
Series 2015-20A AR 144A					2.592% 4/29/31 µ		900,000		954,047
2.039% (LIBOR03M +					2.625% 4/19/21		1,000,000		1,017,779
0.82%) 4/15/27 #•		1,363,874		1,345,056	2.676% 6/19/41 µ		1,605,000		1,654,544
Voya CLO
Series 2014-3A A1R 144A					3.458% 3/15/25 µ		6,045,000		6,560,102
1.711% (LIBOR03M +					3.55% 3/5/24 µ		2,100,000		2,244,805
0.72%) 7/25/26 #•		352,774		349,843	3.864% 7/23/24 µ		2,200,000		2,391,431
WhiteHorse IX					3.974% 2/7/30 µ		3,400,000		3,958,858
Series 2014-9A AR 144A					4.083% 3/20/51 µ		1,020,000		1,278,686
2.295% (LIBOR03M +					4.125% 1/22/24		200,000		221,673
1.16%) 7/17/26 #•		92,986		92,392	4.30%µy		900,000		804,645
Z Capital Credit Partners CLO					Bank of China 144A
Series 2015-1A A1R 144A					5.00% 11/13/24 #		710,000		792,330
2.126% (LIBOR03M +					Bank of Georgia 144A
0.95%, Floor 0.95%)					6.00% 7/26/23 #		890,000		886,784
7/16/27 #•		2,133,849		2,100,057	Bank of Montreal
Total Collateralized Debt					1.85% 5/1/25		2,590,000		2,683,281
Obligations					Bank of New York Mellon
(cost $53,016,655)				51,909,448	1.256% (LIBOR03M +
					0.87%) 8/17/20 •		300,000		300,288
Corporate Bonds - 41.66%					4.70%µy		950,000		990,375
Banking - 11.50%					Bank of Nova Scotia
Akbank T.A. S.					1.875% 4/26/21		4,500,000		4,557,404
144A 6.80% 2/6/26 #		610,000		609,939	Barclays
144A 7.20% 3/16/27 #µ		320,000		310,400	1.766% (LIBOR03M +
Banco Bilbao Vizcaya					1.38%) 5/16/24 •		1,800,000		1,784,207
Argentaria					4.61% 2/15/23 µ		1,200,000		1,263,829
5.875%µy	EUR	400,000		438,182	4.972% 5/16/29 µ		3,000,000		3,516,589
8.875%µy	EUR	1,200,000		1,396,987	6.375%µy	GBP	300,000		350,820
Banco de Credito del Peru					7.125%µy	GBP	1,800,000		2,211,422
144A 2.70% 1/11/25 #		735,000		737,620	8.00%µy		600,000		622,065
Banco General 144A					Barclays Bank
4.125% 8/7/27 #		865,000		921,069	1.70% 5/12/22		1,030,000		1,048,414
Banco Mercantil del Norte					7.625% 11/21/22		1,800,000		1,960,734
144A 6.75%#µy		315,000		298,354	BBVA Bancomer
Banco Santander 6.25%µy EUR		1,300,000		1,402,394	144A 5.125% 1/18/33 #µ		617,000		576,182
Banco Santander Mexico					144A 6.75% 9/30/22 #		351,000		374,628
144A 5.375% 4/17/25 #		255,000		279,550	BBVA USA
144A 5.95% 10/1/28 #µ		280,000		287,997	2.875% 6/29/22		1,220,000		1,249,090
Bancolombia					3.875% 4/10/25		1,145,000		1,210,364
3.00% 1/29/25		750,000		735,780	BNP Paribas
4.625% 12/18/29 µ		540,000		510,300	144A 3.052% 1/13/31 #µ		2,600,000		2,738,452
Bangkok Bank 144A					144A 4.705% 1/10/25 #µ		1,600,000		1,772,633
3.733% 9/25/34 #µ		550,000		526,409	144A 7.375%#µy		700,000		767,861
Bank Leumi Le-Israel 144A					7.375%µy		500,000		548,473
3.275% 1/29/31 #µ		1,750,000		1,705,156	CIT Group 4.125% 3/9/21		400,000		401,598

6 NQ-OPTFI [6/20] 8/20 (1294519)

(Unaudited)

	Principal		Value			Principal		Value
	amount°		(US $)			amount°		(US $)
Corporate Bonds (continued)				Corporate Bonds (continued)
Banking (continued)				Banking (continued)
Citigroup				Goldman Sachs Group
2.65% 10/26/20	3,200,000	$	3,222,434	1.513% (LIBOR03M +
3.20% 10/21/26	1,000,000		1,097,588	1.20%) 9/15/20 •		1,700,000	$	1,702,213
4.044% 6/1/24 µ	1,800,000		1,955,182	1.562% (LIBOR03M +
4.05% 7/30/22	150,000		159,504	1.17%) 11/15/21 •		1,700,000		1,705,140
4.075% 4/23/29 µ	3,400,000		3,880,846	2.351% (LIBOR03M +
Citizens Bank				1.36%) 4/23/21 •		1,300,000		1,309,954
2.55% 5/13/21	950,000		965,615	2.60% 2/7/30		955,000		998,217
Citizens Financial Group				3.20% 2/23/23		2,200,000		2,335,974
5.65%µy	1,080,000		1,097,550	3.50% 4/1/25		2,780,000		3,051,595
Cooperatieve Rabobank				4.223% 5/1/29 µ		4,700,000		5,471,372
1.421% (LIBOR03M +				HSBC Bank 144A
0.43%) 4/26/21 •	500,000		501,513	4.125% 8/12/20 #		500,000		502,111
3.75% 7/21/26	1,350,000		1,485,998	HSBC Holdings
4.375% 8/4/25	2,000,000		2,258,097	1.386% (LIBOR03M +
Credit Suisse Group				1.00%) 5/18/24 •		1,000,000		992,553
144A 2.593% 9/11/25 #µ	1,105,000		1,143,448	2.65% 1/5/22		200,000		206,230
144A 3.869% 1/12/29 #µ	1,065,000		1,176,392	4.30% 3/8/26		200,000		225,933
144A 4.194% 4/1/31 #µ	1,545,000		1,766,715	ICICI Bank 144A
144A 4.207% 6/12/24 #µ	410,000		441,062	4.00% 3/18/26 #		535,000		554,407
144A 6.25%#µy	5,705,000		5,967,875	Intesa Sanpaolo
144A 6.375%#µy	1,900,000		1,931,037	144A 4.00% 9/23/29 #		1,300,000		1,375,704
Credit Suisse Group Funding				7.00%µy	EUR	300,000		336,352
Guernsey				7.75%µy	EUR	200,000		246,187
3.125% 12/10/20	250,000		252,891	Itau Unibanco Holding 144A
3.80% 9/15/22	3,350,000		3,560,023	3.25% 1/24/25 #		620,000		610,700
3.80% 6/9/23	2,300,000		2,478,718	JPMorgan Chase & Co.
DBS Group Holdings 144A				1.418% (LIBOR03M +
4.52% 12/11/28 #µ	530,000		573,698	1.10%) 6/7/21 •		2,900,000		2,923,236
Deutsche Bank				1.891% (LIBOR03M +
2.281% (LIBOR03M +				0.90%) 4/25/23 •		1,000,000		1,003,830
0.97%) 7/13/20 •	100,000		100,019	2.522% 4/22/31 µ		1,605,000		1,698,748
2.70% 7/13/20	500,000		500,107	3.109% 4/22/41 µ		670,000		723,941
3.961% 11/26/25 µ	5,700,000		5,985,776	3.109% 4/22/51 µ		1,005,000		1,086,973
4.25% 10/14/21	2,000,000		2,053,188	3.22% 3/1/25 µ		500,000		538,385
5.00% 2/14/22	3,100,000		3,237,490	4.005% 4/23/29 µ		900,000		1,040,991
Development Bank of				4.023% 12/5/24 µ		4,730,000		5,214,480
Mongolia 144A				4.60%µy		1,185,000		1,058,027
7.25% 10/23/23 #	495,000		481,912	5.00%µy		1,650,000		1,588,417
Emirates NBD Bank				Lloyds Banking Group
2.625% 2/18/25	495,000		500,346	2.438% 2/5/26 µ		500,000		516,759
Fifth Third Bancorp				2.858% 3/17/23 µ		2,900,000		2,988,518
2.55% 5/5/27	1,201,000		1,285,935	Mitsubishi UFJ Financial
3.65% 1/25/24	790,000		862,293	Group
3.95% 3/14/28	1,119,000		1,310,448	1.373% (LIBOR03M +
Fifth Third Bank				1.06%) 9/13/21 •		1,354,000		1,365,303
3.85% 3/15/26	835,000		937,261	2.193% 2/25/25		1,700,000		1,757,784
				2.559% 2/25/30		1,800,000		1,880,922
				3.218% 3/7/22		500,000		521,289

(continues) NQ-OPTFI [6/20] 8/20 (1294519) 7

Schedule of investments

Optimum Fixed Income Fund (Unaudited)

		Principal		Value			Principal		Value
		amount°		(US $)			amount°		(US $)
Corporate Bonds (continued)					Corporate Bonds (continued)
Banking (continued)					Banking (continued)
Mitsubishi UFJ Trust &					Sumitomo Mitsui Financial
Banking 144A					Group
2.65% 10/19/20 #		500,000	$	503,389	1.474% 7/8/25		2,600,000	$	2,602,650
Mizuho Financial Group					1.993% (LIBOR03M +
1.453% (LIBOR03M +					1.68%) 3/9/21 •		2,300,000		2,323,052
1.14%) 9/13/21 •		1,900,000		1,917,565	Truist Bank
2.226% 5/25/26 µ		1,600,000		1,641,668	2.25% 3/11/30		2,095,000		2,118,495
2.591% 5/25/31 µ		2,000,000		2,068,738	2.636% 9/17/29 µ		5,182,000		5,202,175
Morgan Stanley					Truist Financial 4.95%µy		1,145,000		1,173,625
1.668% (LIBOR03M +					Turkiye Garanti Bankasi
1.22%) 5/8/24 •		2,010,000		2,025,415	144A 5.25% 9/13/22 #		270,000		270,475
2.188% 4/28/26 µ		3,705,000		3,857,653	144A 5.875% 3/16/23 #		270,000		270,880
2.50% 4/21/21		3,500,000		3,558,886	UBS
3.622% 4/1/31 µ		930,000		1,064,393	5.125% 5/15/24		200,000		217,677
3.625% 1/20/27		4,000,000		4,519,393	7.625% 8/17/22		500,000		557,851
5.00% 11/24/25		3,125,000		3,654,418	UBS Group
Nationwide Building Society					144A 3.00% 4/15/21 #		2,400,000		2,447,597
144A 3.766% 3/8/24 #µ		800,000		843,637	144A 3.091% (LIBOR03M
144A 4.302% 3/8/29 #µ		5,200,000		5,901,621	+ 1.78%) 4/14/21 #•		400,000		405,390
NBK Tier 1 Financing 2 144A					144A 3.126% 8/13/30 #µ		2,000,000		2,161,927
4.50%#µy		350,000		333,550	144A 4.125% 9/24/25 #		2,940,000		3,336,322
Northern Trust 1.95% 5/1/30		1,545,000		1,591,629	6.875%µy		2,445,000		2,480,905
PNC Bank					7.125%µy		540,000		551,952
2.70% 11/1/22		250,000		261,661	UniCredit
4.05% 7/26/28		2,400,000		2,814,940	144A 5.211% (LIBOR03M
PNC Financial Services Group					+ 3.90%) 1/14/22 #•		2,200,000		2,222,507
2.60% 7/23/26		2,845,000		3,089,190	7.50%µy	EUR	600,000		707,299
Popular 6.125% 9/14/23		440,000		446,004	144A 7.83% 12/4/23 #		2,900,000		3,357,506
QNB Finance 3.50% 3/28/24		625,000		661,633	9.25%µy	EUR	200,000		239,705
Royal Bank of Canada					US Bancorp
2.30% 3/22/21		2,300,000		2,333,071	1.45% 5/12/25		1,565,000		1,613,116
Royal Bank of Scotland Group					3.00% 7/30/29		1,200,000		1,303,967
1.862% (LIBOR03M +					3.375% 2/5/24		2,915,000		3,188,215
1.47%) 5/15/23 •		1,000,000		1,000,804	3.60% 9/11/24		1,275,000		1,422,941
3.498% 5/15/23 µ		500,000		519,262	3.95% 11/17/25		2,820,000		3,258,701
4.80% 4/5/26		5,000,000		5,793,952	US Bank 3.40% 7/24/23		815,000		881,899
7.50%µy		1,800,000		1,807,200	USB Capital IX 3.50%
8.625%µy		5,900,000		6,147,623	(LIBOR03M + 1.02%)y•		525,000		434,566
Santander UK					Virgin Money UK
3.40% 6/1/21		500,000		513,358	3.375% 4/24/26 µ	GBP	100,000		122,471
3.75% 11/15/21		200,000		208,475	4.00% 9/25/26 µ	GBP	800,000		1,008,882
Santander UK Group Holdings					4.00% 9/3/27 µ	GBP	100,000		125,280
3.823% 11/3/28 µ		3,200,000		3,528,294	Wells Fargo & Co.
7.375%µy	GBP	2,200,000		2,794,511	1.378% (LIBOR03M +
Shinhan Financial Group					0.93%) 2/11/22 •		1,300,000		1,304,061
144A 3.34% 2/5/30 #µ		410,000		428,447	2.55% 12/7/20		2,800,000		2,826,234
Societe Generale 144A					3.068% 4/30/41 µ		795,000		830,309
4.25% 4/14/25 #		3,600,000		3,811,960	3.196% 6/17/27 µ		900,000		976,397
					3.584% 5/22/28 µ		5,300,000		5,885,688

8 NQ-OPTFI [6/20] 8/20 (1294519)

(Unaudited)

	Principal		Value		Principal		Value
	amount°		(US $)		amount°		(US $)
Corporate Bonds (continued)				Corporate Bonds (continued)
Banking (continued)				Basic Industry (continued)
Woori Bank 144A				Inversiones 144A
4.75% 4/30/24 #	800,000	$	874,865	3.85% 1/13/30 #	480,000	$	490,889
			298,995,818	Israel Chemicals
Basic Industry - 2.05%				6.375% 5/31/38	1,400,000		1,674,653
				Joseph T Ryerson & Son 144A
Air Products and Chemicals				11.00% 5/15/22 #	160,000		163,902
1.50% 10/15/25	240,000		248,369	LYB International Finance III
1.85% 5/15/27	2,695,000		2,825,984	2.875% 5/1/25	3,120,000		3,326,226
2.05% 5/15/30	905,000		952,224	MEGlobal Canada 144A
BHP Billiton Finance USA				5.875% 5/18/30 #	340,000		385,448
144A 6.25% 10/19/75 #µ	2,595,000		2,612,374	Methanex 5.25% 12/15/29	2,515,000		2,225,725
Braskem Netherlands Finance				Metinvest
4.50% 1/10/28	800,000		751,608	144A 7.75% 4/23/23 #	200,000		199,100
Chemours 7.00% 5/15/25	1,151,000		1,102,451	144A 8.50% 4/23/26 #	200,000		196,770
CK Hutchison International 17				Minera Mexico 144A
144A 2.875% 4/5/22 #	405,000		415,571	4.50% 1/26/50 #	770,000		768,976
Corp Nacional del Cobre de				Newmont
Chile				2.25% 10/1/30	2,110,000		2,142,635
144A 3.15% 1/14/30 #	246,000		256,405	2.80% 10/1/29	3,850,000		4,067,450
144A 4.25% 7/17/42 #	200,000		220,298	Nexa Resources 144A
CSN Islands XI 144A				6.50% 1/18/28 #	340,000		345,270
6.75% 1/28/28 #	270,000		231,525	Novolipetsk Steel Via Steel
CSN Resources				Funding DAC 144A
144A 7.625% 2/13/23 #	200,000		186,250	4.00% 9/21/24 #	715,000		759,080
144A 7.625% 4/17/26 #	200,000		173,250	Nutrien 2.95% 5/13/30	1,120,000		1,189,304
Equate Petrochemical 144A				OCP
3.00% 3/3/22 #	375,000		379,931	144A 4.50% 10/22/25 #	944,000		986,361
First Quantum Minerals 144A				144A 6.875% 4/25/44 #	210,000		255,865
7.50% 4/1/25 #	310,000		297,326	Olin
Freeport-McMoRan				5.00% 2/1/30	1,840,000		1,632,660
4.125% 3/1/28	1,220,000		1,186,249	5.625% 8/1/29	705,000		649,499
4.25% 3/1/30	1,221,000		1,185,518	PolyOne 144A
5.45% 3/15/43	530,000		521,194	5.75% 5/15/25 #	2,193,000		2,260,161
Georgia-Pacific				Sasol Financing USA
144A 1.75% 9/30/25 #	925,000		954,965	5.875% 3/27/24	2,450,000		2,192,750
144A 2.10% 4/30/27 #	735,000		763,864	6.50% 9/27/28	250,000		222,290
144A 2.30% 4/30/30 #	1,660,000		1,731,601	Sociedad Quimica y Minera de
8.00% 1/15/24	2,242,000		2,804,103	Chile 144A
Gold Fields Orogen Holdings				3.625% 4/3/23 #	495,000		512,397
BVI 144A				Steel Dynamics
6.125% 5/15/29 #	715,000		819,605	5.50% 10/1/24	510,000		524,344
GUSAP III 144A				Syngenta Finance
4.25% 1/21/30 #	2,120,000		2,082,264	144A 3.933% 4/23/21 #	825,000		833,163
Hudbay Minerals 144A				144A 4.441% 4/24/23 #	470,000		493,670
7.625% 1/15/25 #	170,000		163,218	Vedanta Resources Finance II
Huntsman International				144A 9.25% 4/23/26 #	510,000		363,630
5.125% 11/15/22	1,000,000		1,059,770
INEOS Styrolution Group							53,306,129
144A 2.25% 1/16/27 # EUR	500,000		517,994

