| Description | Interest Rate | Maturity Date | Principal Amount (000)# | Value | |
| Long-Term Investments 14.7% | |||||
| Certificates of Deposit 7.7% | |||||
| Bank of America NA, SOFR + 0.200% | 0.210 %(c) | 04/08/22 | 70,000 | $69,997,065 | |
| Bank of America NA, SOFR + 0.260% | 0.270(c) | 01/10/22 | 54,000 | 54,000,562 | |
| Bank of Montreal, 3 Month LIBOR + 0.040% | 0.228(c) | 02/25/22 | 32,000 | 32,002,602 | |
| Bank of Montreal, 3 Month LIBOR + 0.110% | 0.294(c) | 12/13/21 | 60,000 | 60,032,823 | |
| Bank of Montreal, 3 Month LIBOR + 0.100% | 0.294(c) | 11/17/21 | 45,000 | 45,021,920 | |
| Bank of Nova Scotia, 3 Month LIBOR + 0.080% | 0.257(c) | 07/29/21 | 95,000 | 95,022,685 | |
| BNP Paribas SA, 3 Month LIBOR + 0.070% | 0.262(c) | 08/04/21 | 36,000 | 36,004,598 | |
| BNP Paribas SA, 1 Month LIBOR + 0.240% | 0.351(c) | 07/13/21 | 100,000 | 100,038,831 | |
| Canadian Imperial Bank of Commerce, 3 Month LIBOR + 0.050% | 0.234(c) | 09/14/21 | 150,000 | 149,957,494 | |
| Canadian Imperial Bank of Commerce, 3 Month LIBOR + 0.070% | 0.266(c) | 08/03/21 | 179,000 | 179,031,658 | |
| Canadian Imperial Bank of Commerce, 3 Month LIBOR + 0.160% | 0.353(c) | 08/06/21 | 50,000 | 50,020,435 | |
| Cooperatieve Rabobank UA, 3 Month LIBOR + 0.050% | 0.252(c) | 11/02/21 | 100,000 | 100,024,983 | |
| Credit Agricole Corporate & Investment Bank, 3 Month LIBOR + 0.160% | 0.357(c) | 07/08/21 | 115,000 | 115,035,280 | |
| Credit Industriel et Commercial, 3 Month LIBOR + 0.170% | 0.347(c) | 06/11/21 | 275,000 | 275,063,833 | |
| Natixis SA, 3 Month LIBOR + 0.030% | 0.216(c) | 01/21/22 | 133,000 | 132,971,434 | |
| Natixis SA, 3 Month LIBOR + 0.040% | 0.228(c) | 01/20/22 | 30,000 | 29,995,721 | |
| Natixis SA, 3 Month LIBOR + 0.150% | 0.336(c) | 07/21/21 | 50,000 | 50,005,812 | |
| Nordea Bank Abp, 3 Month LIBOR + 0.050% | 0.238(c) | 10/20/21 | 120,000 | 120,038,944 | |
| Royal Bank of Canada, 3 Month LIBOR + 0.050% | 0.252(c) | 08/02/21 | 100,000 | 100,012,494 | |
| Royal Bank of Canada, 3 Month LIBOR + 0.110% | 0.300(c) | 12/16/21 | 150,000 | 150,083,181 | |
| Royal Bank of Canada, 3 Month LIBOR + 0.140% | 0.326(c) | 07/30/21 | 100,000 | 100,038,652 | |
| Skandinaviska Enskilda Banken AB | 0.230 | 05/03/22 | 21,000 | 20,999,577 | |
| Svenska Handelsbanken AB, 3 Month LIBOR + 0.120% | 0.314(c) | 07/06/21 | 174,000 | 174,039,562 | |
| Toronto-Dominion Bank (The), 3 Month LIBOR + 0.100% | 0.282(c) | 08/20/21 | 50,000 | 50,016,493 | |
| Westpac Banking Corp., 3 Month LIBOR + 0.050% | 0.246(c) | 08/03/21 | 50,000 | 50,008,843 | |
| Total Certificates of Deposit (cost $2,339,003,526) | 2,339,465,482 | ||||
| Description | Interest Rate | Maturity Date | Principal Amount (000)# | Value | |
| Corporate Bonds 1.6% | |||||
| Auto Manufacturers 1.5% | |||||
| Toyota Motor Credit Corp., | |||||
| Sr. Unsec’d. Notes, GMTN, SOFR + 0.220% (Cap N/A, Floor 0.000%) | 0.230 %(c) | 03/28/22 | 100,000 | $100,066,000 | |
| Sr. Unsec’d. Notes, MTN, SOFR + 0.230% | 0.240(c) | 12/13/21 | 250,000 | 250,123,763 | |
| Sr. Unsec’d. Notes, MTN, 3 Month LIBOR + 0.060% | 0.262(c) | 10/01/21 | 100,000 | 99,999,778 | |
| 450,189,541 | |||||
| Banks 0.1% | |||||
| US Bank NA, Sr. Unsec’d. Notes, 3 Month LIBOR + 0.180% | 0.366(c) | 01/21/22 | 28,000 | 28,022,680 | |
| Total Corporate Bonds (cost $478,027,832) | 478,212,221 | ||||
| Municipal Bond 0.1% | |||||
| Texas | |||||
| Board of Regents of the University of Texas System, Revenue Bonds, FRDD, (cost $24,990,000) | 0.070(cc) | 08/01/45 | 24,990 | 24,990,000 | |