(continues) NQ-OPTFI [6/20] 8/20 (1294519) 9

Schedule of investments

Optimum Fixed Income Fund (Unaudited)

	Principal		Value			Principal		Value
	amount°		(US $)			amount°		(US $)
Corporate Bonds (continued)				Corporate Bonds (continued)
Brokerage - 0.19%				Capital Goods (continued)
Charles Schwab 5.375%µy	2,495,000	$	2,671,696	Klabin Austria 144A
Jefferies Group				7.00% 4/3/49 #		460,000	$	480,125
4.15% 1/23/30	780,000		847,491	L3Harris Technologies
6.45% 6/8/27	331,000		388,577	2.90% 12/15/29		2,310,000		2,492,031
6.50% 1/20/43	880,000		1,024,937	3.85% 6/15/23		725,000		788,796
			4,932,701	Masco 5.95% 3/15/22		304,000		328,129
				Mauser Packaging Solutions
Capital Goods - 1.98%				Holding 144A
Aeropuertos Argentina 2000				5.50% 4/15/24 #		1,820,000		1,791,540
144A PIK 9.375%				Otis Worldwide
2/1/27 # ✤	680,780		536,114	144A 2.056% 4/5/25 #		835,000		876,040
Amphenol 2.05% 3/1/25	605,000		632,163	144A 2.565% 2/15/30 #		5,970,000		6,273,453
Bioceanico Sovereign
Certificate 144A				144A 3.112% 2/15/40 #		860,000		884,942
2.884% 6/5/34 #^	586,252		414,773	144A 3.362% 2/15/50 #		515,000		547,695
BMC East 144A				Roper Technologies
5.50% 10/1/24 #	250,000		252,786	2.35% 9/15/24		715,000		754,024
Boise Cascade 144A				2.95% 9/15/29		2,650,000		2,899,729
5.625% 9/1/24 #	137,000		138,527	Rutas 2 and 7 Finance 144A
Bombardier 144A				3.241% 9/30/36 #^		610,000		399,550
6.00% 10/15/22 #	310,000		217,759	Standard Industries
Caterpillar				144A 5.00% 2/15/27 #		1,067,000		1,083,437
2.60% 4/9/30	2,470,000		2,689,246	144A 6.00% 10/15/25 #		145,000		149,696
3.25% 4/9/50	1,200,000		1,346,723	Textron 0.998% (LIBOR03M
Cemex 144A				+ 0.55%) 11/10/20 •		2,900,000		2,891,392
7.375% 6/5/27 #	905,000		921,743	TransDigm 144A
Covanta Holding				6.25% 3/15/26 #		1,883,000		1,885,071
5.875% 7/1/25	230,000		233,713	Waste Management
EnPro Industries				2.95% 6/15/24		415,000		425,082
5.75% 10/15/26	105,000		105,374	3.45% 6/15/29		741,000		767,322
General Dynamics				4.15% 7/15/49		224,000		281,256
3.25% 4/1/25	1,475,000		1,636,880	WESCO Distribution
4.25% 4/1/40	1,530,000		1,909,554	144A 7.125% 6/15/25 #		220,000		232,584
4.25% 4/1/50	885,000		1,154,844	144A 7.25% 6/15/28 #		3,410,000		3,604,609
General Electric								51,541,882
3.45% 5/1/27	770,000		790,545	Communications - 5.48%
3.625% 5/1/30	1,310,000		1,313,867	Altice Financing 144A
4.35% 5/1/50	2,360,000		2,342,738	5.00% 1/15/28 #		2,040,000		2,029,708
Grupo Cementos de				Altice France 144A
Chihuahua 144A				2.125% 2/15/25 #	EUR	1,900,000		2,002,014
5.25% 6/23/24 #	530,000		535,907	Altice France Holding
Heathrow Funding 144A				144A 6.00% 2/15/28 #		1,550,000		1,474,445
4.875% 7/15/21 #	200,000		205,516	144A 10.50% 5/15/27 #		1,980,000		2,189,731
HTA Group 144A				Amazon. com
7.00% 12/18/25 #	755,000		766,291
Hutama Karya Persero 144A				1.20% 6/3/27		620,000		624,953
3.75% 5/11/30 #	2,835,000		2,984,016	1.50% 6/3/30		1,000,000		1,016,417
IHS Netherlands Holdco 144A				2.50% 6/3/50		1,450,000		1,474,146
7.125% 3/18/25 #	565,000		576,300	3.15% 8/22/27		1,700,000		1,946,489
				AMC Networks
				4.75% 8/1/25		382,000		375,928

10 NQ-OPTFI [6/20] 8/20 (1294519)

(Unaudited)

	Principal		Value		Principal		Value
	amount°		(US $)		amount°		(US $)
Corporate Bonds (continued)				Corporate Bonds (continued)
Communications (continued)				Communications (continued)
America Movil				Discovery Communications
2.875% 5/7/30	445,000	$	470,554	4.125% 5/15/29	5,735,000	$	6,551,546
AT&T				5.20% 9/20/47	4,180,000		4,868,765
1.10% (LIBOR03M +				Fox 3.666% 1/25/22	900,000		942,508
0.75%) 6/1/21 •	2,200,000		2,211,345	Frontier Communications
1.498% (LIBOR03M +				144A 8.00% 4/1/27 #‡	3,613,000		3,673,265
1.18%) 6/12/24 •	6,100,000		6,114,417	Gray Television 144A
2.169% (LIBOR03M +				5.875% 7/15/26 #	380,000		379,455
0.95%) 7/15/21 •	500,000		504,153	Millicom International Cellular
2.30% 6/1/27	840,000		868,615	144A 6.25% 3/25/29 #	745,000		795,150
3.20% 3/1/22	100,000		104,374	Netflix 144A
3.50% 6/1/41	670,000		706,210	3.625% 6/15/25 #	1,795,000		1,816,316
3.65% 6/1/51	455,000		476,860	Ooredoo International
3.80% 3/1/24	100,000		109,962	Finance 144A
4.10% 2/15/28	2,276,000		2,610,178	5.00% 10/19/25 #	270,000		309,425
4.35% 3/1/29	835,000		974,072	Sable International Finance
4.50% 3/9/48	625,000		734,622	144A 5.75% 9/7/27 #	245,000		250,253
4.90% 8/15/37	1,825,000		2,191,266	Sirius XM Radio 144A
Baidu 3.875% 9/29/23	565,000		602,627	4.625% 7/15/24 #	1,591,000		1,636,248
British Telecommunications				Sprint
144A 3.25% 11/8/29 #	1,700,000		1,856,861	7.25% 9/15/21	300,000		314,852
C&W Senior Financing 144A				7.625% 3/1/26	200,000		236,537
7.50% 10/15/26 #	260,000		266,605	Sprint Communications
CCO Holdings				7.00% 8/15/20	200,000		201,146
144A 4.50% 8/15/30 #	500,000		512,077	Sprint Spectrum 144A
144A 5.00% 2/1/28 #	900,000		930,150	4.738% 3/20/25 #	1,465,000		1,591,202
Charter Communications				Telefonica Celular del
Operating				Paraguay 144A
2.80% 4/1/31	585,000		594,353	5.875% 4/15/27 #	395,000		412,775
3.70% 4/1/51	1,045,000		1,022,068	Tencent Holdings
				144A 2.221% (LIBOR03M
4.464% 7/23/22	4,330,000		4,618,240	+ 0.91%) 4/11/24 #•	200,000		197,079
4.80% 3/1/50	835,000		950,301	144A 3.28% 4/11/24 #	645,000		685,965
4.908% 7/23/25	430,000		493,416	Terrier Media Buyer 144A
5.05% 3/30/29	7,005,000		8,268,864	8.875% 12/15/27 #	1,100,000		1,057,375
Clear Channel Worldwide				Time Warner Cable
Holdings 9.25% 2/15/24	945,000		879,072	7.30% 7/1/38	2,120,000		2,942,015
Comcast				Time Warner Entertainment
3.20% 7/15/36	1,730,000		1,927,767	8.375% 3/15/23	1,415,000		1,659,343
3.70% 4/15/24	2,970,000		3,297,614	T-Mobile USA
3.75% 4/1/40	445,000		525,295	144A 1.50% 2/15/26 #	2,915,000		2,922,083
Connect Finco 144A				144A 3.50% 4/15/25 #	895,000		977,246
6.75% 10/1/26 #	1,740,000		1,647,606	144A 3.75% 4/15/27 #	1,255,000		1,393,991
CSC Holdings				144A 3.875% 4/15/30 #	4,540,000		5,068,660
5.875% 9/15/22	564,000		590,635	144A 4.375% 4/15/40 #	670,000		777,934
6.75% 11/15/21	400,000		421,010	6.50% 1/15/26	540,000		564,940
144A 7.75% 7/15/25 #	420,000		438,064	Turk Telekomunikasyon 144A
Digicel Group 0.5 PIK				6.875% 2/28/25 #	700,000		739,726
10.00% 4/1/24 ❆	323,704		224,958	Turkcell Iletisim Hizmetleri
				144A 5.80% 4/11/28 #	585,000		581,952

(continues) NQ-OPTFI [6/20] 8/20 (1294519) 11

Schedule of investments

Optimum Fixed Income Fund (Unaudited)

	Principal		Value		Principal		Value
	amount°		(US $)		amount°		(US $)
Corporate Bonds (continued)				Corporate Bonds (continued)
Communications (continued)				Consumer Cyclical (continued)
VEON Holdings 144A				Daimler Finance North
4.00% 4/9/25 #	803,000	$	831,583	America
Verizon Communications				144A 1.292% (LIBOR03M
1.492% (LIBOR03M +				+ 0.90%) 2/15/22 #•	1,100,000	$	1,087,200
1.10%) 5/15/25 •	3,200,000		3,241,185	144A 2.00% 7/6/21 #	400,000		403,223
3.15% 3/22/30	480,000		543,682	144A 2.20% 10/30/21 #	200,000		202,758
4.00% 3/22/50	330,000		417,374	144A 2.875% 3/10/21 #	150,000		151,603
4.016% 12/3/29	1,600,000		1,916,281	144A 3.40% 2/22/22 #	500,000		516,799
4.125% 3/16/27	1,500,000		1,769,252	144A 3.75% 11/5/21 #	300,000		310,286
4.329% 9/21/28	3,427,000		4,128,429	El Puerto de Liverpool 144A
4.50% 8/10/33	6,325,000		7,884,527	3.95% 10/2/24 #	615,000		629,609
ViacomCBS				Ford Motor Credit
4.375% 3/15/43	2,945,000		3,083,006	1.227% (LIBOR03M +
4.95% 1/15/31	2,415,000		2,829,953	0.93%) 9/24/20 •	1,900,000		1,884,845
Vodafone Group				1.576% (LIBOR03M +
4.25% 9/17/50	1,070,000		1,259,262	1.27%) 3/28/22 •	400,000		374,085
4.875% 6/19/49	4,385,000		5,517,663	2.826% (LIBOR03M +
VTR Comunicaciones 144A				2.55%) 1/7/21 •	1,900,000		1,871,788
5.125% 1/15/28 #	330,000		338,415	3.20% 1/15/21	4,200,000		4,147,500
VTR Finance 144A				3.55% 10/7/22	1,500,000		1,461,863
6.375% 7/15/28 #	235,000		242,348	4.542% 8/1/26	3,040,000		2,914,600
Weibo 3.375% 7/8/30	2,145,000		2,130,779	5.75% 2/1/21	700,000		705,901
Zayo Group Holdings 144A				Future Retail 144A
6.125% 3/1/28 #	725,000		706,310	5.60% 1/22/25 #	565,000		374,109
Ziggo Bond				General Motors
144A 3.375% 2/28/30 # EUR	500,000		530,854	5.00% 10/1/28	939,000		997,844
144A 5.125% 2/28/30 #	300,000		298,176	5.40% 10/2/23	685,000		742,600
			142,494,873	6.125% 10/1/25	685,000		770,667
				General Motors Financial
Consumer Cyclical - 2.52%				2.17% (LIBOR03M +
Allison Transmission 144A				0.85%) 4/9/21 •	500,000		497,059
5.875% 6/1/29 #	175,000		182,508	5.20% 3/20/23	1,295,000		1,386,465
Aramark Services 144A				5.25% 3/1/26	1,276,000		1,391,617
5.00% 2/1/28 #	1,200,000		1,142,754	Harley-Davidson Financial
BMW US Capital 144A				Services 144A
3.40% 8/13/21 #	300,000		308,084	2.85% 1/15/21 #	1,300,000		1,307,054
Boyd Gaming 144A				Hilton Domestic Operating
4.75% 12/1/27 #	880,000		757,099	5.125% 5/1/26	1,000,000		999,190
CK Hutchison International 20				Home Depot
144A 2.50% 5/8/30 #	345,000		354,151	2.70% 4/15/30	780,000		858,121
Colt Merger Sub 144A
6.25% 7/1/25 #	1,420,000		1,412,474	3.35% 4/15/50	680,000		779,248
Costco Wholesale				Kia Motors 144A
				3.00% 4/25/23 #	235,000		242,483
1.60% 4/20/30	1,320,000		1,336,546	Lowe’s
1.75% 4/20/32	545,000		555,297	4.05% 5/3/47	470,000		551,772
Daimler Finance North
America				4.55% 4/5/49	4,310,000		5,466,575
144A 0.865% (LIBOR03M				5.125% 4/15/50	1,840,000		2,550,886
+ 0.43%) 2/12/21 #•	1,400,000		1,394,405	McDonald’s 1.317%
				(LIBOR03M + 0.43%)
				10/28/21•	2,300,000		2,305,653

12 NQ-OPTFI [6/20] 8/20 (1294519)

(Unaudited)

		Principal		Value		Principal		Value
		amount°		(US $)		amount°		(US $)
Corporate Bonds (continued)					Corporate Bonds (continued)
Consumer Cyclical (continued)					Consumer Non-Cyclical (continued)
MGM China Holdings 144A					Anheuser-Busch InBev
5.25% 6/18/25 #		570,000	$	584,250	Worldwide
MGM Resorts International					3.65% 2/1/26	2,675,000	$	3,005,830
5.75% 6/15/25		1,184,000		1,174,392	4.15% 1/23/25	2,940,000		3,338,139
Murphy Oil USA					Bacardi 144A
5.625% 5/1/27		190,000		196,851	4.45% 5/15/25 #	500,000		547,395
Nissan Motor Acceptance					Bausch Health
144A 2.15% 9/28/20 #		500,000		498,568	144A 5.50% 11/1/25 #	1,342,000		1,372,947
144A 2.80% 1/13/22 #		200,000		198,184	144A 6.25% 2/15/29 #	1,754,000		1,766,059
144A 3.65% 9/21/21 #		300,000		300,852	Biogen
144A 3.875% 9/21/23 #		3,000,000		3,007,245	2.25% 5/1/30	1,620,000		1,638,332
Resorts World Las Vegas					3.15% 5/1/50	3,985,000		3,854,964
144A 4.625% 4/16/29 #		600,000		588,746	Boston Scientific
Sands China					3.375% 5/15/22	800,000		836,804
144A 3.80% 1/8/26 #		400,000		413,004	4.00% 3/1/29	3,300,000		3,777,908
144A 4.375% 6/18/30 #		490,000		512,207	BRF 144A 4.875% 1/24/30 #	475,000		448,281
5.40% 8/8/28		1,800,000		1,993,212	Bristol-Myers Squibb 144A
Schaeffler Finance					2.90% 7/26/24 #	4,010,000		4,342,895
3.25% 5/15/25	EUR	2,600,000		2,906,109	Centene
Scientific Games International					3.375% 2/15/30	1,000,000		1,011,275
144A 8.25% 3/15/26 #		235,000		208,963	144A 5.375% 8/15/26 #	745,000		777,985
TJX					Charles River Laboratories
3.875% 4/15/30		950,000		1,118,436	International 144A
4.50% 4/15/50		510,000		655,007	5.50% 4/1/26 #	360,000		375,446
Toyota Industries 144A					Cigna
3.11% 3/12/22 #		1,600,000		1,648,677	2.109% (LIBOR03M +
VF 2.40% 4/23/25		1,045,000		1,101,335	0.89%) 7/15/23 •	830,000		834,564
Volkswagen Group of America					2.40% 3/15/30	675,000		701,194
Finance					3.20% 3/15/40	645,000		685,499
144A 1.157% (LIBOR03M					4.125% 11/15/25	3,325,000		3,823,991
+ 0.86%) 9/24/21 #•		1,500,000		1,495,011	Coca-Cola
144A 3.875% 11/13/20 #		800,000		807,633	1.45% 6/1/27	430,000		442,045
144A 4.00% 11/12/21 #		500,000		520,758	2.50% 6/1/40	490,000		508,229
Wolverine World Wide 144A					Cott Holdings 144A
5.00% 9/1/26 #		400,000		386,250	5.50% 4/1/25 #	260,000		262,001
				65,642,411	CVS Health
Consumer Non-Cyclical - 4.74%					3.35% 3/9/21	266,000		271,296
Abbott Laboratories					3.75% 4/1/30	780,000		898,736
3.75% 11/30/26		2,400,000		2,794,677	4.30% 3/25/28	11,690,000		13,675,580
AbbVie					4.78% 3/25/38	1,030,000		1,281,085
2.85% 5/14/23		900,000		949,608	5.05% 3/25/48	5,000		6,514
144A 2.95% 11/21/26 #		2,650,000		2,902,159	CVS Pass Through Trust 144A
3.20% 5/14/26		500,000		556,647	5.773% 1/10/33 #⯁	71,656		80,675
144A 3.25% 10/1/22 #		300,000		313,998	Danone 144A
144A 3.45% 3/15/22 #		1,000,000		1,039,303	2.589% 11/2/23 #	1,500,000		1,580,003
3.75% 11/14/23		1,200,000		1,305,120	DP World Crescent 144A
144A 4.05% 11/21/39 #		3,193,000		3,708,314	3.908% 5/31/23 #	400,000		416,560
Amgen 2.20% 2/21/27		3,835,000		4,050,000	Encompass Health
					4.50% 2/1/28	1,235,000		1,186,600