| U.S. Government Agency Obligations 1.9% | |||||
| Federal Farm Credit Bank, SOFR + 0.070% (Cap N/A, Floor 0.000%) | 0.080(c) | 02/17/22 | 25,000 | 25,006,281 | |
| Federal Farm Credit Bank, 1 Month LIBOR + (0.020)% (Cap N/A, Floor 0.000%) | 0.096(c) | 11/16/21 | 80,000 | 79,990,294 | |
| Federal Farm Credit Bank, 3 Month LIBOR + (0.090)% (Cap N/A, Floor 0.000%) | 0.100(c) | 12/16/21 | 55,000 | 55,000,520 | |
| Federal Farm Credit Bank, SOFR + 0.110% | 0.120(c) | 07/08/21 | 36,700 | 36,705,113 | |
| Federal Home Loan Bank, SOFR + 0.060% (Cap N/A, Floor 0.000%) | 0.070(c) | 02/11/22 | 26,000 | 26,005,411 | |
| Federal Home Loan Bank, 1 Month LIBOR + 0.000% (Cap N/A, Floor 0.000%) | 0.111(c) | 05/10/21 | 225,000 | 225,003,161 | |
| Federal Home Loan Bank, 1 Month LIBOR + 0.000% (Cap N/A, Floor 0.000%) | 0.111(c) | 09/28/21 | 140,000 | 140,026,115 | |
| Total U.S. Government Agency Obligations (cost $587,695,901) | 587,736,895 | ||||
| Description | Interest Rate | Maturity Date | Principal Amount (000)# | Value | |
| Commercial Paper 3.4% | |||||
| HSBC Bank PLC, | |||||
| 144A | 0.444 %(c) | 06/03/21 | 165,000,000 | $165,035,726 | |
| 144A | 0.324(c) | 10/06/21 | 75,000,000 | 75,025,477 | |
| 144A | 0.271(n) | 02/03/22 | 50,000,000 | 49,913,975 | |
| Toronto-Dominion Bank (The), | |||||
| 144A | 0.324(c) | 07/02/21 | 260,000,000 | 260,098,280 | |
| 144A | 0.274(c) | 12/03/21 | 22,000,000 | 22,008,975 | |
| Svenska Handelsbanken AB, 144A | 0.208(c) | 09/02/21 | 3,000,000 | 3,000,198 | |
| Canadian Imperial Bank of Commerce, 144A | 0.335(c) | 01/04/22 | 121,000,000 | 121,088,451 | |
| DNB Bank ASA, | |||||
| 144A | 0.186(c) | 01/24/22 | 85,000,000 | 84,999,999 | |
| 144A | 0.194(c) | 01/28/22 | 119,500,000 | 119,499,999 | |
| UBS AG, 144A | 0.290(c) | 11/18/21 | 148,000,000 | 148,031,380 | |
| Total Commercial Paper (cost $1,048,399,651) | 1,048,702,460 | ||||
| Total Long-Term Investments (cost $4,478,116,910) | 4,479,107,058 | ||||
| Short-Term Investments 86.0% | |||||
| Certificates of Deposit 6.7% | |||||
| Bank of America NA, | |||||
| SOFR + 0.140% | 0.150(c) | 05/05/21 | 77,000 | 77,000,534 | |
| SOFR + 0.150% | 0.160(c) | 05/03/21 | 90,000 | 90,000,000 | |
| Bank of America NA | 0.230 | 07/06/21 | 140,000 | 140,033,547 | |
| Bank of Montreal, | |||||
| 3 Month LIBOR + 0.000% | 0.188(c) | 07/20/21 | 88,000 | 87,968,754 | |
| 3 Month LIBOR + 0.040% | 0.234(c) | 10/06/21 | 1,300 | 1,300,221 | |
| 3 Month LIBOR + 0.050% | 0.245(c) | 08/10/21 | 2,000 | 2,000,373 | |
| Bank of Montreal | 0.210 | 10/15/21 | 175,000 | 175,029,376 | |
| Bank of Nova Scotia, 3 Month LIBOR + 0.050% | 0.241(c) | 09/01/21 | 134,000 | 134,017,555 | |
| Canadian Imperial Bank of Commerce, | |||||
| 3 Month LIBOR + 0.040% | 0.213(c) | 07/23/21 | 67,000 | 66,989,975 | |
| 3 Month LIBOR + 0.100% | 0.284(c) | 12/13/21 | 107,000 | 107,033,381 | |
| Citibank NA | 0.270 | 06/14/21 | 70,000 | 70,015,296 | |
| Citibank NA | 0.270 | 06/14/21 | 91,000 | 91,019,885 | |
| Credit Suisse AG, SOFR + 0.300% | 0.310(c) | 08/06/21 | 96,000 | 96,022,390 | |
| Description | Interest Rate | Maturity Date | Principal Amount (000)# | Value | |
| Certificates of Deposit (Continued) | |||||
| MUFG Bank Ltd. | 0.230 % | 11/01/21 | 120,000 | $120,022,727 | |
| Natixis SA, 3 Month LIBOR + 0.030% | 0.231(c) | 11/15/21 | 35,000 | 34,998,936 | |
| Nordea Bank Abp, 3 Month LIBOR + 0.100% | 0.282(c) | 05/21/21 | 32,000 | 32,002,266 | |
| Norinchukin Bank | 0.240 | 11/16/21 | 165,000 | 165,028,291 | |
| Skandinaviska Enskilda Banken AB | 0.190 | 11/09/21 | 98,000 | 98,009,973 | |
| Skandinaviska Enskilda Banken AB | 0.200 | 08/16/21 | 117,000 | 117,022,427 | |
| Svenska Handelsbanken AB, | |||||
| 3 Month LIBOR + 0.050% | 0.234(c) | 10/15/21 | 240,000 | 239,983,087 | |
| 3 Month LIBOR + 0.050% | 0.240(c) | 08/31/21 | 93,000 | 93,015,103 | |
| Total Certificates of Deposit (cost $2,038,386,180) | 2,038,514,097 | ||||
| Commercial Paper 47.5% | |||||
| Adventist Health System/Sunbelt Inc. | 0.000 | 06/02/21 | 75,000 | 74,994,156 | |
| Alphabet, Inc., 144A | 0.050(n) | 05/06/21 | 130,000 | 129,999,155 | |
| Bank of America Securities, Inc., | |||||
| 144A, SOFR + 0.150% | 0.160(c) | 05/03/21 | 50,000 | 50,000,416 | |
| 144A | 0.240 | 05/10/21 | 2,250 | 2,250,110 | |
| Bank of Nova Scotia, 144A, 3 Month LIBOR + 0.000% | 0.191(c) | 11/09/21 | 24,000 | 23,997,508 | |
| BNP Paribas SA, 144A, 3 Month LIBOR + 0.030% | 0.223(c) | 02/02/22 | 135,000 | 134,997,030 | |
| BPCE SA, | |||||
| 144A | 0.090(n) | 06/04/21 | 3,500 | 3,499,697 | |
| 144A | 0.190(n) | 05/07/21 | 150,000 | 149,997,666 | |
| 144A | 0.200(n) | 11/01/21 | 65,000 | 64,935,866 | |
| Caisse des Depots et Consignations, | |||||
| 144A | 0.120(n) | 07/20/21 | 80,000 | 79,979,480 | |
| 144A | 0.120(n) | 07/22/21 | 239,000 | 238,936,632 | |
| 144A | 0.135(n) | 07/09/21 | 55,000 | 54,988,557 | |
| 144A | 0.140(n) | 07/08/21 | 140,000 | 139,971,556 | |
| 144A | 0.160(n) | 07/01/21 | 219,000 | 218,961,907 | |
| 144A | 0.160(n) | 07/02/21 | 100,000 | 99,982,150 | |
| CDP Financial, Inc., | |||||
| 144A | 0.080(n) | 05/17/21 | 75,000 | 74,998,194 | |
| 144A | 0.082(n) | 05/06/21 | 308,900 | 308,897,940 | |
| 144A | 0.090(n) | 05/11/21 | 42,100 | 42,099,421 | |
| 144A | 0.110(n) | 07/01/21 | 25,000 | 24,996,082 | |
| 144A | 0.114(n) | 05/03/21 | 71,500 | 71,499,762 | |
| 144A | 0.120(n) | 06/28/21 | 75,000 | 74,989,060 | |
| Description | Interest Rate | Maturity Date | Principal Amount (000)# | Value | |
| Commercial Paper (Continued) | |||||
| CDP Financial, Inc., (cont’d.) | |||||
| 144A | 0.130 %(n) | 07/12/21 | 75,000 | $74,984,944 | |
| 144A | 0.148(n) | 07/19/21 | 100,000 | 99,977,111 | |
| 144A | 0.200(n) | 10/20/21 | 30,000 | 29,983,277 | |
| Citigroup Global Markets Inc., | |||||
| 144A | 0.180(n) | 11/04/21 | 70,000 | 69,936,759 | |
| 144A | 0.180(n) | 01/10/22 | 60,000 | 59,917,975 | |
| 144A | 0.190(n) | 12/02/21 | 133,500 | 133,355,019 | |
| 144A | 0.230(n) | 05/07/21 | 47,000 | 46,999,452 | |
| 144A | 0.250(n) | 07/14/21 | 82,000 | 81,980,354 | |
| 144A | 0.260(n) | 08/11/21 | 54,500 | 54,479,885 | |
| 144A | 0.271(n) | 09/13/21 | 50,000 | 49,972,044 | |
| 144A | 0.281(n) | 09/01/21 | 75,000 | 74,963,317 | |
| Commonwealth Bank of Australia, 144A, 3 Month LIBOR + 1.000% | 0.205(c) | 01/31/22 | 45,000 | 44,993,306 | |
| DNB Bank ASA, 144A, 3 Month LIBOR + 0.080% | 0.268(c) | 07/20/21 | 18,000 | 18,003,848 | |
| Erste Abwicklungsanstalt, 144A | 0.125(n) | 05/25/21 | 140,000 | 139,992,028 | |
| European Investment Bank | 0.101(n) | 05/14/21 | 804,900 | 804,881,536 | |
| Exxon Mobil Corp. | 0.070(n) | 05/04/21 | 115,000 | 114,999,412 | |
| Exxon Mobil Corp. | 0.070(n) | 05/07/21 | 100,000 | 99,999,028 | |
| Exxon Mobil Corp. | 0.090(n) | 06/01/21 | 75,000 | 74,996,600 | |
| Exxon Mobil Corp. | 0.090(n) | 06/02/21 | 100,000 | 99,995,325 | |
| Exxon Mobil Corp. | 0.120(n) | 05/11/21 | 87,500 | 87,498,797 | |
| Exxon Mobil Corp. | 0.120(n) | 05/17/21 | 125,000 | 124,997,461 | |