(continues) NQ-OPTFI [6/20] 8/20 (1294519) 13

Schedule of investments

Optimum Fixed Income Fund (Unaudited)

	Principal		Value			Principal		Value
	amount°		(US $)			amount°		(US $)
Corporate Bonds (continued)				Corporate Bonds (continued)
Consumer Non-Cyclical (continued)				Consumer Non-Cyclical (continued)
Encompass Health				Reynolds American
4.75% 2/1/30	290,000	$	277,440	4.00% 6/12/22		900,000	$	951,323
5.75% 9/15/25	370,000		381,612	Stryker 1.95% 6/15/30		2,176,000		2,188,055
Equifax 1.262% (LIBOR03M				Takeda Pharmaceutical
+ 0.87%) 8/15/21 •	700,000		699,134	2.05% 3/31/30		595,000		590,218
Gilead Sciences				3.025% 7/9/40		985,000		996,160
4.15% 3/1/47	4,195,000		5,350,393	3.175% 7/9/50		985,000		993,561
Global Payments				Tenet Healthcare
2.65% 2/15/25	2,525,000		2,683,317	5.125% 5/1/25		2,395,000		2,314,073
2.90% 5/15/30	1,415,000		1,481,760	Teva Pharmaceutical Finance
3.20% 8/15/29	4,025,000		4,319,132	Netherlands II
HCA				1.125% 10/15/24	EUR	300,000		296,300
4.125% 6/15/29	3,400,000		3,753,853	Teva Pharmaceutical Finance
5.875% 2/15/26	595,000		653,884	Netherlands III
7.58% 9/15/25	30,000		34,650	6.75% 3/1/28		1,066,000		1,128,580
IHS Markit 3.625% 5/1/24	600,000		644,319	Universal Health Services
Imperial Brands Finance				144A 5.00% 6/1/26 #		210,000		215,935
144A 2.95% 7/21/20 #	700,000		700,687	Upjohn
144A 3.75% 7/21/22 #	470,000		490,901	144A 1.65% 6/22/25 #		320,000		326,608
JBS Investments II				144A 2.30% 6/22/27 #		265,000		274,009
144A 5.75% 1/15/28 #	385,000		381,246	144A 2.70% 6/22/30 #		1,940,000		1,997,436
144A 7.00% 1/15/26 #	370,000		389,157	144A 4.00% 6/22/50 #		450,000		483,783
JBS USA LUX				US Foods 144A
				6.25% 4/15/25 #		2,551,000		2,606,803
144A 5.75% 6/15/25 #	150,000		152,250	Zimmer Biomet Holdings
144A 5.875% 7/15/24 #	320,000		324,901	3.15% 4/1/22		300,000		311,551
Kernel Holding
144A 6.50% 10/17/24 #	375,000		373,594					123,157,172
144A 8.75% 1/31/22 #	350,000		362,779	Energy - 3.64%
Kroger 2.20% 5/1/30	705,000		734,656	Abu Dhabi Crude Oil Pipeline
MHP 144A 7.75% 5/10/24 #	520,000		546,000	144A 4.60% 11/2/47 #		330,000		391,504
New York and Presbyterian				Bayan Resources 144A
Hospital 4.063% 8/1/56	690,000		861,701	6.125% 1/24/23 #		455,000		428,589
PayPal Holdings				BP Capital Markets
1.65% 6/1/25	1,235,000		1,279,827	4.875%µy		2,465,000		2,551,275
2.30% 6/1/30	1,190,000		1,239,325	Chevron 2.236% 5/11/30		930,000		974,773
Pernod Ricard				Crestwood Midstream
144A 4.25% 7/15/22 #	150,000		160,154	Partners 6.25% 4/1/23		410,000		365,968
144A 4.45% 1/15/22 #	1,800,000		1,901,147	Ecopetrol
144A 5.75% 4/7/21 #	1,093,000		1,135,449	5.375% 6/26/26		230,000		241,716
Pfizer 2.55% 5/28/40	855,000		889,412	6.875% 4/29/30		740,000		853,590
				Enable Midstream Partners
Post Holdings 144A				4.95% 5/15/28		700,000		650,564
5.75% 3/1/27 #	325,000		337,319
Prime Security Services				Energy Transfer Operating
Borrower				5.25% 4/15/29		2,105,000		2,298,723
144A 5.75% 4/15/26 #	90,000		93,473	5.50% 6/1/27		3,200,000		3,573,923
144A 6.25% 1/15/28 #	3,020,000		2,852,964	6.25% 4/15/49		3,595,000		3,815,056
Rede D’or Finance 144A				Energy Transfer Partners
4.50% 1/22/30 #	710,000		627,683	5.00% 10/1/22		1,500,000		1,597,943
				EQT 6.125% 2/1/25		1,100,000		1,098,086

14 NQ-OPTFI [6/20] 8/20 (1294519)

(Unaudited)

	Principal		Value		Principal		Value
	amount°		(US $)		amount°		(US $)
Corporate Bonds (continued)				Corporate Bonds (continued)
Energy (continued)				Energy (continued)
Equinor 1.75% 1/22/26	655,000	$	671,438	Petroleos Mexicanos
Gazprom via Gaz Finance				144A 6.49% 1/23/27 #	1,213,000	$	1,108,549
144A 3.25% 2/25/30 #	735,000		733,163	6.50% 1/23/29	934,000		815,793
Geopark				6.75% 9/21/47	689,000		530,964
144A 5.50% 1/17/27 #	645,000		556,319	Petronas Capital
144A 6.50% 9/21/24 #	200,000		184,609	144A 3.50% 4/21/30 #	440,000		489,918
Gran Tierra Energy 144A				144A 4.55% 4/21/50 #	700,000		891,120
7.75% 5/23/27 #	580,000		263,537	144A 4.80% 4/21/60 #	1,100,000		1,516,459
Greenko Solar Mauritius				Precision Drilling 144A
144A 5.95% 7/29/26 #	540,000		534,476	7.125% 1/15/26 #	165,000		101,237
KazMunayGas National JSC				PTTEP Treasury Center 144A
144A 6.375% 10/24/48 #	121,000		153,003	2.587% 6/10/27 #	2,466,000		2,527,347
KazTransGas JSC 144A				ReNew Power 144A
4.375% 9/26/27 #	1,525,000		1,647,457	5.875% 3/5/27 #	620,000		602,013
Kinder Morgan Energy				Rio Oil Finance Trust
Partners 5.00% 10/1/21	620,000		644,652	9.25% 7/6/24	133,553		136,892
Lukoil Securities 144A				Sabine Pass Liquefaction
3.875% 5/6/30 #	1,650,000		1,722,187	5.625% 3/1/25	1,455,000		1,663,950
Marathon Oil 4.40% 7/15/27	4,770,000		4,684,036	5.75% 5/15/24	8,496,000		9,572,512
MPLX				6.25% 3/15/22	400,000		426,459
4.00% 3/15/28	320,000		337,368	Saudi Arabian Oil
4.125% 3/1/27	2,000,000		2,135,455	144A 2.875% 4/16/24 #	395,000		411,056
5.50% 2/15/49	3,200,000		3,636,312	144A 4.25% 4/16/39 #	530,000		591,361
Murphy Oil 5.875% 12/1/27	1,670,000		1,471,170	Schlumberger Holdings 144A
Noble Energy				4.30% 5/1/29 #	2,125,000		2,350,031
3.25% 10/15/29	1,930,000		1,746,234	Sinopec Group Overseas
3.90% 11/15/24	565,000		569,821	Development 2018 144A
4.20% 10/15/49	2,255,000		1,873,982	2.50% 8/8/24 #	450,000		467,398
4.95% 8/15/47	1,405,000		1,254,126	Southwestern Energy
5.05% 11/15/44	2,085,000		1,897,178	7.75% 10/1/27	1,405,000		1,226,783
NuStar Logistics				Targa Resources Partners
5.625% 4/28/27	205,000		198,617	5.375% 2/1/27	340,000		328,887
Oil and Gas Holding 144A				Tecpetrol 144A
7.625% 11/7/24 #	200,000		217,229	4.875% 12/12/22 #	685,000		646,698
ONEOK				Tennessee Gas Pipeline 144A
4.35% 3/15/29	1,500,000		1,578,819	2.90% 3/1/30 #	5,255,000		5,395,355
7.50% 9/1/23	2,840,000		3,252,148	Transocean Proteus 144A
Pertamina Persero 144A				6.25% 12/1/24 #	211,250		195,406
3.65% 7/30/29 #	197,000		206,841	Transportadora de Gas del Sur
Petrobras Global Finance				144A 6.75% 5/2/25 #	370,000		316,770
144A 5.093% 1/15/30 #	2,048,000		2,043,904	Tullow Oil 144A
5.999% 1/27/28	3,500,000		3,673,600	7.00% 3/1/25 #	365,000		230,174
6.125% 1/17/22	170,000		178,673	Woodside Finance
6.75% 6/3/50	470,000		484,570	144A 3.70% 9/15/26 #	400,000		423,479
6.85% 6/5/15	1,700,000		1,690,990	144A 4.60% 5/10/21 #	600,000		610,908
6.90% 3/19/49	89,000		93,939	YPF 144A 8.50% 6/27/29 #	560,000		415,276
7.25% 3/17/44	900,000		981,675				94,647,906
Petroleos Mexicanos
144A 5.95% 1/28/31 #	600,000		495,873

(continues) NQ-OPTFI [6/20] 8/20 (1294519) 15

Schedule of investments

Optimum Fixed Income Fund (Unaudited)

		Principal		Value			Principal		Value
		amount°		(US $)			amount°		(US $)
Corporate Bonds (continued)					Corporate Bonds (continued)
Finance Companies - 1.50%					Finance Companies (continued)
AerCap Ireland Capital					Shimao Group Holdings
3.50% 1/15/25		300,000	$	281,750	5.60% 7/15/26		790,000	$	832,956
4.45% 10/1/25		1,200,000		1,152,702	SMBC Aviation Capital
4.45% 4/3/26		150,000		142,269	Finance 144A
4.625% 10/30/20		1,000,000		1,004,381	3.00% 7/15/22 #		400,000		402,202
4.625% 7/1/22		1,100,000		1,111,455	Springleaf Finance
AerCap Ireland Capital DAC					6.125% 3/15/24		1,500,000		1,527,458
3.65% 7/21/27		2,700,000		2,390,142	8.25% 12/15/20		2,600,000		2,687,425
6.50% 7/15/25		605,000		634,486	Waha Aerospace
Air Lease					3.925% 7/28/20		105,000		105,010
3.00% 2/1/30		1,740,000		1,615,721					38,920,888
3.375% 7/1/25		670,000		670,592	Insurance - 0.65%
4.25% 2/1/24		900,000		922,229	AIA Group
Ally Financial					3.125% 3/13/23		620,000		645,913
5.75% 11/20/25		1,635,000		1,748,695	144A 3.375% 4/7/30 #		375,000		410,152
Arabian Centres Sukuk 144A					144A 3.90% 4/6/28 #		1,000,000		1,125,620
5.375% 11/26/24 #		560,000		495,880	Ambac LSNI 144A 6.00%
ASG Finance Designated					(LIBOR03M + 5.00%)
Activity 144A					2/12/23 #•		111,847		110,797
7.875% 12/3/24 #		545,000		386,950	American International Group
Aviation Capital Group					3.40% 6/30/30		1,455,000		1,579,391
144A 3.875% 5/1/23 #		1,000,000		952,141	Aon 2.80% 5/15/30		150,000		160,681
144A 6.75% 4/6/21 #		500,000		502,554	AssuredPartners 144A
BOC Aviation					7.00% 8/15/25 #		298,000		298,928
2.375% 9/15/21		600,000		600,732	Athene Global Funding 144A
3.00% 5/23/22		300,000		305,138	1.534% (LIBOR03M +
China Overseas Finance					1.23%) 7/1/22 #•		700,000		693,826
Cayman V					Brighthouse Financial
3.95% 11/15/22		480,000		504,542	5.625% 5/15/30		850,000		943,585
GATX 1.261% (LIBOR03M +					Fairfax Financial Holdings
0.72%) 11/5/21 •		2,100,000		2,071,868	144A 4.625% 4/29/30 #		1,000,000		1,079,462
GE Capital Funding 144A					HUB International 144A
3.45% 5/15/25 #		1,565,000		1,640,726	7.00% 5/1/26 #		1,300,000		1,301,307
Goodman HK Finance					MetLife 144A
4.375% 6/19/24		550,000		589,172	9.25% 4/8/38 #		1,100,000		1,527,421
International Lease Finance					Prudential Financial
8.625% 1/15/22		2,865,000		3,079,264	3.70% 3/13/51		1,660,000		1,835,021
Kaisa Group Holdings					5.375% 5/15/45 µ		1,405,000		1,487,568
9.375% 6/30/24		630,000		578,744	USI 144A 6.875% 5/1/25 #		1,163,000		1,176,799
Logicor Financing					VIVAT 2.375% 5/17/24	EUR	2,100,000		2,460,318
3.25% 11/13/28	EUR	3,400,000		4,179,257					16,836,789
Nationstar Mortgage Holdings
144A 8.125% 7/15/23 #		2,000,000		2,057,610	Real Estate Investment Trusts - 1.00%
ORIX 3.20% 1/19/22		500,000		515,190	American Tower
Park Aerospace Holdings Ltd					3.00% 6/15/23		600,000		640,143
144A 3.625% 3/15/21 #		400,000		394,858	3.375% 5/15/24		500,000		543,215
144A 5.25% 8/15/22 #		2,000,000		1,878,333	American Tower Trust #1
Samhallsbyggnadsbolaget i					144A 3.07% 3/15/23 #		1,285,000		1,317,458
Norden 1.125% 9/4/26 EUR		900,000		958,456	Corporate Office Properties
					3.60% 5/15/23		690,000		702,647

16 NQ-OPTFI [6/20] 8/20 (1294519)

(Unaudited)