| Federation Des Caisses Desjardins, | |||||
| 144A | 0.050(n) | 05/04/21 | 15,000 | 14,999,900 | |
| 144A | 0.085(n) | 05/03/21 | 65,000 | 64,999,675 | |
| 144A | 0.095(n) | 05/05/21 | 30,000 | 29,999,750 | |
| 144A | 0.095(n) | 05/06/21 | 47,000 | 46,999,530 | |
| 144A | 0.110(n) | 05/10/21 | 15,000 | 14,999,733 | |
| 144A | 0.110(n) | 06/23/21 | 7,000 | 6,998,908 | |
| 144A | 0.145(n) | 06/25/21 | 100,000 | 99,983,511 | |
| 144A | 0.145(n) | 07/07/21 | 28,000 | 27,994,024 | |
| 144A | 0.147(n) | 07/02/21 | 260,000 | 259,949,495 | |
| 144A | 0.180(n) | 10/08/21 | 92,000 | 91,933,757 | |
| 144A | 0.180(n) | 10/14/21 | 75,000 | 74,943,289 | |
| 144A | 0.200(n) | 07/15/21 | 5,000 | 4,998,786 | |
| 144A | 0.200(n) | 07/19/21 | 24,000 | 23,993,760 | |
| Description | Interest Rate | Maturity Date | Principal Amount (000)# | Value | |
| Commercial Paper (Continued) | |||||
| Goldman Sachs International, | |||||
| 144A | 0.124 %(n) | 07/01/21 | 119,000 | $118,973,152 | |
| 144A | 0.150(n) | 07/07/21 | 50,000 | 49,987,439 | |
| 144A | 0.170(n) | 06/24/21 | 175,000 | 174,966,580 | |
| 144A | 0.261(n) | 06/15/21 | 220,000 | 219,967,392 | |
| 144A | 0.301(n) | 10/14/21 | 10,000 | 9,990,305 | |
| HSBC Bank PLC, 144A | 0.230(n) | 10/26/21 | 125,000 | 124,875,072 | |
| Hydro-Quebec, | |||||
| 144A | 0.060(n) | 06/29/21 | 15,000 | 14,998,500 | |
| 144A | 0.080(n) | 05/06/21 | 50,000 | 49,999,675 | |
| 144A | 0.080(n) | 05/19/21 | 10,000 | 9,999,752 | |
| JPMorgan Securities LLC, | |||||
| SOFR + 0.120% | 0.130(c) | 08/17/21 | 160,000 | 160,003,216 | |
| 144A, SOFR + 0.140% | 0.150(c) | 01/25/22 | 49,000 | 48,988,900 | |
| 144A, SOFR + 0.140% | 0.150(c) | 01/26/22 | 55,000 | 54,987,081 | |
| 144A | 0.231(n) | 04/05/22 | 91,000 | 90,824,673 | |
| 144A | 0.250(n) | 05/17/21 | 125,000 | 124,995,809 | |
| 144A, 3 Month LIBOR + 0.100% | 0.285(c) | 06/09/21 | 70,000 | 70,006,994 | |
| JPMorgan Securities LLC | 0.180(n) | 09/15/21 | 43,000 | 42,975,440 | |
| JPMorgan Securities LLC | 0.210(n) | 10/19/21 | 50,000 | 49,960,345 | |
| KFW, | |||||
| 144A | 0.050(n) | 06/03/21 | 5,000 | 4,999,608 | |
| 144A | 0.065(n) | 05/12/21 | 120,000 | 119,997,760 | |
| 144A | 0.070(n) | 05/21/21 | 193,000 | 192,992,120 | |
| 144A | 0.070(n) | 07/06/21 | 91,200 | 91,182,687 | |
| 144A | 0.075(n) | 05/14/21 | 154,000 | 153,996,467 | |
| 144A | 0.090(n) | 08/03/21 | 18,400 | 18,394,562 | |
| Kingdom of Denmark | 0.095(n) | 06/14/21 | 80,000 | 79,994,500 | |
| Kingdom of Denmark | 0.095(n) | 06/15/21 | 100,000 | 99,992,972 | |
| LVMH Moet Hennessy Louis Vuitton SE, | |||||
| 144A | 0.000(n) | 08/03/21 | 40,000 | 39,987,861 | |
| 144A | 0.100(n) | 05/03/21 | 60,000 | 59,999,730 | |
| 144A | 0.130(n) | 07/22/21 | 92,000 | 91,977,092 | |
| 144A | 0.170(n) | 10/04/21 | 20,000 | 19,986,742 | |
| 144A | 0.170(n) | 10/04/21 | 50,000 | 49,966,855 | |
| 144A | 0.170(n) | 10/18/21 | 135,000 | 134,899,324 | |
| 144A | 0.170(n) | 10/20/21 | 98,000 | 97,925,591 | |
| 144A | 0.190(n) | 08/12/21 | 50,000 | 49,982,089 | |
| 144A | 0.230(n) | 05/04/21 | 150,000 | 149,999,067 | |
| 144A | 0.230(n) | 05/11/21 | 75,000 | 74,998,625 | |
| Description | Interest Rate | Maturity Date | Principal Amount (000)# | Value | |
| Commercial Paper (Continued) | |||||
| LVMH Moet Hennessy Louis Vuitton SE, (cont’d.) | |||||
| 144A | 0.240 %(n) | 05/06/21 | 70,000 | $69,999,312 | |
| 144A | 0.240(n) | 05/12/21 | 25,000 | 24,999,500 | |
| 144A | 0.250(n) | 05/07/21 | 6,000 | 5,999,930 | |
| 144A | 0.250(n) | 07/02/21 | 12,000 | 11,997,879 | |
| Michigan state University Board of Trustee | 0.120 | 06/11/21 | 21,470 | 21,470,000 | |
| Mitsubishi International Corp., | |||||
| 144A | 0.120(n) | 06/29/21 | 20,000 | 19,996,000 | |
| 144A | 0.150(n) | 05/03/21 | 43,000 | 42,999,642 | |
| 144A | 0.150(n) | 07/20/21 | 23,000 | 22,993,066 | |
| 144A | 0.150(n) | 07/21/21 | 25,000 | 24,992,313 | |
| National Securities Clearing Corp., | |||||
| 144A | 0.086(n) | 05/06/21 | 145,000 | 144,999,033 | |
| 144A | 0.090(n) | 05/03/21 | 90,000 | 89,999,700 | |
| 144A | 0.090(n) | 05/05/21 | 50,000 | 49,999,722 | |
| 144A | 0.090(n) | 05/13/21 | 200,000 | 199,996,606 | |
| 144A | 0.090(n) | 05/14/21 | 90,000 | 89,998,285 | |
| Natixis SA | 0.200(n) | 11/01/21 | 180,000 | 179,822,399 | |
| Natixis SA | 0.210(n) | 01/03/22 | 15,000 | 14,977,990 | |
| Nestle Finance International Ltd., | |||||
| 144A | 0.040(n) | 05/10/21 | 86,900 | 86,899,348 | |
| 144A | 0.050(n) | 05/17/21 | 50,000 | 49,998,984 | |
| 144A | 0.050(n) | 05/20/21 | 83,000 | 82,997,786 | |
| 144A | 0.070(n) | 05/03/21 | 14,300 | 14,299,983 | |
| Nordea Bank Abp, | |||||
| 144A | 0.190(n) | 07/15/21 | 66,000 | 65,985,231 | |
| 144A | 0.190(n) | 08/16/21 | 40,000 | 39,984,880 | |
| Novartis Securities Investment Ltd., 144A | 0.080(n) | 06/23/21 | 45,060 | 45,056,080 | |
| OMERS Finance Trust, | |||||
| 144A | 0.090(n) | 05/21/21 | 51,511 | 51,508,776 | |
| 144A | 0.100(n) | 06/08/21 | 40,000 | 39,994,497 | |
| 144A | 0.110(n) | 05/03/21 | 17,708 | 17,707,911 | |
| 144A | 0.110(n) | 05/04/21 | 19,997 | 19,996,867 | |
| 144A | 0.110(n) | 07/27/21 | 25,000 | 24,992,483 | |
| 144A | 0.120(n) | 07/23/21 | 60,000 | 59,982,080 | |
| Ontario Teachers’ Finance Trust, | |||||
| 144A | 0.090(n) | 05/19/21 | 50,000 | 49,998,759 | |
| 144A | 0.107(n) | 06/10/21 | 29,000 | 28,998,217 | |
| Port Authority of New York and New Jersey | 0.240 | 06/28/21 | 14,690 | 14,690,237 | |
| Port Authority of New York and New Jersey | 0.270 | 05/03/21 | 9,295 | 9,295,046 | |
| Description | Interest Rate | Maturity Date | Principal Amount (000)# | Value | |
| Commercial Paper (Continued) | |||||
| Province of Alberta, | |||||
| 144A | 0.120 %(n) | 05/19/21 | 123,000 | $122,995,651 | |
| 144A | 0.120(n) | 07/14/21 | 84,000 | 83,983,375 | |
| 144A | 0.120(n) | 07/19/21 | 75,000 | 74,983,833 | |
| 144A | 0.150(n) | 06/24/21 | 78,000 | 77,989,514 | |
| 144A | 0.230(n) | 07/07/21 | 41,000 | 40,992,798 | |
| 144A | 0.240(n) | 06/02/21 | 20,000 | 19,998,515 | |
| 144A | 0.250(n) | 06/10/21 | 149,750 | 149,735,673 | |
| 144A | 0.250(n) | 09/09/21 | 50,000 | 49,977,266 | |
| 144A | 0.261(n) | 09/08/21 | 191,000 | 190,913,817 | |
| Province of British Columbia | 0.060(n) | 05/20/21 | 14,000 | 13,999,627 | |
| Province of British Columbia | 0.200(n) | 05/17/21 | 33,000 | 32,999,330 | |
| Province of British Columbia | 0.220(n) | 06/21/21 | 39,500 | 39,496,177 | |
| Province of British Columbia | 0.220(n) | 07/15/21 | 50,000 | 49,991,028 | |
| PSP Capital, Inc., | |||||
| 144A | 0.110(n) | 07/02/21 | 100,000 | 99,984,075 | |
| 144A | 0.110(n) | 07/19/21 | 50,000 | 49,989,222 | |
| 144A | 0.110(n) | 07/20/21 | 100,000 | 99,978,175 | |
| 144A | 0.120(n) | 07/14/21 | 35,000 | 34,993,073 | |
| 144A | 0.120(n) | 08/23/21 | 100,000 | 99,962,625 | |
| 144A | 0.170(n) | 07/13/21 | 20,000 | 19,996,094 | |
| 144A | 0.200(n) | 06/10/21 | 100,000 | 99,991,914 | |
| 144A | 0.200(n) | 06/23/21 | 150,000 | 149,981,100 | |
| 144A | 0.200(n) | 10/08/21 | 50,000 | 49,969,365 | |