		Principal		Value		Principal		Value
		amount°		(US $)		amount°		(US $)
Corporate Bonds (continued)					Corporate Bonds (continued)
Real Estate Investment Trusts (continued)					Technology (continued)
Corporate Office Properties					International Business
5.25% 2/15/24		670,000	$	718,309	Machines
Crown Castle International					3.00% 5/15/24	4,805,000	$	5,206,215
3.80% 2/15/28		2,115,000		2,379,898	Microchip Technology 144A
4.30% 2/15/29		2,745,000		3,187,114	4.25% 9/1/25 #	850,000		857,815
5.25% 1/15/23		1,505,000		1,675,307	NortonLifeLock
CubeSmart 3.00% 2/15/30		1,735,000		1,843,813	4.20% 9/15/20	2,000,000		2,005,000
CyrusOne 1.45% 1/22/27 EUR		1,400,000		1,516,519	NXP
EPR Properties 4.50% 6/1/27		2,900,000		2,691,313	144A 2.70% 5/1/25 #	180,000		189,376
Equinix 5.375% 5/15/27		350,000		382,660	144A 3.40% 5/1/30 #	350,000		377,392
GLP Capital 4.00% 1/15/30		2,600,000		2,591,238	144A 3.875% 6/18/26 #	3,250,000		3,642,214
Iron Mountain US Holdings					144A 4.125% 6/1/21 #	5,365,000		5,526,305
144A 5.375% 6/1/26 #		262,000		264,243	144A 4.30% 6/18/29 #	142,000		161,383
MGM Growth Properties					144A 4.625% 6/15/22 #	300,000		319,691
Operating Partnership					144A 4.625% 6/1/23 #	1,000,000		1,097,729
5.75% 2/1/27		145,000		148,852	144A 4.875% 3/1/24 #	3,280,000		3,665,043
MPT Operating Partnership					Oracle 2.95% 4/1/30	1,355,000		1,512,686
3.692% 6/5/28	GBP	1,600,000		1,995,231	Xilinx 2.375% 6/1/30	825,000		851,661
Regency Centers								47,821,138
3.70% 6/15/30		1,435,000		1,545,698
WEA Finance 144A					Transportation - 1.03%
3.25% 10/5/20 #		1,800,000		1,802,355	Aerovias de Mexico 144A
					7.00% 2/5/25 #‡	855,000		203,063
				25,946,013	American Airlines 2011-1
Technology - 1.84%					Class A Pass Through Trust
Apple 1.65% 5/11/30		975,000		1,008,938	5.25% 1/31/21 ⯁	195,275		172,094
Broadcom					American Airlines 2015-1
2.65% 1/15/23		1,300,000		1,349,501	Class A Pass Through Trust
144A 3.15% 11/15/25 #		845,000		898,236	3.375% 5/1/27 ⯁	902,854		757,849
144A 3.459% 9/15/26 #		2,354,000		2,530,192	American Airlines 2016-3
144A 4.11% 9/15/28 #		1,052,000		1,152,596	Class AA Pass Through
144A 4.15% 11/15/30 #		1,077,000		1,174,265	Trust 3.00% 10/15/28	1,100,866		1,013,014
144A 4.70% 4/15/25 #		801,000		902,791	Ashtead Capital 144A
144A 5.00% 4/15/30 #		1,685,000		1,940,007	5.25% 8/1/26 #	400,000		421,500
CDK Global					Autoridad del Canal de
					Panama 144A
5.00% 10/15/24		840,000		893,012	4.95% 7/29/35 #	595,000		680,862
5.875% 6/15/26		1,003,000		1,044,058	Azul Investments 144A
CommScope Technologies					5.875% 10/26/24 #	830,000		390,220
144A 5.00% 3/15/27 #		183,000		165,379	Delta Air Lines
Dell International					3.625% 3/15/22	500,000		473,791
4.42% 6/15/21		1,600,000		1,644,860	144A 7.00% 5/1/25 #	5,800,000		5,993,250
144A 4.42% 6/15/21 #		300,000		308,385	Delta Air Lines 2007-1 Class
144A 5.45% 6/15/23 #		600,000		656,544	A Pass Through Trust
144A 6.02% 6/15/26 #		400,000		458,927	6.821% 8/10/22 ⯁	198,228		194,718
Fiserv					Doric Nimrod Air Finance
2.65% 6/1/30		1,155,000		1,221,076	Alpha 2012-1 Class A Pass
3.50% 7/1/29		3,500,000		3,937,675	Through Trust 144A
International Business					5.125% 11/30/22 # ⯁	658,620		609,786
Machines					ERAC USA Finance
1.95% 5/15/30		1,095,000		1,122,186	144A 2.70% 11/1/23 #	300,000		303,667

(continues) NQ-OPTFI [6/20] 8/20 (1294519) 17

Schedule of investments

Optimum Fixed Income Fund (Unaudited)

	Principal		Value		Principal		Value
	amount°		(US $)		amount°		(US $)
Corporate Bonds (continued)				Corporate Bonds (continued)
Transportation (continued)				Utilities (continued)
ERAC USA Finance				Calpine
144A 4.50% 8/16/21 #	200,000	$	206,496	144A 5.25% 6/1/26 #	328,000	$	332,138
FedEx 4.05% 2/15/48	4,985,000		5,129,647	CenterPoint Energy
Kansas City Southern				3.85% 2/1/24	960,000		1,050,811
3.00% 5/15/23	500,000		510,919	4.25% 11/1/28	2,618,000		3,045,545
Latam Airlines 2015-1 Pass				Centrais Eletricas Brasileiras
Through Trust Class A				144A 3.625% 2/4/25 #	200,000		195,900
4.20% 11/15/27 ⯁	382,585		330,936	144A 4.625% 2/4/30 #	565,000		540,634
Lima Metro Line 2 Finance				CLP Power Hong Kong
144A 4.35% 4/5/36 #	695,000		743,073	Financing
Penske Truck Leasing				2.875% 4/26/23	240,000		248,415
144A 3.95% 3/10/25 #	1,000,000		1,085,291	Comision Federal de
144A 4.45% 1/29/26 #	2,100,000		2,318,290	Electricidad 144A
144A 4.875% 7/11/22 #	300,000		319,814	4.875% 1/15/24 #	200,000		211,229
Rumo Luxembourg 144A				Duke Energy 4.875%µy	1,865,000		1,865,404
5.25% 1/10/28 #	750,000		750,000	Duke Energy Indiana
Southwest Airlines				2.75% 4/1/50	2,150,000		2,173,795
5.125% 6/15/27	1,350,000		1,401,603	3.25% 10/1/49	1,265,000		1,404,375
Union Pacific 3.25% 2/5/50	1,455,000		1,598,852	Emera 6.75% 6/15/76 µ	57,000		61,746
United Rentals North America				Empresas Publicas de
5.50% 5/15/27	785,000		811,639	Medellin 144A
US Airways 2012-2 Class A				4.25% 7/18/29 #	760,000		764,131
Pass Through Trust 4.625%				Enel Finance International
6/3/25 ⯁	390,719		331,797	144A 2.875% 5/25/22 #	1,100,000		1,138,351
			26,752,171	Engie Energia Chile 144A
Utilities - 3.54%				4.50% 1/29/25 #	515,000		557,493
Adani Electricity Mumbai				Entergy 4.00% 7/15/22	300,000		318,540
144A 3.949% 2/12/30 #	475,000		443,962	Entergy Arkansas
Aegea Finance 144A				3.75% 2/15/21	200,000		202,643
5.75% 10/10/24 #	590,000		599,649	4.20% 4/1/49	870,000		1,100,963
AEP Texas				Entergy Louisiana
2.40% 10/1/22	200,000		207,808	4.95% 1/15/45	235,000		256,233
3.45% 1/15/50	350,000		380,593	Entergy Mississippi
AES Andres 144A				3.85% 6/1/49	1,805,000		2,161,050
7.95% 5/11/26 #	840,000		852,600	Entergy Texas
AES Gener 144A				3.55% 9/30/49	700,000		774,153
7.125% 3/26/79 #µ	605,000		625,730	Essential Utilities
American Electric Power				2.704% 4/15/30	695,000		728,006
2.15% 11/13/20	300,000		301,900	3.351% 4/15/50	675,000		706,670
American Transmission				Evergy 4.85% 6/1/21	225,000		231,214
Systems 144A				Evergy Kansas Central
5.25% 1/15/22 #	1,955,000		2,071,638	3.45% 4/15/50	1,670,000		1,857,203
Appalachian Power				Evergy Metro 3.65% 8/15/25	1,350,000		1,523,048
3.70% 5/1/50	440,000		484,621	Exelon
Berkshire Hathaway Energy				2.45% 4/15/21	200,000		202,783
144A 4.25% 10/15/50 #	835,000		1,050,597	3.497% 6/1/22	1,075,000		1,122,489
Brooklyn Union Gas 144A				3.95% 6/15/25	670,000		753,540
3.865% 3/4/29 #	3,230,000		3,711,816	FirstEnergy 2.85% 7/15/22	200,000		207,570
Calpine
144A 4.50% 2/15/28 #	453,000		444,701

18 NQ-OPTFI [6/20] 8/20 (1294519)

(Unaudited)

	Principal		Value		Principal		Value
	amount°		(US $)		amount°		(US $)
Corporate Bonds (continued)				Corporate Bonds (continued)
Utilities (continued)				Utilities (continued)
FirstEnergy Transmission 144A				Saudi Electricity Global Sukuk
4.55% 4/1/49 #	875,000	$	1,064,570	Co. 4 4.222% 1/27/24	715,000	$	767,226
Grupo Energia Bogota 144A				Sempra Energy
4.875% 5/15/30 #	640,000		673,200	0.763% (LIBOR03M +
Infraestructura Energetica				0.45%) 3/15/21 •	2,050,000		2,053,645
Nova				1.719% (LIBOR03M +
144A 3.75% 1/14/28 #	225,000		221,301	0.50%) 1/15/21 •	451,000		451,082
144A 4.875% 1/14/48 #	595,000		566,318	4.875%µy	1,055,000		1,057,637
Interstate Power and Light				Southern California Edison
4.10% 9/26/28	3,565,000		4,134,007	3.65% 2/1/50	1,525,000		1,682,858
Israel Electric 144A				4.00% 4/1/47	880,000		1,006,579
5.00% 11/12/24 #	832,000		934,973	4.875% 3/1/49	2,330,000		3,017,854
Kallpa Generacion 144A				Southern Power 144A
4.125% 8/16/27 #	870,000		889,418	0.856% (LIBOR03M +
Listrindo Capital 144A				0.55%) 12/20/20 #•	1,700,000		1,700,117
4.95% 9/14/26 #	540,000		545,400	Southwestern Electric Power
Louisville Gas and Electric				4.10% 9/15/28	4,590,000		5,222,197
4.25% 4/1/49	2,685,000		3,271,924	Trans-Allegheny Interstate
Mong Duong Finance				Line 144A 3.85% 6/1/25 #	165,000		185,415
Holdings 144A				Vistra Operations 144A
5.125% 5/7/29 #	995,000		1,005,627	5.50% 9/1/26 #	1,784,000		1,830,464
National Rural Utilities				Xcel Energy
Cooperative Finance				2.60% 12/1/29	430,000		463,123
4.75% 4/30/43 µ	315,000		315,928	3.40% 6/1/30	625,000		720,573
Nevada Power				3.50% 12/1/49	2,870,000		3,214,874
3.125% 8/1/50	1,517,000		1,648,798
NextEra Energy Capital							92,157,213
Holdings				Total Corporate Bonds
2.403% 9/1/21	1,700,000		1,738,841	(cost $1,036,368,480)			1,083,153,104
2.90% 4/1/22	2,315,000		2,410,360
3.15% 4/1/24	1,115,000		1,210,848	Municipal Bonds - 0.64%
3.20% 2/25/22	400,000		417,315	American Municipal Power,
NiSource 5.65%µy	875,000		836,054	Ohio (Combined
NV Energy 6.25% 11/15/20	825,000		842,849	Hydroelectric Projects -
Pacific Gas and Electric				Build America Bonds)
2.10% 8/1/27	1,895,000		1,876,183	Series B
2.50% 2/1/31	735,000		720,373	8.084% 2/15/50	1,500,000		2,715,495
3.30% 3/15/27	700,000		761,709	California State Various
3.30% 8/1/40	910,000		887,751	Purposes
3.50% 6/15/25	400,000		442,246	(Build America Bonds)
PacifiCorp				7.55% 4/1/39	395,000		705,111
2.70% 9/15/30	295,000		322,572	(High-Speed Passenger
				Train Bonds) Series C
3.30% 3/15/51	410,000		453,740	0.942% (LIBOR01M +
Pedernales Electric				0.78%) 4/1/47 •	1,250,000		1,248,087
Cooperative 144A				Chicago, Illinois Transit
6.202% 11/15/32 #	620,000		745,914	Authority
Perusahaan Listrik Negara				(Pension Funding) Series A
144A 4.125% 5/15/27 #	300,000		316,818	6.899% 12/1/40	1,800,000		2,483,550
144A 5.25% 5/15/47 #	185,000		208,920
PG&E 5.25% 7/1/30	2,390,000		2,407,925

(continues) NQ-OPTFI [6/20] 8/20 (1294519) 19

Schedule of investments

Optimum Fixed Income Fund (Unaudited)

	Principal		Value		Principal		Value
	amount°		(US $)		amount°		(US $)
Municipal Bonds (continued)				Non-Agency Asset-Backed Securities (continued)
Chicago, Illinois Transit				Argent Securities Trust
Authority				Series 2006-M1 A2C
(Retiree Health Care				0.335% (LIBOR01M +
Funding) Series B 6.899%				0.15%, Floor 0.15%)
12/1/40	1,800,000	$	2,483,550	7/25/36 •	1,219,320	$	481,722
Municipal Electric Authority of				Series 2006-W4 A2C
Georgia (Build America				0.345% (LIBOR01M +
Bonds Plant Vogtle Units 3				0.16%, Floor 0.16%)
& 4 Project)				5/25/36 •	644,076		227,829
6.655% 4/1/57	1,767,000		2,596,942	Bear Stearns Asset-Backed
New Jersey Transportation				Securities I Trust
Trust Fund Authority				Series 2005-FR1 M2
(Build America Bonds)				1.19% (LIBOR01M +
Series C 5.754%				1.005%, Floor 0.67%)
12/15/28	1,590,000		1,733,943	6/25/35 •	1,707,759		1,647,174
New York City, New York				Series 2007-HE2 1A2
Transitional Finance				0.355% (LIBOR01M +
Authority Future Tax				0.17%, Floor 0.17%)
Secured Revenue				3/25/37 •	96,771		193,750
(Build America Bonds)				Bear Stearns Asset-Backed
Subordinate Series A-1				Securities Trust
5.508% 8/1/37	700,000		981,708	Series 2007-SD1 22A1
New York State Urban				3.112% 10/25/36 •	128,522		87,956
Development (Build				Bear Stearns Second Lien
America Bonds)				Trust
Series E 5.77% 3/15/39	800,000		1,017,072	Series 2007-SV1A M2
Oregon State Taxable Pension				144A 1.535% (LIBOR01M
5.892% 6/1/27	30,000		37,540	+ 1.35%, Cap 11.00%,
Pennsylvania Higher				Floor 0.90%) 1/25/36 #•	435,294		432,081
Education Assistance				Centex Home Equity Loan
Agency Revenue				Trust
				Series 2002-A AF6
(Student Loans) Series				5.54% 1/25/32	500		512
2006-2 A-3 1.121%
(LIBOR03M + 0.13%)				CIT Mortgage Loan Trust
10/25/36 •	429,212		407,129	Series 2007-1 1M1 144A
South Carolina Public Service				1.685% (LIBOR01M +
Authority				1.50%, Floor 1.50%)
				10/25/37 #•	3,600,000		3,425,724
(Santee Cooper) Series D				Citicorp Residential Mortgage
4.77% 12/1/45	145,000		180,600	Trust
Total Municipal Bonds				Series 2006-3 A5
(cost $14,795,871)			16,590,727	5.14% 11/25/36 •	746,145		770,043
				CNH Equipment Trust
Non-Agency Asset-Backed Securities - 2.74%				Series 2019-A A2
ABFC Trust				2.96% 5/16/22	580,696		583,894
Series 2006-HE1 A2D				Series 2019-B A2
0.405% (LIBOR01M +				2.55% 9/15/22	1,000,026		1,006,603
0.22%, Floor 0.22%)				Countrywide Asset-Backed
1/25/37 •	330,486		217,647	Certificates
				Series 2004-3 2A 0.585%
				(LIBOR01M + 0.40%, Floor
				0.20%) 8/25/34 •	49,386		45,750

20 NQ-OPTFI [6/20] 8/20 (1294519)

(Unaudited)

	Principal		Value		Principal		Value
	amount°		(US $)		amount°		(US $)
Non-Agency Asset-Backed Securities (continued)				Non-Agency Asset-Backed Securities (continued)
Countrywide Asset-Backed				GSAMP Trust
Certificates				Series 2006-FM3 A2D
Series 2006-1 AF6				0.415% (LIBOR01M +
4.642% 7/25/36 •	136,057	$	137,514	0.23%, Floor 0.23%)
Series 2006-26 2A4				11/25/36 •	962,478	$	556,616
0.405% (LIBOR01M +				Series 2007-SEA1 A 144A
0.22%, Floor 0.22%)				0.485% (LIBOR01M +
6/25/37 •	2,000,000		1,862,531	0.30%, Floor 0.30%)
Series 2007-6 2A4				12/25/36 #•	774,089		732,645
0.495% (LIBOR01M +				Hardee’s Funding
0.31%, Floor 0.31%)				Series 2018-1A A2I 144A
9/25/37 •	922,899		624,271	4.25% 6/20/48 #	638,625		649,028
CWABS Asset-Backed				Series 2018-1A A2II 144A
Certificates Trust				4.959% 6/20/48 #	491,250		486,308
Series 2005-3 MV7				Harley-Davidson Motorcycle
2.135% (LIBOR01M +				Trust
1.95%, Floor 1.30%)				Series 2020-A A2A
8/25/35 •	4,200,000		3,952,712	1.83% 1/17/23	850,000		855,125
Series 2006-11 1AF6				HOA Funding
6.15% 9/25/46 •	113,224		115,711	Series 2014-1A A2 144A
Series 2006-17 2A2				4.846% 8/20/44 #	1,243,425		1,131,915
0.335% (LIBOR01M +				Home Equity Mortgage Loan
0.15%, Floor 0.15%)				Asset-Backed Trust
3/25/47 •	1,315,787		1,278,249	Series 2007-A 2A3
Discover Card Execution Note				0.425% (LIBOR01M +
Trust				0.24%, Floor 0.24%)
Series 2019-A1 A1				4/25/37 •	1,359,211		968,160
3.04% 7/15/24	400,000		416,318	HSI Asset Securitization Trust
EquiFirst Mortgage Loan Trust				Series 2006-HE1 2A1
Series 2004-2 M7 3.185%				0.235% (LIBOR01M +
(LIBOR01M + 3.00%, Floor				0.05%, Floor 0.05%)
2.00%) 10/25/34 •	662,361		639,565	10/25/36 •	26,304		13,510
First Franklin Mortgage Loan				JPMorgan Mortgage
Trust				Acquisition Trust
Series 2006-FF5 2A3				Series 2006-CW2 AV5
0.345% (LIBOR01M +				0.425% (LIBOR01M +
0.16%, Floor 0.16%)				0.24%, Floor 0.24%)
4/25/36 •	827,444		786,457	8/25/36 •	500,000		486,185
Ford Credit Auto Owner Trust				Long Beach Mortgage Loan
Series 2018-1 A 144A				Trust
3.19% 7/15/31 #	840,000		899,485	Series 2006-1 2A4
Series 2020-A A2				0.485% (LIBOR01M +
1.03% 10/15/22	1,250,000		1,255,614	0.30%, Floor 0.30%)
Fremont Home Loan Trust				2/25/36 •	3,013,821		2,586,862
Series 2004-B M1 1.055%				Series 2006-7 1A 0.34%
(LIBOR01M + 0.87%, Floor				(LIBOR01M + 0.155%,
0.58%) 5/25/34 •	2,440,140		2,321,335	Floor 0.155%) 8/25/36 •	2,846,933		1,766,018
GE-WMC Mortgage Securities				Mercedes-Benz Auto Lease
Trust				Trust
Series 2006-1 A2B 0.335%				Series 2019-B A2
(LIBOR01M + 0.15%, Floor				2.01% 12/15/21	296,510		297,942
0.15%) 8/25/36 •	2,036,267		1,112,168	Series 2020-A A2
				1.82% 3/15/22	500,000		502,739