| 144A | 0.200(n) | 10/19/21 | 50,000 | 49,966,795 | |
| 144A | 0.210(n) | 07/07/21 | 50,000 | 49,991,216 | |
| Queensland Treasury Corp. | 0.065(n) | 05/19/21 | 8,440 | 8,439,791 | |
| Queensland Treasury Corp. | 0.120(n) | 07/14/21 | 85,000 | 84,988,489 | |
| Queensland Treasury Corp. | 0.120(n) | 07/15/21 | 60,000 | 59,991,767 | |
| Queensland Treasury Corp. | 0.120(n) | 08/03/21 | 88,000 | 87,983,048 | |
| Royal Bank of Canada, | |||||
| 144A, 3 Month LIBOR + 0.020% | 0.208(c) | 01/10/22 | 157,000 | 157,013,659 | |
| 144A, 3 Month LIBOR + 0.040% | 0.242(c) | 03/25/22 | 47,500 | 47,487,840 | |
| Sanofi SA, 144A | 0.060(n) | 06/18/21 | 70,000 | 69,994,665 | |
| Skandinaviska Enskilda Banken AB, 144A | 0.200(n) | 08/16/21 | 100,000 | 99,959,200 | |
| Societe Generale SA, | |||||
| 144A, 3 Month LIBOR + 0.050% | 0.234(c) | 10/28/21 | 24,000 | 24,005,040 | |
| 144A, 3 Month LIBOR + 0.050% | 0.262(c) | 11/01/21 | 170,000 | 170,033,660 | |
| Description | Interest Rate | Maturity Date | Principal Amount (000)# | Value | |
| Commercial Paper (Continued) | |||||
| Standard Chartered Bank, 144A | 0.260 %(n) | 07/01/21 | 74,000 | $73,982,031 | |
| Svenska Handelsbanken AB, | |||||
| 144A, 3 Month LIBOR + 0.010% | 0.196(c) | 01/21/22 | 88,000 | 87,995,072 | |
| 144A, 3 Month LIBOR + 0.110% | 0.309(c) | 06/30/21 | 44,000 | 44,013,244 | |
| Texas Public Finance Authority | 0.180 | 07/28/21 | 13,000 | 13,000,000 | |
| Texas Public Finance Authority | 0.190 | 08/11/21 | 40,000 | 39,998,872 | |
| Texas Public Finance Authority | 0.230 | 05/12/21 | 13,000 | 13,000,216 | |
| Total Capital Canada Ltd., | |||||
| 144A | 0.110(n) | 07/23/21 | 50,000 | 49,988,566 | |
| 144A | 0.110(n) | 07/30/21 | 120,000 | 119,969,363 | |
| 144A | 0.130(n) | 07/07/21 | 150,200 | 150,173,614 | |
| 144A | 0.166(n) | 05/03/21 | 300,000 | 299,998,650 | |
| 144A | 0.170(n) | 08/18/21 | 64,000 | 63,977,902 | |
| 144A | 0.180(n) | 08/03/21 | 10,000 | 9,997,282 | |
| 144A | 0.180(n) | 08/04/21 | 70,000 | 69,980,587 | |
| Toyota Credit Canada, Inc. | 0.200(n) | 10/20/21 | 98,000 | 97,883,206 | |
| Toyota Finance Australia Ltd. | 0.110(n) | 05/19/21 | 50,000 | 49,996,490 | |
| Toyota Finance Australia Ltd. | 0.150(n) | 07/07/21 | 46,500 | 46,483,751 | |
| Toyota Finance Australia Ltd. | 0.150(n) | 07/21/21 | 85,000 | 84,962,246 | |
| Toyota Motor Finance (Netherlands) BV, 3 Month LIBOR + 0.090% | 0.280(c) | 09/14/21 | 62,000 | 62,010,354 | |
| UBS AG, 144A, 3 Month LIBOR + 0.170% | 0.357(c) | 07/12/21 | 100,000 | 100,009,887 | |
| Westpac Banking Corp., | |||||
| 144A, 3 Month LIBOR + 0.000% | 0.184(c) | 01/28/22 | 78,000 | 77,987,520 | |
| 144A, 3 Month LIBOR + 0.010% | 0.192(c) | 08/23/21 | 198,800 | 198,833,398 | |
| 144A, 3 Month LIBOR + 0.010% | 0.196(c) | 01/14/22 | 70,000 | 69,999,930 | |
| 144A, 3 Month LIBOR + 0.020% | 0.204(c) | 01/10/22 | 75,000 | 74,999,998 | |
| 144A, 3 Month LIBOR + 0.090% | 0.280(c) | 05/28/21 | 10,000 | 10,000,933 | |
| 144A, 3 Month LIBOR + 0.090% | 0.280(c) | 05/28/21 | 90,000 | 90,008,395 | |
| Total Commercial Paper (cost $14,441,202,518) | 14,442,085,384 | ||||
| Description | Interest Rate | Maturity Date | Principal Amount (000)# | Value | |
| Corporate Bonds 0.4% | |||||
| Auto Manufacturers 0.2% | |||||
| Toyota Motor Credit Corp., | |||||
| Sr. Unsec’d. Notes, 3 Month LIBOR + 0.150% | 0.348%(c) | 02/14/22 | 57,000,000 | $57,017,181 | |
| Sr. Unsec’d. Notes, 3 Month LIBOR + 0.690% (Cap N/A, Floor 0.000%) | 0.878%(c) | 01/11/22 | 8,000,000 | 8,033,753 | |