(continues) NQ-OPTFI [6/20] 8/20 (1294519) 21

Schedule of investments

Optimum Fixed Income Fund (Unaudited)

	Principal		Value		Principal		Value
	amount°		(US $)		amount°		(US $)
Non-Agency Asset-Backed Securities (continued)				Non-Agency Asset-Backed Securities (continued)
Mercedes-Benz Master Owner				RAMP Trust
Trust				Series 2007-RZ1 A2
Series 2018-BA A 144A				0.345% (LIBOR01M +
0.525% (LIBOR01M +				0.16%, Cap 14.00%, Floor
0.34%) 5/15/23 #•	500,000	$	492,157	0.16%) 2/25/37 •	82,074	$	81,792
Series 2019-AA A 144A				Sofi Consumer Loan Program
0.535% (LIBOR01M +				Series 2017-3 A 144A
0.35%) 5/15/23 #•	2,825,000		2,815,019	2.77% 5/25/26 #	285,135		286,814
Morgan Stanley ABS Capital I				Sofi Professional Loan
Trust				Program
Series 2007-HE1 A2C				Series 2016-F A2 144A
0.335% (LIBOR01M +				3.02% 2/25/40 #	241,779		249,361
0.15%, Floor 0.15%)				Soundview Home Loan Trust
11/25/36 •	4,682,250		3,133,997	Series 2006-OPT1 2A4
Series 2007-HE5 A2D				0.455% (LIBOR01M +
0.525% (LIBOR01M +				0.27%, Floor 0.27%)
0.34%, Floor 0.34%)				3/25/36 •	288,628		276,184
3/25/37 •	3,300,326		1,669,210	Structured Asset Investment
Navistar Financial Dealer Note				Loan Trust
Master Owner Trust II				Series 2003-BC2 M1
Series 2018-1 A 144A				1.565% (LIBOR01M +
0.815% (LIBOR01M +				1.38%, Floor 0.92%)
0.63%, Floor 0.63%)				4/25/33 •	15,777		15,054
9/25/23 #•	450,000		448,353	Structured Asset Securities
New Century Home Equity				Mortgage Loan Trust
Loan Trust				Series 2006-BC1 A6
Series 2005-1 M2 0.905%				0.455% (LIBOR01M +
(LIBOR01M + 0.72%, Cap				0.27%, Floor 0.27%)
12.50%, Floor 0.48%)				3/25/36 •	1,450,059		1,287,514
3/25/35 •	233,599		214,577	Tesla Auto Lease Trust
Nissan Auto Lease Trust				Series 2019-A A2 144A
Series 2020-A A2A				2.13% 4/20/22 #	600,000		606,724
1.80% 5/16/22	1,000,000		1,007,731	Towd Point Mortgage Trust
Option One Mortgage Loan				Series 2017-1 A1 144A
Trust				2.75% 10/25/56 #•	842,213		861,799
Series 2005-1 M1 0.965%				Series 2017-2 A1 144A
(LIBOR01M + 0.78%, Floor				2.75% 4/25/57 #•	101,241		103,024
0.52%) 2/25/35 •	1,846,525		1,773,569	Series 2017-4 M1 144A
Series 2007-4 2A4				3.25% 6/25/57 #•	615,000		633,273
0.495% (LIBOR01M +				Series 2018-1 A1 144A
0.31%, Floor 0.31%)				3.00% 1/25/58 #•	196,915		203,995
4/25/37 •	5,956,404		4,023,938	Series 2019-4 A1 144A
PFS Financing				2.90% 10/25/59 #•	10,831,091		11,393,399
Series 2018-E A 144A				Volvo Financial Equipment
0.635% (LIBOR01M +				Master Owner Trust
0.45%) 10/17/22 #•	2,315,000		2,300,494	Series 2017-A A 144A
RAAC Trust				0.685% (LIBOR01M +
Series 2005-SP2 2A				0.50%) 11/15/22 #•	1,075,000		1,074,351
0.485% (LIBOR01M +
0.30%, Cap 14.00%, Floor
0.30%) 6/25/44 •	310,096		274,795

22 NQ-OPTFI [6/20] 8/20 (1294519)

(Unaudited)

	Principal		Value		Principal		Value
	amount°		(US $)		amount°		(US $)
Non-Agency Asset-Backed Securities (continued)				Non-Agency Collateralized Mortgage Obligations
Wendy’s Funding				(continued)
Series 2018-1A A2I 144A				Connecticut Avenue Securities
3.573% 3/15/48 #	468,000	$	485,059	Trust
Total Non-Agency Asset-Backed				Series 2019-R02 1M2
Securities				144A 2.485% (LIBOR01M
(cost $70,913,840)			71,267,851	+ 2.30%, Floor 2.30%)
				8/25/31 #•	2,405,967	$	2,369,775
Non-Agency Collateralized Mortgage Obligations - 1.87%				Series 2019-R07 1M2
Alternative Loan Trust				144A 2.285% (LIBOR01M
Resecuritization				+ 2.10%) 10/25/39 #•	3,250,000		3,150,296
Series 2008-2R 3A1				Series 2020-R01 1M2
6.00% 8/25/37 •	1,028,085		803,865	144A 2.235% (LIBOR01M
ARM Mortgage Trust				+ 2.05%, Floor 2.05%)
Series 2004-5 3A1				1/25/40 #•	2,500,000		2,372,405
3.769% 4/25/35 •	110,961		109,436	CSMC Mortgage-Backed Trust
Series 2005-10 3A31				Series 2005-1R 2A5 144A
3.535% 1/25/36 •	136,475		125,347	5.75% 12/26/35 #	942,490		868,258
Series 2006-2 1A4				Series 2007-1 5A14
3.911% 5/25/36 •	545,948		508,844	6.00% 2/25/37	221,954		183,602
Banc of America Funding Trust				Series 2007-3 4A6
Series 2005-E 7A1 2.17%				0.435% (LIBOR01M +
(COF 11 + 1.43%, Floor				0.25%, Cap 7.00%, Floor
1.43%) 6/20/35 •	92,371		77,800	0.25%) 4/25/37 •	161,396		131,207
Series 2006-I 1A1				Series 2007-3 4A12
3.799% 12/20/36 •	166,900		163,157	6.566% (6.75% minus
				LIBOR01M, Cap 6.75%)
Banc of America Mortgage				4/25/37 S•	161,396		27,341
Trust
Series 2003-D 2A1				Series 2007-3 4A15
4.292% 5/25/33 •	113,194		110,598	5.50% 4/25/37	71,665		71,183
Bear Stearns ARM Trust				Flagstar Mortgage Trust
Series 2003-5 2A1				Series 2018-5 A7 144A
3.833% 8/25/33 •	23,449		22,585	4.00% 9/25/48 #•	111,347		112,283
Chase Home Lending				Galton Funding Mortgage
Mortgage Trust				Trust
Series 2019-ATR2 A3 144A				Series 2018-1 A43 144A
3.50% 7/25/49 #•	481,404		493,051	3.50% 11/25/57 #•	170,853		172,562
Chase Mortgage Finance Trust				GMACM Mortgage Loan Trust
Series 2005-A1 3A1				Series 2006-J1 A1
3.809% 12/25/35 •	70,559		65,288	5.75% 4/25/36	29,882		29,432
CHL Mortgage Pass Through				GS Mortgage-Backed
Trust				Securities Trust
Series 2007-4 1A1 6.00%				Series 2020-PJ1 A1 144A
5/25/37 ⯁	908,787		656,233	3.50% 5/25/50 #•	689,268		699,948
Connecticut Avenue Securities				GSR Mortgage Loan Trust
				Series 2007-AR1 2A1
Trust				3.747% 3/25/47 •	568,469		457,773
Series 2018-R07 1M2
144A 2.585% (LIBOR01M				Holmes Master Issuer
+ 2.40%) 4/25/31 #•	689,910		682,132	Series 2018-2A A2 144A
				1.639% (LIBOR03M +
Series 2019-R01 2M2				0.42%) 10/15/54 #•	1,086,776		1,084,884
144A 2.635% (LIBOR01M
+ 2.45%) 7/25/31 #•	396,436		386,747

(continues) NQ-OPTFI [6/20] 8/20 (1294519) 23

Schedule of investments

Optimum Fixed Income Fund (Unaudited)

	Principal		Value			Principal		Value
	amount°		(US $)			amount°		(US $)
Non-Agency Collateralized Mortgage Obligations				Non-Agency Collateralized Mortgage Obligations
(continued)				(continued)
JPMorgan Alternative Loan				Ludgate Funding
Trust				Series 2006-1X A2A
Series 2007-A2 11A1				0.427% (BP0003M +
0.365% (LIBOR01M +				0.19%) 12/1/60 •	GBP	1,351,698	$	1,592,160
0.18%, Cap 11.50%, Floor				Series 2008-W1X A1
0.18%) 6/25/37 •	4,056,799	$	2,707,885	0.751% (BP0003M +
JPMorgan Mortgage Trust				0.60%) 1/1/61 •	GBP	579,183		689,700
Series 2006-A6 2A4L				Mansard Mortgages
3.955% 10/25/36 •	315,417		276,239	Series 2007-1X A2 0.846%
Series 2006-A7 2A2				(BP0003M + 0.18%)
3.789% 1/25/37 •	65,834		58,925	4/15/47 •	GBP	640,804		753,085
Series 2007-A1 6A1				MASTR Alternative Loan Trust
3.79% 7/25/35 •	95,680		92,439	Series 2004-3 8A1
Series 2014-2 B1 144A				7.00% 4/25/34		1,413		1,464
3.396% 6/25/29 #•	48,769		48,728	Series 2004-5 6A1
Series 2014-2 B2 144A				7.00% 6/25/34		25,596		26,849
3.396% 6/25/29 #•	48,769		48,703	MASTR ARM Trust
Series 2015-4 B1 144A				Series 2004-4 4A1
3.617% 6/25/45 #•	751,429		762,119	3.594% 5/25/34 •		58,063		57,182
Series 2015-4 B2 144A				Merrill Lynch Mortgage
3.617% 6/25/45 #•	321,161		324,512	Investors Trust
Series 2015-5 B2 144A				Series 2004-A1 2A2
2.755% 5/25/45 #•	602,063		611,916	3.707% 2/25/34 •		3,046		2,993
Series 2015-6 B1 144A				New Residential Mortgage
3.591% 10/25/45 #•	320,374		325,817	Loan Trust
Series 2015-6 B2 144A				Series 2018-RPL1 A1 144A
3.591% 10/25/45 #•	311,715		315,261	3.50% 12/25/57 #•		307,563		328,123
Series 2016-4 B1 144A				Series 2019-RPL3 A1 144A
3.885% 10/25/46 #•	226,373		235,540	2.75% 7/25/59 #•		5,546,625		5,815,267
Series 2016-4 B2 144A				Opteum Mortgage
3.885% 10/25/46 #•	384,834		393,650	Acceptance Trust
Series 2017-1 B3 144A				Series 2006-1 2A1
3.52% 1/25/47 #•	924,603		918,783	5.75% 4/25/36 •		16,667		16,627
Series 2017-2 A3 144A				RALI Series Trust
3.50% 5/25/47 #•	217,434		222,471	Series 2007-QA5 2A1
Series 2018-4 A15 144A				6.014% 9/25/37 •		3,038,553		2,491,920
3.50% 10/25/48 #•	284,521		286,500	Series 2007-QH8 A
Series 2019-LTV3 A3 144A				2.624% 10/25/37 •		1,855,511		1,622,056
3.50% 3/25/50 #•	773,185		789,765	Reperforming Loan REMIC
Series 2020-1 A4 144A				Trust
3.50% 6/25/50 #•	850,897		867,720	Series 2006-R1 AF1 144A
Series 2020-2 A3 144A				0.525% (LIBOR01M +
3.50% 7/25/50 #•	911,913		933,337	0.34%, Cap 9.50%, Floor
Lanark Master Issuer				0.34%) 1/25/36 #•		888,763		839,589
Series 2019-1A 1A1 144A				RFMSI Trust
1.128% (LIBOR03M +				Series 2004-S9 2A1
0.77%) 12/22/69 #•	608,000		608,947	4.75% 12/25/19		28		28
Lehman Mortgage Trust
Series 2007-10 2A2
6.50% 1/25/38	1,438,354		811,156

24 NQ-OPTFI [6/20] 8/20 (1294519)

(Unaudited)

	Principal		Value		Principal		Value
	amount°		(US $)		amount°		(US $)
Non-Agency Collateralized Mortgage Obligations				Non-Agency Commercial Mortgage-Backed Securities -
(continued)				4.58%
Sequoia Mortgage Trust				BANK
Series 2004-5 A3 0.985%				Series 2017-BNK5 A5
(LIBOR06M + 0.56%, Cap				3.39% 6/15/60	1,430,000	$	1,589,039
11.50%, Floor 0.28%)				Series 2017-BNK5 B
6/20/34 •	127,637	$	118,392	3.896% 6/15/60 •	605,000		612,039
Series 2007-1 4A1				Series 2017-BNK7 A5
3.53% 9/20/46 •	384,824		291,277	3.435% 9/15/60	1,110,000		1,240,595
Series 2015-1 B2 144A				Series 2019-BN20 A3
3.87% 1/25/45 #•	316,235		320,147	3.011% 9/15/62	8,000,000		8,857,187
Series 2017-4 A1 144A				Series 2019-BN21 A5
3.50% 7/25/47 #•	194,988		201,137	2.851% 10/17/52	2,100,000		2,297,412
Series 2017-5 B2 144A				BBCMS Trust
3.839% 8/25/47 #•	3,090,822		3,155,027	Series 2015-STP A 144A
Series 2018-5 A4 144A				3.323% 9/10/28 #	2,467,097		2,466,865
3.50% 5/25/48 #•	248,337		251,787	Benchmark Mortgage Trust
Series 2019-CH1 A1 144A				Series 2018-B1 A5
4.50% 3/25/49 #•	398,222		412,538	3.666% 1/15/51 •	2,310,000		2,616,137
Structured ARM Loan Trust				Series 2018-B3 A5
Series 2006-1 7A4				4.025% 4/10/51	550,000		638,352
3.796% 2/25/36 •	240,812		220,380	Series 2019-B9 A5
Structured Asset Mortgage				4.016% 3/15/52	7,865,000		9,221,356
Investments II Trust				Series 2020-B17 A5
Series 2005-AR5 A2				2.289% 3/15/53	2,000,000		2,095,119
0.444% (LIBOR01M +				Cantor Commercial Real
0.25%, Cap 11.00%, Floor				Estate Lending
0.25%) 7/19/35 •	251,042		231,310	Series 2019-CF1 A5
WaMu Mortgage Pass				3.786% 5/15/52	2,340,000		2,688,331
Through Certificates Trust				Series 2019-CF2 A5
Series 2005-AR16 1A3				2.874% 11/15/52	4,000,000		4,133,818
3.746% 12/25/35 ⯁ •	295,492		282,706	Series 2019-CF3 A4
Series 2007-HY1 3A3				3.006% 1/15/53	800,000		873,777
3.649% 2/25/37 ⯁ •	185,519		163,744	CD Mortgage Trust
Series 2007-HY7 4A1
3.715% 7/25/37 ⯁ •	379,789		329,408	Series 2017-CD6 B         3.911% 11/13/50 •	440,000		459,485
Washington Mutual Mortgage				Series 2019-CD8 A4
Pass Through Certificates				2.912% 8/15/57	8,775,000		9,570,810
Trust				CFCRE Commercial Mortgage
Series 2005-1 5A2 6.00%
3/25/35	1,816		101	Trust
				Series 2016-C7 A3
Wells Fargo Mortgage-Backed				3.839% 12/10/54	3,100,000		3,459,889
Securities Trust				Citigroup Commercial
Series 2006-AR5 2A1
3.995% 4/25/36 •	20,390		18,933	Mortgage Trust
				Series 2014-GC25 A4
Series 2006-AR11 A6
4.12% 8/25/36 •	205,833		194,497	3.635% 10/10/47	785,000		848,619
				Series 2015-GC27 A5
Series 2020-1 A1 144A				3.137% 2/10/48	1,400,000		1,486,572
3.00% 12/25/49 #•	588,955		609,196	Series 2016-P3 A4
Total Non-Agency				3.329% 4/15/49	1,305,000		1,417,850
Collateralized Mortgage				Series 2017-C4 A4
Obligations (cost $50,573,156)			48,614,068	3.471% 10/12/50	635,000		706,286