| 65,050,934 | |||||
| Insurance 0.2% | |||||
| Principal Life Global Funding II, Sec’d. Notes, 144A, 3 Month LIBOR + 0.400% | 0.594%(c) | 10/06/21 | 60,000,000 | 60,096,912 | |
| Total Corporate Bonds (cost $125,195,309) | 125,147,846 | ||||
| Municipal Bond 0.1% | |||||
| Massachusetts | |||||
| Commonwealth of Massachusetts, Taxable Revenue Bonds, Series C | 0.250% | 06/17/21 | 25,000 | 25,003,000 | |
| Repurchase Agreements(m) 15.1% | |||||
| Amherst Pierpont Securities LLC, | |||||
| 0.01%, dated 04/28/21, due 05/05/21 in the amount of $200,000,389 | 200,000 | 200,000,000 | |||
| 0.01%, dated 04/29/21, due 05/06/21 in the amount of $200,000,389 | 200,000 | 200,000,000 | |||
| 0.01%, dated 04/30/21, due 05/03/21 in the amount of $500,000,417 | 500,000 | 500,000,000 | |||
| Cantor Fitzgerald & Co., 0.01%, dated 04/30/21, due 05/03/21 in the amount of $500,000,417 | 500,000 | 500,000,000 | |||
| CF Secured LLC, 0.01%, dated 04/30/21, due 05/03/21 in the amount of $575,000,479 | 575,000 | 575,000,000 | |||
| Credit Agricole Corporate & Investment Bank, 0.01%, dated 04/30/21, due 05/03/21 in the amount of $144,000,120 | 144,000 | 144,000,000 | |||
| Goldman Sachs & Co., 0.01%, dated 04/27/21, due 05/04/21 in the amount of $200,000,389 | 200,000 | 200,000,000 | |||
| Description | Interest Rate | Maturity Date | Principal Amount (000)# | Value | |
| Repurchase Agreements (m)(Continued) | |||||
| ING Financial Markets LLC, | |||||
| 0.01%, dated 04/27/21, due 05/04/21 in the amount of $200,000,389 | 200,000 | $200,000,000 | |||
| 0.025%, dated 04/28/21, due 06/11/21 in the amount of $136,004,156 | 136,000 | 136,000,000 | |||
| Nomura Securities International, Inc., 0.01%, dated 04/30/21, due 05/03/21 in the amount of $525,000,438 | 525,000 | 525,000,000 | |||
| RBC Dominion Securities, Inc., | |||||
| 0.01%, dated 04/27/21, due 05/04/21 in the amount of $425,000,826 | 425,000 | 425,000,000 | |||
| 0.01%, dated 04/27/21, due 05/04/21 in the amount of $555,001,079 | 555,000 | 555,000,000 | |||
| 0.01%, dated 04/28/21, due 05/05/21 in the amount of $195,000,379 | 195,000 | 195,000,000 | |||
| 0.01%, dated 04/30/21, due 05/03/21 in the amount of $230,000,192 | 230,000 | 230,000,000 | |||
| Total Repurchase Agreements (cost $4,585,000,000) | 4,585,000,000 | ||||
| Sovereign Bond 0.1% | |||||
| Province of Nova Scotia (Canada), Debentures (cost $28,000,000) | 9.125 % | 05/01/21 | 28,000,000 | 28,000,000 | |
| Time Deposits 2.9% | |||||
| ABN AMRO Bank NV | 0.070 | 05/05/21 | 20,000,000 | 20,000,000 | |
| Australia & New Zealand Banking Group Ltd. | 0.180 | 05/18/21 | 112,000,000 | 112,000,000 | |
| Australia & New Zealand Banking Group Ltd. | 0.180 | 07/12/21 | 62,000,000 | 62,000,000 | |
| Australia & New Zealand Banking Group Ltd. | 0.190 | 07/07/21 | 123,000,000 | 123,000,000 | |
| Australia & New Zealand Banking Group Ltd. | 0.200 | 07/06/21 | 184,000,000 | 184,000,000 | |
| US Bank NA | 0.020 | 05/03/21 | 379,192,000 | 379,192,000 | |
| Total Time Deposits (cost $880,192,000) | 880,192,000 | ||||
| U.S. Government Agency Obligations 0.8% | |||||
| Federal Farm Credit Bank, 1 Month LIBOR + (0.010)% (Cap N/A, Floor 0.000%) | 0.100(c) | 06/02/21 | 21,000 | 21,000,859 | |
| Federal Home Loan Bank, 3 Month LIBOR + (0.105)% (Cap N/A, Floor 0.000%) | 0.087(c) | 08/04/21 | 30,000 | 30,002,120 | |
| Description | Interest Rate | Maturity Date | Principal Amount (000)# | Value | |
| U.S. Government Agency Obligations (Continued) | |||||