(continues) NQ-OPTFI [6/20] 8/20 (1294519) 25

Schedule of investments

Optimum Fixed Income Fund (Unaudited)

	Principal		Value		Principal		Value
	amount°		(US $)		amount°		(US $)
Non-Agency Commercial Mortgage-Backed Securities				Non-Agency Commercial Mortgage-Backed Securities
(continued)				(continued)
Citigroup Commercial				JPM-DB Commercial
Mortgage Trust				Mortgage Securities Trust
Series 2018-C5 A4				Series 2016-C2 A4
4.228% 6/10/51 •	1,700,000	$	1,984,695	3.144% 6/15/49	1,640,000	$	1,771,028
Series 2019-C7 A4				Series 2016-C4 A3
3.102% 12/15/72	1,450,000		1,615,516	3.141% 12/15/49	1,065,000		1,158,993
COMM Mortgage Trust				Series 2017-C7 A5
Series 2013-WWP A2				3.409% 10/15/50	2,395,000		2,663,799
144A 3.424% 3/10/31 #	1,100,000		1,168,800	JPMorgan Chase Commercial
Series 2014-CR20 AM				Mortgage Securities Trust
3.938% 11/10/47	2,225,000		2,350,628	Series 2013-LC11 B
Series 2015-3BP A 144A				3.499% 4/15/46	355,000		341,658
3.178% 2/10/35 #	605,000		640,131	Series 2016-JP2 AS
Series 2015-CR23 A4				3.056% 8/15/49	1,250,000		1,278,060
3.497% 5/10/48	780,000		847,430	Series 2016-WIKI A 144A
Series 2016-CR28 A4				2.798% 10/5/31 #	705,000		700,646
3.762% 2/10/49	2,330,000		2,594,607	Series 2016-WIKI B 144A
DB-JPM Mortgage Trust				3.201% 10/5/31 #	690,000		680,082
Series 2016-C1 A4				LB-UBS Commercial
3.276% 5/10/49	900,000		977,793	Mortgage Trust
Series 2016-C3 A5				Series 2006-C6 AJ
2.89% 8/10/49	945,000		1,012,634	5.452% 9/15/39 •	434,548		251,409
DB-UBS Mortgage Trust				Morgan Stanley Bank of
Series 2011-LC1A C 144A				America Merrill Lynch Trust
5.876% 11/10/46 #•	600,000		603,552	Series 2015-C26 A5
GS Mortgage Securities Trust				3.531% 10/15/48	960,000		1,049,095
Series 2010-C1 C 144A				Series 2015-C27 ASB
5.635% 8/10/43 #•	375,000		372,385	3.557% 12/15/47	2,200,000		2,323,010
Series 2015-GC32 A4				Series 2016-C29 A4
3.764% 7/10/48	1,000,000		1,101,384	3.325% 5/15/49	1,445,000		1,574,111
Series 2016-RENT A 144A				Morgan Stanley Capital I Trust
3.203% 2/10/29 #	2,300,000		2,292,520	Series 2014-CPT AM 144A
Series 2017-GS5 A4				3.516% 7/13/29 #•	2,200,000		2,243,694
3.674% 3/10/50	1,280,000		1,422,998	Series 2019-L3 A4
Series 2017-GS6 A3				3.127% 11/15/52	1,000,000		1,114,898
3.433% 5/10/50	1,935,000		2,152,171	UBS Commercial Mortgage
Series 2018-GS9 A4				Trust
3.992% 3/10/51 •	570,000		650,610	Series 2018-C9 A4
Series 2019-GC39 A4				4.117% 3/15/51 •	970,000		1,104,982
3.567% 5/10/52	1,250,000		1,422,559	UBS-Barclays Commercial
Series 2019-GC42 A4				Mortgage Trust
3.001% 9/1/52	5,000,000		5,506,771	Series 2013-C5 B 144A
Series 2020-GC47 A5				3.649% 3/10/46 #•	480,000		476,157
2.377% 5/12/53	685,000		721,826	Wells Fargo Commercial
JPM-BB Commercial				Mortgage Trust
Mortgage Securities Trust				Series 2014-LC18 A5
Series 2015-C31 A3				3.405% 12/15/47	275,000		286,879
3.801% 8/15/48	8,967,272		9,890,198	Series 2015-NXS3 A4
Series 2015-C33 A4				3.617% 9/15/57	510,000		557,327
3.77% 12/15/48	570,000		631,190	Series 2016-BNK1 A3
				2.652% 8/15/49	1,220,000		1,278,856

26 NQ-OPTFI [6/20] 8/20 (1294519)

(Unaudited)

	Principal		Value		Principal		Value
	amount°		(US $)		amount°		(US $)
Non-Agency Commercial Mortgage-Backed Securities				Loan Agreements (continued)
(continued)				Blue Ribbon 1st Lien 5.00%
Wells Fargo Commercial				(LIBOR01M + 4.00%)
Mortgage Trust				11/15/21 •	245,723	$	211,321
Series 2017-C38 A5				Boxer Parent 4.428%
3.453% 7/15/50	905,000	$	1,010,671	(LIBOR01M + 4.25%)
Total Non-Agency Commercial				10/2/25 •	383,730		364,270
Mortgage-Backed Securities				Buckeye Partners 2.923%
(cost $112,830,848)			119,105,291	(LIBOR01M + 2.75%)
				11/1/26 •	529,047		510,134
Regional Bond - 0.08%D				BWay Holding 4.561%
				(LIBOR03M + 3.25%)
Spain - 0.08%				4/3/24 •	155,990		140,859
Autonomous Community of				Caesars Resort Collection
Catalonia 4.90% 9/15/21 EUR	1,800,000		2,135,549	Tranche B-1 TBD 7/21/25
Total Regional Bond				X	595,000		561,106
(cost $2,019,595)			2,135,549	Calpine
				2.43% (LIBOR01M +
Loan Agreements - 2.04%				2.25%) 1/15/24 •	393,413		380,546
Acrisure Tranche B 3.678%				2.43% (LIBOR01M +
(LIBOR01M + 3.50%)				2.25%) 4/5/26 •	247,500		239,324
2/15/27 •	625,906		593,046	Carnival TBD 6/30/25 X	500,000		485,000
American Airlines Tranche B				Change Healthcare Holdings
2.185% (LIBOR01M +				3.50% (LIBOR03M +
2.00%) 12/14/23 •	647,225		527,951	2.50%) 3/1/24 •	196,572		189,282
Applied Systems 1st Lien TBD				Charter Communications
9/19/24 X	854,000		835,852	Operating Tranche B2
Applied Systems 2nd Lien				1.93% (LIBOR01M +
8.00% (LIBOR03M +				1.75%) 2/1/27 •	487,308		469,711
7.00%) 9/19/25 •	1,708,922		1,713,194	Chemours Tranche B-2 1.93%
Aramark Services Tranche B-3				(LIBOR01M + 1.75%)
1.928% (LIBOR03M +				4/3/25 •	896,598		852,515
1.75%) 3/11/25 •	359,075		340,583	CityCenter Holdings 3.00%
AssuredPartners 3.678%				(LIBOR01M + 2.25%)
(LIBOR01M + 3.50%)				4/18/24 •	910,023		829,638
2/12/27 •	952,650		913,354	Connect US Finco 5.50%
AthenaHealth Tranche B 1st				(LIBOR03M + 4.50%)
Lien 4.818% (LIBOR03M +				12/12/26 •	647,377		611,448
4.50%) 2/11/26 •	399,937		387,606	Core & Main 3.75%
Ball Metalpack Finco 2nd Lien				(LIBOR03M + 2.75%)
9.75% (LIBOR03M +				8/1/24 •	542,481		518,748
8.75%) 7/24/26 •	79,000		63,595	CPI Holdco 1st Lien 4.428%
Bausch Health 3.19%				(LIBOR01M + 4.25%)
(LIBOR01M + 3.00%)				11/4/26 •	150,622		145,727
6/2/25 •	284,457		276,590	CSC Holdings
Berry Global Tranche W				2.435% (LIBOR01M +
2.177% (LIBOR01M +				2.25%) 7/17/25 •	315,250		299,803
2.00%) 10/1/22 •	1,075,000		1,050,141	2.685% (LIBOR01M +
Berry Global Tranche Y				2.50%) 4/15/27 •	290,584		277,072
2.177% (LIBOR01M +				DaVita Tranche B-1 1.928%
2.00%) 7/1/26 •	694,980		667,429	(LIBOR01M + 1.75%)
				8/12/26 •	802,943		780,460

(continues) NQ-OPTFI [6/20] 8/20 (1294519) 27

Schedule of investments

Optimum Fixed Income Fund (Unaudited)

	Principal		Value		Principal		Value
	amount°		(US $)		amount°		(US $)
Loan Agreements (continued)				Loan Agreements (continued)
Edgewater Generation				Invictus US 1st Lien 4.779%
3.928% (LIBOR01M +				(LIBOR03M + 3.00%)
3.75%) 12/15/25 •	106,533	$	102,005	3/28/25 •	218,961	$	204,181
Ensemble RCM 4.437%				IQVIA Tranche B-3 2.058%
(LIBOR03M + 3.75%)				(LIBOR03M + 1.75%)
8/1/26 •	365,240		356,566	6/11/25 •	543,900		528,263
ESH Hospitality 2.178%				Iron Mountain Information
(LIBOR01M + 2.00%)				Management Tranche B
9/18/26 •	463,097		441,678	1.928% (LIBOR01M +
ExamWorks Group Tranche				1.75%) 1/2/26 •	622,162		598,345
B-1 4.322% (LIBOR03M +				JBS USA LUX 3.072%
3.25%) 7/27/23 •	723,778		709,755	(LIBOR06M + 2.00%)
Frontier Communications				5/1/26 •	162,938		156,216
Tranche B-1 5.352%				Kronos 3.179% (LIBOR01M +
(LIBOR03M + 3.75%)				3.00%) 11/1/23 •	1,235,293		1,234,134
6/17/24 •	715,162		700,143	Merrill Communications
Garda World Security Tranche				Tranche B 1st Lien 6.195%
B 1st Lien 4.93%				(LIBOR06M + 5.00%)
(LIBOR01M + 4.75%)				10/5/26 •	210,940		207,776
10/30/26 •	191,971		189,092	Microchip Technology 2.18%
Gardner Denver Tranche B-1				(LIBOR01M + 2.00%)
1.928% (LIBOR01M +				5/29/25 •	506,310		491,542
1.75%) 3/1/27 •	677,618		645,431	Mileage Plus Holdings TBD
Granite US Holdings Tranche				0.00% 6/25/27 X	1,000,000		994,554
B 6.322% (LIBOR06M +				NFP 3.428% (LIBOR01M +
5.25%) 9/30/26 •	137,505		121,004	3.25%) 2/15/27 •	220,964		206,601
Gray Television Tranche B-2				Numericable US Tranche B-11
2.423% (LIBOR01M +				TBD 7/31/25 X	350,943		333,396
2.25%) 2/7/24 •	1,018,322		985,651	Numericable US Tranche B-13
GVC Holdings Tranche B3				4.185% (LIBOR01M +
3.308% (LIBOR06M +				4.00%) 8/14/26 •	132,975		128,387
2.25%) 3/29/24 •	521,008		502,772	ON Semiconductor Tranche
Hamilton Projects Acquiror				B-4 TBD 9/16/26 X	1,284,477		1,235,773
5.75% (LIBOR03M +				Penn National Gaming
4.75%) 6/17/27 •	935,000		914,741	Tranche B-1 3.00%
HCA Tranche B-12 1.928%				(LIBOR03M + 2.25%)
(LIBOR01M + 1.75%)				10/15/25 •	985,000		919,990
3/13/25 •	1,295,337		1,272,668	PQ Tranche B 2.428%
Hilton Worldwide Finance				(LIBOR01M + 2.25%)
Tranche B-2 1.935%				2/8/27 •	792,535		773,925
(LIBOR01M + 1.75%)				PQ Tranche B TBD 2/7/27 X	750,000		735,938
6/22/26 •	1,172,387		1,099,113	Prestige Brands Tranche B-4
HUB International 4.02%				2.178% (LIBOR01M +
(LIBOR02M + 3.00%)				2.00%) 1/26/24 •	347,887		343,104
4/25/25 •	735,000		702,844	Prime Security Services
Ineos US Finance 2.178%				Borrower Tranche B-1
(LIBOR01M + 2.00%)				4.25% (LIBOR01M +
4/1/24 •	253,191		240,057	3.25%) 9/23/26 •	454,809		438,322
Informatica 3.428%				Radiate Holdco 3.75%
(LIBOR01M + 3.25%)				(LIBOR01M + 3.00%)
2/25/27 •	1,314,014		1,319,763	2/1/24 •	180,432		172,939

28 NQ-OPTFI [6/20] 8/20 (1294519)

(Unaudited)

	Principal		Value		Principal		Value
	amount°		(US $)		amount°		(US $)
Loan Agreements (continued)				Loan Agreements (continued)
Russell Investments US				United Rentals (North
Institutional Holdco				America) 1.928%
3.822% (LIBOR03M +				(LIBOR01M + 1.75%)
2.75%) 6/1/23 •	425,673	$	414,854	10/31/25 •	49,125	$	47,805
Scientific Games International				US Foods Tranche B 3.072%
Tranche B-5 3.476%				(LIBOR01M + 2.00%)
(LIBOR01M + 2.75%)				9/13/26 •	809,384		763,856
8/14/24 •	1,803,776		1,599,048	USI 4.308% (LIBOR03M +
Sinclair Television Group				4.00%) 12/2/26 •	166,861		162,169
Tranche B 2.43%				USI Tranche B 3.308%
(LIBOR01M + 2.25%)				(LIBOR03M + 3.00%)
1/3/24 •	1,544,000		1,479,666	5/16/24 •	1,418,188		1,350,115
Solenis International 1st Lien				USIC Holdings Tranche B
4.363% (LIBOR03M +				4.25% (LIBOR01M +
4.00%) 6/26/25 •	587,005		564,014	3.25%) 12/8/23 •	477,448		456,559
SS&C Technologies Tranche				Vertical Midco Tranche B TBD
B-3 1.928% (LIBOR01M +				6/30/27 X	1,185,000		1,161,300
1.75%) 4/16/25 •	257,437		246,633	Vistra Operations 1.931%
SS&C Technologies Tranche				(LIBOR01M + 1.75%)
B-4 1.928% (LIBOR01M +				12/31/25 •	523,012		470,710
1.75%) 4/16/25 •	180,867		173,277	Zekelman Industries 2.43%
Stars Group Holdings 3.808%				(LIBOR01M + 2.25%)
(LIBOR03M + 3.50%)				1/24/27 •	279,300		268,826
7/10/25 •	156,972		156,424	Zelis Cost Management Buyer
Surf Holdings 1st Lien				4.928% (LIBOR01M +
3.827% (LIBOR03M +				4.75%) 9/30/26 •	225,666		221,858
3.50%) 3/5/27 •	320,000		308,067	Total Loan Agreements
Tecta America TBD 11/20/25				(cost $54,540,422)			53,106,677
X	204,071		189,786
Telenet Financing Tranche AR				Sovereign Bonds - 1.97%D
2.185% (LIBOR01M +
2.00%) 4/30/28 •	545,000		515,512	Albania - 0.01%
Terrier Media Buyer 4.428%				Albania Government
(LIBOR01M + 4.25%)				International Bond
12/17/26 •	520,385		498,269	144A 3.50% 6/16/27 # EUR	150,000		167,965
Titan Acquisition 4.45%							167,965
(LIBOR06M + 3.00%)
3/28/25 •	56,971		52,214	Angola - 0.01%
T-Mobile USA 3.178%				Angolan Government
(LIBOR01M + 3.00%)				International Bond
4/1/27 •	610,000		610,000	8.25% 5/9/28	200,000		165,559
Transdigm Tranche F 2.428%							165,559
(LIBOR01M + 2.25%)				Argentina - 0.03%
12/9/25 •	596,195		541,171	Argentine Republic
Trident TPI Holdings Tranche				Government International
B-1 4.072% (LIBOR03M +				Bonds
3.00%) 10/17/24 •	268,673		257,674	5.625% 1/26/22	1,412,000		590,237
Ultimate Software Group 1st				6.875% 1/11/48	214,000		84,155
Lien 3.928% (LIBOR01M +
3.75%) 5/4/26 •	1,971,507		1,912,715				674,392
Ultimate Software Group TBD
5/4/26 X	3,475,000		3,441,181

(continues) NQ-OPTFI [6/20] 8/20 (1294519) 29

Schedule of investments

Optimum Fixed Income Fund (Unaudited)