| Federal Home Loan Bank, 3 Month LIBOR + (0.095)% (Cap N/A, Floor 0.000%) | 0.089 %(c) | 09/13/21 | 71,545 | $71,556,296 | |
| Federal Home Loan Bank, 1 Month LIBOR + (0.020)% (Cap N/A, Floor 0.000%) | 0.095(c) | 12/17/21 | 45,000 | 45,003,226 | |
| Federal Home Loan Bank, 3 Month LIBOR + (0.080)% (Cap N/A, Floor 0.000%) | 0.096(c) | 08/24/21 | 52,580 | 52,589,147 | |
| Federal Home Loan Bank, 3 Month LIBOR + 0.100% (Cap N/A, Floor 0.000%) | 0.284(c) | 10/28/21 | 37,330 | 37,372,277 | |
| Total U.S. Government Agency Obligations (cost $257,517,417) | 257,523,925 | ||||
| U.S. Treasury Obligations(n) 12.4% | |||||
| U.S. Treasury Bills | 0.000 | 06/29/21 | 154,000 | 153,996,342 | |
| U.S. Treasury Bills | 0.010 | 05/06/21 | 315,000 | 314,999,868 | |
| U.S. Treasury Bills | 0.011 | 05/18/21 | 274,000 | 273,999,573 | |
| U.S. Treasury Bills | 0.012 | 05/27/21 | 51,000 | 50,999,941 | |
| U.S. Treasury Bills | 0.013 | 06/22/21 | 875,000 | 874,987,846 | |
| U.S. Treasury Bills | 0.016 | 05/04/21 | 307,000 | 306,999,979 | |
| U.S. Treasury Bills | 0.018 | 06/01/21 | 142,000 | 141,998,855 | |
| U.S. Treasury Bills | 0.022 | 07/01/21 | 150,000 | 149,996,927 | |
| U.S. Treasury Bills | 0.028 | 05/25/21 | 700,000 | 699,997,858 | |
| U.S. Treasury Bills | 0.085 | 05/20/21 | 472,000 | 471,997,772 | |
| U.S. Treasury Bills | 0.087 | 05/11/21 | 324,000 | 323,999,579 | |
| Total U.S. Treasury Obligations (cost $3,763,928,516) | 3,763,974,540 | ||||
| Total Short-Term Investments (cost $26,144,421,940) | 26,145,440,792 | ||||
| TOTAL INVESTMENTS 100.7% (cost $30,622,538,850) | 30,624,547,850 | ||||
| Liabilities in excess of other assets (0.7)% | (210,857,499) | ||||
| Net Assets 100.0% | $30,413,690,351 | ||||
| Below is a list of the abbreviation(s) used in the quarterly schedule of portfolio holdings: |
| 144A | Security was purchased pursuant to Rule 144A under the Securities Act of 1933 and, pursuant to the requirements of Rule 144A, may not be resold except to qualified institutional buyers. |
| FHLMC | Federal Home Loan Mortgage Corporation |
| FNMA | Federal National Mortgage Association |
| FRDD | Floating Rate Daily Demand Note |
| GMTN | Global Medium Term Note |
| GNMA | Government National Mortgage Association |
| LIBOR | London Interbank Offered Rate |
| MTN | Medium Term Note |
| SOFR | Secured Overnight Financing Rate |
| TVA | Tennessee Valley Authority |
| # | Principal amount is shown in U.S. dollars unless otherwise stated. |
| (c) | Variable rate instrument. The interest rate shown reflects the rate in effect at April 30, 2021. |
| (cc) | Variable rate instrument. The rate shown is based on the latest available information as of April 30, 2021. Certain variable rate securities are not based on a published reference rate and spread but are determined by the issuer or agent and are based on current market conditions. These securities do not indicate a reference rate and spread in their description. |
| (m) | Repurchase agreements are collateralized by FHLMC (coupon rates 0.000%-8.000%, maturity dates 03/15/28-04/01/51), FNMA (coupon rates 0.875%-6.000%, maturity dates 07/01/21-02/01/57), GNMA (coupon rates 2.000%-6.500%, maturity dates 03/15/23-03/20/71), TVA (coupon rates 0.000%-1.875%, maturity dates 08/15/22-09/15/36), and U.S. Treasury Securities (coupon rates 0.000%-8.125%, maturity dates 05/15/21-02/15/51), with the aggregate value, including accrued interest, of $4,676,702,923. |
| (n) | Rate shown reflects yield to maturity at purchased date. |