		Principal		Value		Principal		Value
		amount°		(US $)		amount°		(US $)
Sovereign BondsD (continued)					Sovereign BondsD (continued)
Azerbaijan - 0.02%					Egypt - 0.13%
Republic of Azerbaijan					Egypt Government
International Bond					International Bonds
144A 4.75% 3/18/24 #		547,000	$	584,103	144A 5.577% 2/21/23 #	2,620,000	$	2,685,500
				584,103	144A 5.75% 5/29/24 #	275,000		276,222
					144A 8.70% 3/1/49 #	359,000		353,405
Bahrain - 0.01%
Bahrain Government								3,315,127
International Bond					El Salvador - 0.01%
144A 7.375% 5/14/30 #		300,000		342,510	El Salvador Government
				342,510	International Bond
					144A 7.125% 1/20/50 #	275,000		225,087
Brazil - 0.02%
Brazilian Government								225,087
International Bonds					Gabon - 0.01%
3.875% 6/12/30		223,000		215,429	Gabon Government
4.75% 1/14/50		233,000		219,515	International Bond
				434,944	144A 6.625% 2/6/31 #	200,000		179,193
Chile - 0.02%								179,193
Chile Government					Ghana - 0.01%
International Bonds					Ghana Government
2.55% 1/27/32		258,000		268,724	International Bond
3.50% 1/25/50		200,000		225,302	144A 7.875% 3/26/27 #	309,000		307,159
				494,026				307,159
Colombia - 0.03%					Guatemala - 0.02%
Colombia Government					Guatemala Government Bond
International Bonds					144A 4.875% 2/13/28 #	400,000		428,000
3.00% 1/30/30		272,000		269,110				428,000
4.00% 2/26/24		202,000		212,164
5.00% 6/15/45		200,000		225,359	Honduras - 0.01%
					Honduras Government
				706,633	International Bond
Cyprus - 0.06%					144A 5.625% 6/24/30 #	300,000		305,850
Cyprus Government								305,850
International Bond
3.875% 5/6/22	EUR	1,200,000		1,444,379	Indonesia - 0.01%
					Indonesia Government
				1,444,379	International Bond
Dominican Republic - 0.03%					144A 4.625% 4/15/43 #	200,000		230,054
Dominican Republic								230,054
International Bonds					Israel - 0.05%
144A 4.50% 1/30/30 #		367,000		333,786	Israel Government
144A 6.00% 7/19/28 #		435,000		439,159	International Bond
				772,945	2.75% 7/3/30	1,200,000		1,326,288
Ecuador - 0.01%								1,326,288
Ecuador Government
International Bond
144A 10.65% 1/31/29 #		663,000		275,311
				275,311

30 NQ-OPTFI [6/20] 8/20 (1294519)

(Unaudited)

	Principal		Value		Principal		Value
	amount°		(US $)		amount°		(US $)
Sovereign BondsD (continued)				Sovereign BondsD (continued)
Ivory Coast - 0.01%				Nigeria - 0.02%
Ivory Coast Government				Nigeria Government
International Bond				International Bond
144A 6.125% 6/15/33 #	366,000	$	366,168	144A 7.875% 2/16/32 #	537,000	$	508,147
			366,168				508,147
Jordan - 0.01%				North Macedonia - 0.01%
Jordan Government				North Macedonia
International Bond				Government International
144A 4.95% 7/7/25 #	200,000		200,000	Bond
				144A 3.675% 6/3/26 # EUR	150,000		171,643
			200,000
Kazakhstan - 0.01%							171,643
Kazakhstan Government				Oman - 0.01%
International Bond				Oman Government
144A 6.50% 7/21/45 #	207,000		307,340	International Bond
				144A 6.75% 1/17/48 #	343,000		298,153
			307,340
Kenya - 0.04%							298,153
Kenya Government				Panama - 0.04%
International Bonds				Panama Government
144A 6.875% 6/24/24 #	248,000		252,631	International Bonds
144A 8.00% 5/22/32 #	835,000		826,917	3.16% 1/23/30	452,000		487,425
				144A 3.75% 4/17/26 #	580,000		607,820
			1,079,548
Kuwait - 0.13%							1,095,245
Kuwait International				Paraguay - 0.17%
Government Bond				Paraguay Government
2.75% 3/20/22	3,400,000		3,512,404	International Bonds
			3,512,404	144A 4.95% 4/28/31 #	3,600,000		4,027,500
				144A 5.40% 3/30/50 #	403,000		468,203
Lebanon - 0.00%
Lebanon Government							4,495,703
International Bond				Peru - 0.02%
6.25% 5/27/22 ‡	582,000		111,599	Peruvian Government
			111,599	International Bonds
				2.844% 6/20/30	512,000		550,943
Mexico - 0.03%				5.625% 11/18/50	35,000		55,363
Mexico Government
International Bonds							606,306
3.25% 4/16/30	200,000		198,390	Philippines - 0.01%
4.60% 2/10/48	458,000		477,142	Philippine Government
			675,532	International Bond
				2.457% 5/5/30	300,000		315,273
Mongolia - 0.01%
Mongolia Government							315,273
International Bond				Qatar - 0.18%
144A 5.625% 5/1/23 #	306,000		307,148	Qatar Government
			307,148	International Bonds
				144A 3.40% 4/16/25 #	650,000		708,503
				144A 4.00% 3/14/29 #	725,000		835,663
				144A 4.40% 4/16/50 #	200,000		248,036

(continues) NQ-OPTFI [6/20] 8/20 (1294519) 31

Schedule of investments

Optimum Fixed Income Fund (Unaudited)

	Principal		Value			Principal		Value
	amount°		(US $)			amount°		(US $)
Sovereign BondsD (continued)				Sovereign BondsD (continued)
Qatar (continued)				South Africa - 0.13%
Qatar Government				Republic of South Africa
International Bonds				Government International
5.103% 4/23/48	2,200,000	$	2,998,230	Bonds
				4.85% 9/30/29		3,000,000	$	2,851,110
			4,790,432	5.75% 9/30/49		200,000		174,462
Republic of Vietnam - 0.01%				5.875% 6/22/30		268,000		273,311
Vietnam Government
International Bond								3,298,883
144A 4.80% 11/19/24 #	200,000		219,497	Sri Lanka - 0.02%
			219,497	Sri Lanka Government
				International Bonds
Romania - 0.01%				144A 5.875% 7/25/22 #		206,000		160,680
Romanian Government				144A 6.20% 5/11/27 #		453,000		297,872
International Bond
144A 3.375% 1/28/50 # EUR	223,000		243,909					458,552
			243,909	Trinidad & Tobago - 0.01%
				Trinidad & Tobago
Russia - 0.05%				Government International
Russian Foreign Bond -				Bond
Eurobonds				144A 4.50% 6/26/30 #		200,000		197,000
144A 4.25% 6/23/27 #	800,000		896,000
144A 4.375% 3/21/29 #	200,000		227,750					197,000
144A 5.25% 6/23/47 #	200,000		264,500	Turkey - 0.03%
			1,388,250	Turkey Government
				International Bonds
Saudi Arabia - 0.37%				5.75% 5/11/47		200,000		163,915
Saudi Government				7.625% 4/26/29		500,000		527,664
International Bonds
2.375% 10/26/21	200,000		203,268					691,579
144A 2.875% 3/4/23 #	2,200,000		2,299,035	Ukraine - 0.06%
144A 2.90% 10/22/25 #	200,000		212,590	Ukraine Government
144A 3.625% 3/4/28 #	741,000		816,071	International Bonds
144A 4.50% 10/26/46 #	800,000		922,392	144A 7.75% 9/1/26 #		960,000		1,003,396
4.50% 10/26/46	800,000		922,392	144A 9.75% 11/1/28 #		515,000		588,428
144A 5.00% 4/17/49 #	3,500,000		4,340,826					1,591,824
			9,716,574	United Kingdom - 0.00%
Senegal - 0.01%				United Kingdom Gilt
Senegal Government				1.75% 9/7/22	GBP	100,000		128,908
International Bond								128,908
144A 6.75% 3/13/48 #	210,000		203,569
				Uruguay - 0.05%
			203,569	Uruguay Government
Serbia - 0.00%				International Bonds
Serbia International Bond				4.375% 1/23/31		1,131,000		1,325,051
144A 3.125% 5/15/27 # EUR	100,000		117,833	4.50% 8/14/24		57,000		62,552
			117,833					1,387,603

32 NQ-OPTFI [6/20] 8/20 (1294519)

(Unaudited)

	Principal		Value		Principal		Value
	amount°		(US $)		amount°		(US $)
Sovereign BondsD (continued)				US Treasury Obligations (continued)
Uzbekistan - 0.02%				US Treasury Notes
Republic of Uzbekistan Bond				1.25% 8/31/24	25,600,000	$	26,678,999
144A 5.375% 2/20/29 #	448,000	$	490,654	1.50% 1/31/27	1,700,000		1,815,182
			490,654	1.50% 2/15/30	38,000,000		41,081,564
				1.625% 9/30/26	8,300,000		8,915,043
Total Sovereign Bonds (cost $49,259,960)			51,354,801	1.625% 10/31/26	12,900,000		13,860,445
				1.875% 7/31/22	39,700,000		41,117,413
Supranational Banks - 0.03%				1.875% 8/31/24  ∞	2,170,000		2,318,213
Banque Ouest Africaine de				2.00% 10/31/21  ∞	1,600,000		1,639,219
Developpement				2.00% 11/30/22  ∞	7,700,000		8,040,184
144A 4.70% 10/22/31 #	301,000		304,401	2.00% 6/30/24	7,700,000		8,245,166
144A 5.00% 7/27/27 #	406,000		424,615	2.125% 3/31/24	2,010,000		2,153,919
Total Supranational Banks (cost $699,180)			729,016	2.125% 11/30/24	11,130,000		12,048,660
				2.25% 11/15/24	11,030,000		11,993,832
US Treasury Obligations - 26.03%				2.25% 3/31/26	24,500,000		27,118,438
US Treasury Bonds				2.375% 2/29/24	4,000,000		4,317,266
1.25% 5/15/50	1,800,000		1,728,563	2.375% 8/15/24	1,820,000		1,980,530
2.00% 2/15/50	16,000,000		18,319,374	2.375% 4/30/26	10,900,000		12,154,777
2.50% 2/15/45	37,100,000		45,771,402	2.50% 1/31/24	2,790,000		3,018,758
2.75% 8/15/42	900,000		1,154,285	2.50% 2/28/26	3,700,000		4,143,422
2.75% 11/15/42	1,400,000		1,793,859	2.625% 3/31/25	12,700,000		14,108,659
				2.75% 7/31/23	46,200,000		49,849,980
2.875% 5/15/43	2,200,000		2,875,082	2.875% 11/30/23  ∞	2,500,000		2,727,783
2.875% 8/15/45	16,700,000		22,012,035
3.00% 5/15/47	900,000		1,226,496	2.875% 7/31/25	15,500,000		17,509,550
3.00% 8/15/48	3,770,000		5,183,308	2.875% 11/30/25	8,100,000		9,203,308
3.125% 5/15/48	1,490,000		2,087,717	US Treasury Strip Principal
4.375% 5/15/40	100,000		158,070	2.26% 5/15/44 ^	19,205,000		13,592,483
4.50% 2/15/36	16,655,000		25,499,391	Total US Treasury Obligations
US Treasury Inflation				(cost $634,141,177)			676,953,764
Indexed Notes
0.125% 4/15/22	3,373,600		3,426,406		Number of
0.125% 10/15/24	5,751,029		6,031,013		shares
0.125% 7/15/26	21,392		22,748	Common Stock - 0.00%
0.125% 1/15/30	58,914,263		63,727,664	Adelphia Recovery Trust =†	1		—
0.25% 1/15/25	9,525,824		10,035,127	Century Communications =†	1,975,000		—
0.375% 7/15/27	7,127,216		7,757,273	Total Common Stock
0.625% 4/15/23	3,034,668		3,158,897	(cost $59,790)			—
0.625% 1/15/26	8,740,143		9,475,962
0.875% 1/15/29	10,864,673		12,391,175
1.75% 1/15/28	12,629,926		15,081,182
2.375% 1/15/25	9,249,224		10,662,233
2.375% 1/15/27	1,652,768		2,009,242
2.50% 1/15/29	35,825		45,967
US Treasury Notes
0.50% 4/30/27	10,900,000		10,918,521
0.50% 6/30/27	12,900,000		12,909,574
0.625% 5/15/30	10,300,000		10,270,227
1.125% 8/31/21	13,800,000		13,953,094
1.125% 2/28/27	16,900,000		17,635,084

(continues) NQ-OPTFI [6/20] 8/20 (1294519) 33

Schedule of investments

Optimum Fixed Income Fund (Unaudited)

	Number of		Value		Number of		Value
	shares		(US $)		shares		(US $)
Preferred Stock - 0.02%				Short-Term Investments (continued)
General Electric 5.00%µ	300,000	$	235,994	Money Market Mutual Funds (continued)
USB Realty 144A 2.366%				State Street Institutional US
(LIBOR03M + 1.147%)#•	500,000		399,622	Government Money Market
Total Preferred Stock				Fund - Investor Class
(cost $748,887)			635,616	(seven-day effective yield
				0.04%)	5,272,659	$	5,272,659
	Number of						26,363,295
	contracts				Principal
Options Purchased - 0.00%					amount°
				Repurchase Agreements - 3.27%
Put Swaption - 0.00%				US Treasury repurchase
30 yr IRS pay a fixed rate				agreement with Standard
0.86% and receive a				Chartered Bank 0.12%,
floating rate based on				dated 6/29/20, to be
6-month GBP-ICE LIBOR				repurchased 7/1/20,
expiration date 2/26/21,				repurchase price
notional amount				$48,800,163
1,565,200 (GS)	1,820,000		40,078	(collateralized by US
			40,078	government obligation;
Total Options Purchased				3.375% 5/15/44; market
(premium paid $110,782)			40,078	value $49,606,980)	48,800,000		48,800,000
				US Treasury repurchase
	Number of			agreement with Standard
				Chartered Bank 0.12%,
	shares			dated 6/30/20, to be
Short-Term Investments - 4.98%				repurchased 7/2/20,
Money Market Mutual Funds - 1.01%				repurchase price
BlackRock FedFund -				$36,100,120
Institutional Shares				(collateralized by US
(seven-day effective yield				government obligation;
0.10%)	5,272,659		5,272,659	3.375% 5/15/44; market
				value $36,499,564)	36,100,000		36,100,000
Fidelity Investments Money
Market Government							84,900,000
Portfolio - Class I				US Treasury Obligation - 0.70%`
(seven-day effective yield				US Treasury Bill 0.174%
0.06%)	5,272,659		5,272,659	10/15/20 ∞	18,200,000		18,192,363
GS Financial Square							18,192,363
Government Fund -
Institutional Shares				Total Short-Term Investments
(seven-day effective yield				(cost $129,453,970)			129,455,658
0.15%)	5,272,659		5,272,659
Morgan Stanley Government				Total Value of Securities Before
Portfolio - Institutional				Options Written - 113.98%
Share Class (seven-day				(cost $2,855,644,049)			2,963,847,413
effective yield 0.03%)	5,272,659		5,272,659

34 NQ-OPTFI [6/20] 8/20 (1294519)

(Unaudited)

		Number of			Value	† Non-income producing security.
		contracts			(US $)	• Variable rate investment. Rates reset periodically. Rate shown reflects
						the rate in effect at June 30, 2020. For securities based on a published
Options Written - 0.00%						reference rate and spread,the reference rate and spread are indicated
Put Swaption - 0.00%						intheirdescriptionabove. Thereferenceratedescriptions(i. e. LIBOR03M,
10 yr IRS pay a fixed rate						LIBOR06M,etc. ) used in this report are identical for different securities,
	0.78% and receive a					but the underlying reference rates may differ due to the timing of
	floating rate based on					the reset period. Certain variable rate securities are not based on
	6-month GBP-ICE LIBOR					a published reference rate and spread but are determined by the
	expiration date 2/26/21,					issuer or agent and are based on current market conditions, or for
	notional amount
	(4,032,600) (GS)	(5,170,000)		$	(25,689)	mortgage-backed securities,are impacted by the individual mortgages
						which are paying off over time. These securities do not indicate a
Total Options Written(premium						reference rate and spread in their description above.
received $108,782)					(25,689)	X This loan will settle after June 30, 2020, at which time the interest
Liabilities Net of Receivables						rate, based on the LIBOR and the agreed upon spread on trade date,
and Other						will be reflected.
Assets - (13.98%) ★				(363,569,988)		∞  Fully or partially pledged as collateral for futures and swap
Net Assets Applicable to						contracts.
255,790,528 Shares						^ Zero-coupon security. The rate shown is the effective yield at the
Outstanding - 100.00%			$	2,600,251,736		time of purchase.
#	Security exempt from registration under Rule 144A of the Securities
	Act of 1933, as amended. At June 30, 2020, the aggregate value
	of Rule 144A securities was $492,750,936,which represents 18.95%
	of the Fund’s net assets.
⯁ Pass Through Agreement. Security represents the contractual right
	to receive a proportionate amount of underlying payments due to
	the counterparty pursuant to various agreements related to the
	rescheduling of obligations and the exchange of certain notes.
✤  PIK. 100% of the income received was in the form of both cash and
	principal.
❆PIK. The first payment of cash and/or principal will be made after
	Oct. 1, 2020.
★  Includes $1,205,000 cash collateral held at brokers for certain open
	derivatives, $2,929,000 cash collateral pledged forTBA transactions,
	and $290,000 cash collateral due to brokers for certain open
	derivatives.
= The value of this security was determined using significant unobservable
	inputs and is reported as a Level 3 security.
`   The rate shown is the effective yield at the time of purchase.
° Principal amount shown is stated in USD unless noted that the security
	is denominated in another currency.
‡	Non-income producing security. Security is currently in default.
D Securities have been classified by country of origin.
µ	Fixed to variable rate investment. The rate shown reflects the fixed
	rate in effect at June 30, 2020. Rate will reset at a future date.
S Interest only security. An interest only security is the interest only
	portion of a fixed income security, which is separated and sold
	individually from the principal portion of the security.
y No contractual maturity date.
W Principal only security. A principal only security is the principal only
	portionofafixedincomesecuritywhichisseparatedandsoldindividually
	from the interest portion of the security.

(continues) NQ-OPTFI [6/20] 8/20 (1294519) 35

Schedule of investments

Optimum Fixed Income Fund (Unaudited)

The following foreign currency exchange contracts, futures contracts, and swap contracts were outstanding at June 30, 2020:
Foreign Currency Exchange Contracts
	Currency to						Settlement			Unrealized				Unrealized
Counterparty	Receive (Deliver)				In Exchange For		Date			Appreciation				Depreciation
BAML	JPY	65,700,000		USD		(609,562)	7/2/20		$		—	$		(1,076)
BAML	JPY	(35,155,313)		USD		329,015	7/2/20				3,421			—
BAML	JPY	35,155,313		USD		(329,154)	8/4/20				—			(3,417)
BNP	EUR	32,492,000		USD		(36,493,389)	7/2/20				12,857			—
BNP	EUR	(32,492,000)		USD		36,519,270	8/4/20				—			(14,841)
CITI	EUR	(34,290,000)		USD		38,101,813	7/2/20				—			(424,569)
CITI	KRW	(128,438,975)		USD		104,252	9/16/20				—			(2,877)
JPMCB	EUR		1,798,000	USD		(2,018,507)	7/2/20				1,628			—
JPMCB	EUR		(581,000)	USD		660,940	9/25/20				7,100			—
JPMCB	GBP		(1,673,000)	USD		2,073,911	7/2/20				874			—
JPMCB	INR	23,338,266		USD		(305,682)	9/16/20				622			—
Total Foreign Currency Exchange Contracts									$		26,502	$		(446,780)
Futures Contracts
							Value/				Value/			Variation Margin
			Notional	Notional		Expiration	Unrealized				Unrealized			Due from
	Contracts to Buy (Sell)		Amount	Cost		Date	Appreciation				Depreciation			(Due to) Brokers
2	Bankers’ Acceptance	$	366,308	$	361,502	9/14/20	$		4,806	$		—	$	54
127	Euro-BTP		20,529,446		20,020,194	9/8/20		509,252				—		78,419
(73)	Euro-Bund		(14,477,376)		(14,353,887)	9/8/20			—		(123,489)			11,500
(32)	Long 10 yr Gilt		(5,457,591)		(5,461,735)	9/28/20			4,144			—		6,327
327	US Treasury 5 yr Notes		41,117,695		41,029,056	9/30/20			88,639			—		(10,219)
(645)	US Treasury 5 yr Notes		(81,103,711)		(80,919,932)	9/30/20			—		(183,779)			20,156
287	US Treasury 10 yr Notes		39,942,328		39,861,997	9/21/20			80,331			—		(44,844)
(347)	US Treasury 10 yr Notes		(48,292,641)		(48,202,026)	9/21/20			—		(90,615)			54,219
189	US Treasury 10 yr Ultra Notes		29,764,547		29,683,803	9/21/20			80,744			—		(47,250)
(11)	US Treasury 10 yr Ultra Notes		(1,732,328)		(1,727,461)	9/21/20			—		(4,867)			2,750
337	US Treasury Long Bonds		60,175,563		59,783,014	9/21/20		392,549				—		(157,969)
Total Futures Contracts				$	40,074,525		$	1,160,465		$	(402,750)		$	(86,857)

36 NQ-OPTFI [6/20] 8/20 (1294519)

(Unaudited)

Swap Contracts
CDS Contracts1
Counterparty/							Upfront
Reference Obligation/							Payments						Variation Margin
Termination Date/	Notional	Annual Protection					Paid		Unrealized		Unrealized		Due from
Payment Frequency	Amount2	Payments			Value		(Received)		Appreciation3		Depreciation3		(Due to) Brokers
Centrally Cleared:
Protection Sold
Moody’s Ratings:
AT&T 2.45% 5/15/18
Baa2 6/20/24-
Quarterly	1,800,000	1.000	%	$	(403)	$	(3,900)	$	3,497	$	—	$	1,785
Citigroup CDS 6.125%
6/30/20 WR
12/20/20-Quarterly	700,000	1.000	%		1,884		1,727		157		—		(10)
Daimler CDS 0.625%
3/5/20 A2 12/20/20-
Quarterly	EUR800,000	1.000	%		2,949		2,981		—		(32)		22
British Telecom 5.75%
12/7/28 Baa2
12/20/24-Quarterly	EUR2,800,000	1.000	%		10,260		7,447		2,813		—		1,959
CDX. ITRX. EUR. 33.14
6/20/25-Quarterly	EUR14,000,000	1.000	%		261,822		256,510		5,312		—		28,163
CDX. NA. HY. 335
12/20/24-Quarterly	2,576,000	5.000	%		(15,433)		129,418		—		(144,851)		23,320
CDX. NA. HY. 345 6/20/25-
Quarterly	2,851,000	5.000	%		(20,769)		8,969		—		(29,738)		19,223
CDX. NA. IG. 336
12/20/24-Quarterly	37,900,000	1.000	%		438,451		734,682		—		(296,231)		51,917
CDX. NA. IG. 346 6/20/25-
Quarterly	9,000,000	1.000	%		102,941		(146,136)		249,077		—		14,877
					781,702		991,698		260,856		(470,852)		141,256
Over-The-Counter:
Protection Purchases
Moody’s Ratings:
JPMCB Mexico 3.60%
12/31/21 WR
6/20/25-Quarterly	3,330,000	1.000	%		90,825		236,854		—		(146,029)		—
Protection Sold
Moody’s Ratings:
BAML Republic of
Colombia 10.375%
1/28/33 Baa2
6/20/21-Quarterly	100,000	1.000	%		436		(635)		1,071		—		—
BAML Republic of
Colombia 10.375%
1/28/33 Baa2
6/20/22-Quarterly	250,000	1.000	%		872		(1,499)		2,371		—		—

(continues) NQ-OPTFI [6/20] 8/20 (1294519) 37

Schedule of investments

Optimum Fixed Income Fund (Unaudited)

Counterparty/								Upfront
Reference Obligation/								Payments								Variation Margin
Termination Date/	Notional	Annual Protection						Paid		Unrealized			Unrealized			Due from
Payment Frequency	Amount2	Payments				Value		(Received)		Appreciation3			Depreciation3			(Due to) Brokers
Protection Sold
Moody’s Ratings (continued):
BNP Republic of
Colombia 10.375%
1/28/33 Baa2
6/20/21-Quarterly	200,000		1.000	%	$	871	$	(1,285)			$	2,156	$	—	$			—
CITI Republic of Brazil
4.25% 1/7/25 /Ba2
6/20/22-Quarterly	100,000		1.000	%		(1,023)		(2,493)				1,470		—				—
CITI Republic of Colombia
10.375%
1/28/33 /Baa2
12/20/24-Quarterly	200,000		1.000	%		(4,126)		665				—		(4,791)				—
DB CMBX. NA. AAA7
10/17/57-Monthly	14,200,000		0.500	%		142,860		(858,406)				1,001,266		—				—
DB Republic of Colombia
10.375% 1/28/33
Baa2 6/20/21-
Quarterly	200,000		1.000	%		871		(1,269)				2,140		—				—
GSC Republic of Brazil
4.25% 1/7/25 /Ba2
6/20/22-Quarterly	500,000		1.000	%		(5,115)		(12,795)				7,680		—				—
GSC Republic of
Colombia 10.375%
1/28/33 Baa2
6/20/21-Quarterly	3,100,000		1.000	%		13,505		(20,192)				33,697		—				—
JPMCB South Africa
5.50% 3/9/20 Baa3
12/20/23-Quarterly	700,000		1.000	%		(38,812)		(23,475)				—		(15,337)				—
JPMCB Republic of
Colombia 10.375%
1/28/33 Baa2
6/20/21-Quarterly	100,000		1.000	%		436		(643)				1,079		—				—
						201,600		(685,173)				1,052,930		(166,157)				—
Total CDS Contracts					$	983,302	$	306,525		$		1,313,786	$	(637,009)	$			141,256
IRS Contracts8
			Fixed/Floating
Reference Obligation/					Interest					Upfront
Termination Date/					Rate					Payments							Variation Margin
Payment Frequency					Paid					Paid			Unrealized	Unrealized				Due from
(Fixed Rate/Floating Rate)	Notional Amount3				(Received)	Value				(Received)		Appreciation4		Depreciation4			(Due to Brokers)
Centrally Cleared:
2 yr IRS9 6/28/21-
(Semiannually/
Quarterly)	30,100,000		1.45%/(0.306%)			$	(355,250)		$	—		$	—			(355,250)	$	(285)

38 NQ-OPTFI [6/20] 8/20 (1294519)

(Unaudited)

			Fixed/Floating
Reference Obligation/			Interest				Upfront
Termination Date/			Rate				Payments						Variation Margin
Payment Frequency			Paid				Paid		Unrealized		Unrealized		Due from
(Fixed Rate/Floating Rate)	Notional Amount3		(Received)		Value		(Received)		Appreciation4		Depreciation4		(Due to Brokers)
Centrally Cleared (continued):
2 yr IRS10
3/3/22-(Semiannually/
Quarterly)	CAD	8,800,000	(1.27%)/0.568%	$	77,983	$	—	$	77,983	$	—	$	(8)
2 yr IRS10
3/3/22-(Semiannually/
Quarterly)	CAD	2,400,000	(1.273%)/0.568%		21,342		—		21,342		—		(2)
2 yr IRS10 6/17/22-
(Semiannually/
Quarterly)	CAD	4,000,000	(1.50%)/0.563%		54,500		15,213		39,287		—		(1)
3 yr IRS9 6/20/21-
(Semiannually/
Quarterly)		17,800,000	1.75%/(0.306%)		(257,759)		149,775		—		(407,534)		17
5 yr IRS10
3/3/25-(Semiannually/
Quarterly)	CAD	2,900,000	(1.22%)/0.568%		47,345		—		47,345		—		(657)
5 yr IRS10
3/3/25-(Semiannually/
Quarterly)	CAD	2,600,000	(1.275%)/0.568%		47,341		—		47,341		—		(594)
5 yr IRS10
3/3/25-(Semiannually/
Quarterly)	CAD	1,600,000	(1.276%)/0.568%		29,188		—		29,188		—		(365)
5 yr IRS10
3/3/25-(Semiannually/
Quarterly)	CAD	800,000	(1.29%)/0.568%		14,977		—		14,977		—		(183)
5 yr IRS10
3/4/25-(Semiannually/
Quarterly)	CAD	20,500,000	(1.235%)/0.568%		345,204		9,022		336,182		—		(4,745)
5 yr IRS11 9/16/25-
(Semiannually/
Semiannually)	GBP	15,800,000	0.50%/(0.063%)		(488,219)		(3,065)		—		(485,154)		4,968
5 yr IRS12 12/16/25-
(Annually/ Annually)	GBP	28,400,000	0.50%/(0.063%)		(869,915)		(735,756)		—		(134,159)		10,962
7 yr IRS9 12/16/22-
(Semiannually/
Quarterly)		41,600,000	2.25%/(2.41%)		(2,078,447)		392,572		—		(2,471,019)		703
30 yr IRS9 2/12/45-
(Semiannually/
Quarterly)		600,000	2.00%/(0.435%)		(156,059)		(10,736)		—		(145,323)		3,460
Total IRS Contracts				$	(3,567,769)	$	(182,975)	$	613,645	$	(3,998,439)	$	13,270

The use of foreign currency exchange contracts, futures contracts, and swap contracts involves elements of market risk and risks in excess of the
amounts disclosed in these financial statements. The foreign currency exchange contracts and notional amounts presented above represent the
Fund’s total exposure in such contracts, whereas only the net unrealized appreciation (depreciation) and variation margin are reflected in the
Fund’s net assets.

(continues) NQ-OPTFI [6/20] 8/20 (1294519) 39

Schedule of investments

Optimum Fixed Income Fund (Unaudited)

1 A CDS contract is a risk-transfer instrument through which one	BP0003M - 3 Month Sterling LIBOR Interest Rate
party (purchaser of protection) transfers to another party (seller of	BP0006M - 6 Month Sterling LIBOR Interest Rate
protection) the financial risk of a credit event (as defined in the CDS
agreement), as it relates to a particular reference security or basket of	BP0012M - 12 Month Sterling LIBOR Interest
securities (such as an index) . Periodic payments (receipts) on such	Rate
contracts are accrued daily and recorded as unrealized losses (gains)	BTP - Buoni del Tesoro Poliennali
on swap contracts. Upon payment (receipt), such amounts are	CAD - Canadian Dollar
recorded as realized losses (gains) on swap contracts. Upfront	CAD0003M - Canadian Dollar 3 Month LIBOR
payments made or received in connection with CDS contracts are	Interest Rate
amortized over the expected life of the CDS contracts as unrealized	CDS - Credit Default Swap
losses (gains) on swap contracts. The change in value of CDS	CDX. ITRX. EUR - Credit Default Swap Index iTraxx
contracts is recorded daily as unrealized appreciation or depreciation.	Europe
A realized gain or loss is recorded upon a credit event (as defined in	CDX. NA. HY - Credit Default Swap Index North
the CDS agreement) or the maturity or termination of the agreement.	America High Yield
2 Notional amount shown is stated in USD unless noted that the swap	CDX. NA. IG - Credit Default Swap Index North
is denominated in another currency.	America Investment Grade
	CITI - Citigroup
3 Unrealized appreciation (depreciation) does not include periodic	CLO - Collateralized Loan Obligation
interest payments (receipt) on swap contracts accrued daily in the	CMBX. NA - Commercial Mortgage-Backed Index
amount of $232,650.	North America
	COF 11 - Cost of Funds for the 11th District of
4 Markit’s iTraxx Europe Subordinated Financials Index, or the ITRX	San Francisco
EUR SUB FIN, is comprised of 25 Financial entities from the Markit
iTraxx® Europe Index referencing subordinated debt.	DAC - Designated Activity Company
	DB - Deutsche Bank AG
5 Markit’s North America High Yield CDX Index, or the CDX. NA. HY	DBJPM - Deutsche Bank JP Morgan
Index, is composed of 100 liquid North American entities with high	EUR - European Monetary Unit
yield credit ratings that trade is in the CDS market.	EURIBOR - Euro Interbank Offered Rate
	EUR003M - EURIBOR EUR 3 Month
6 Markit’s North America Investment Grade Index, or the CDX. NA. IG
Index, is composed of 125 liquid North American entities with	FREMF - Freddie Mac Multifamily
investment grade credit ratings that trade in the CDS market.	GBP - British Pound Sterling
	GNMA - Government National Mortgage
7 Markit’s CMBX Index, or the CMBX. NA Index, is a synthetic tradable	Association
index referencing a basket of 25 commercial mortgage-backed	GS - Goldman Sachs
securities in North America. Credit-quality rating are measured on a	GSC - Goldman Sachs Bank USA
scale that generally ranges from AAA (highest) to BB (lowest) . US	H15T1Y - US Treasury Yield Curve Rate T Note
Agency and US Agency mortgage-backed securities appear under US	Constant Maturity 1 Year
Government.	ICE - Intercontinental Exchange
8 An IRS agreement is an exchange of interest rates between	INR - Indian Rupee
counterparties. Periodic payments (receipt) on such contracts are	IRS - Interest Rate Swap
accrued daily and recorded as unrealized appreciation (depreciation)	JPMBB - JPMorgan Barclays Bank
on swap contracts. Upon periodic payment (receipt) or termination of	JPMCB - JPMorgan Chase Bank, National
the contract, such amounts are recorded as realized gains (losses) on	Association
swap contracts.	JPMDB - JPMorgan Deutsche Bank
9 Rate resets based on LIBOR03M.	JPY - Japanese Yen
	JSC - Joint Stock Company
10 Rate resets based on CAD0003M.	KRW - South Korean Won
	LB - Lehman Brothers
11 Rate resets based on BP0006M.	LIBOR - London interbank offered rate
12 Rate resets based on BP0012M.	LIBOR01M - ICE LIBOR USD 1 Month
	LIBOR03M - ICE LIBOR USD 3 Month
Summary of abbreviations:	LIBOR06M - ICE LIBOR USD 6 Month
ABS - Asset-Backed Security	LIBOR12M - ICE LIBOR USD 12 Month
ARM - Adjustable Rate Mortgage	MASTR - Mortgage Asset Securitization
BAML - Bank of America Merrill Lynch	Transactions, Inc.
BNP - BNP Paribas

40 NQ-OPTFI [6/20] 8/20 (1294519)

(Unaudited)

Summary of abbreviations: (continued)	UK - United Kingdom
REMIC - Real Estate Mortgage Investment	USD - US Dollar
Conduit	yr - Year
S.F. - Single Family
TBA - To be announced
TBD - To be determined

(continues) NQ-OPTFI [6/20] 8/20 (1294519) 41