The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE
OMB APPROVAL
OMB Number: 3235-0006
Estimated average burden
hours per response: 23.8
COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8
VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY
NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
AKERNA CORP *W EXP 01/30/202 00973W110 96 32,230 SH   SOLE   32,230 0 0
ALEXANDRIA REAL ESTATE EQ IN PFD CONV SER D 015271505 950 24,918 SH   SOLE   24,918 0 0
ALLERGAN PLC SHS G0177J108 653 3,900 SH Put SOLE   0 0 0
ALLERGAN PLC SHS G0177J108 2,210 13,200 SH   SOLE   13,200 0 0
AMCI ACQUISITION CORP *W EXP 05/20/202 00165R119 17 55,000 SH   SOLE   55,000 0 0
AMERICAN ELEC PWR CO INC UNIT 03/15/2022 025537127 111 2,081 SH   SOLE   2,081 0 0
AMERICAN INTL GROUP INC COM NEW 026874784 757 14,200 SH Call SOLE   0 0 0
AMERICAN INTL GROUP INC COM NEW 026874784 1,588 29,800 SH Put SOLE   0 0 0
AMERICAN INTL GROUP INC *W EXP 01/19/202 026874156 3,938 321,456 SH   SOLE   321,456 0 0
ANI PHARMACEUTICALS INC NOTE 3.000%12/0 00182CAA1 2,247 1,855,000 PRN   SOLE   1,855,000 0 0
ANI PHARMACEUTICALS INC COM 00182C103 575 7,000 SH Call SOLE   0 0 0
APPLIED OPTOELECTRONICS INC COM 03823U102 15 1,500 SH Put SOLE   0 0 0
APPLIED OPTOELECTRONICS INC COM 03823U102 16 1,568 SH   SOLE   1,568 0 0
AQUA AMERICA INC UNIT 04/30/2022 03836W202 1,910 33,523 SH   SOLE   33,523 0 0
AVANTOR INC COM 05352A100 97 5,100 SH Call SOLE   0 0 0
AVANTOR INC 6.25 PFD CNV SR 05352A209 19,541 295,487 SH   SOLE   295,487 0 0
B RILEY FINL INC COM 05580M108 2,674 128,183 SH   SOLE   128,183 0 0
BABCOCK & WILCOX ENTERPRIS I COM 05614L100 16 45,492 SH   SOLE   45,492 0 0
BECTON DICKINSON & CO COM 075887109 1,235 4,900 SH Put SOLE   0 0 0
BECTON DICKINSON & CO PFD SHS CONV A 075887208 14,359 231,934 SH   SOLE   231,934 0 0
BILIBILI INC SPONS ADS REP Z 090040106 68 4,194 SH   SOLE   4,194 0 0
BILIBILI INC SPONS ADS REP Z 090040106 81 5,000 SH Put SOLE   0 0 0
BLINK CHARGING CO *W EXP 01/31/202 09354A118 67 133,897 SH   SOLE   133,897 0 0
BLUELINX HLDGS INC COM NEW 09624H208 2,432 122,781 SH   SOLE   122,781 0 0
BOXWOOD MERGER CORP *W EXP 11/26/202 10319T119 40 65,254 SH   SOLE   65,254 0 0
CADIZ INC COM NEW 127537207 28 2,500 SH   SOLE   2,500 0 0
CAPITOL INVT CORP IV *W EXP 01/01/202 G18920127 138 99,200 SH   SOLE   99,200 0 0
CENTERPOINT ENERGY INC DEP RP PFD CV B 15189T503 10,997 218,980 SH   SOLE   218,980 0 0
CENTERPOINT ENERGY INC COM 15189T107 458 16,000 SH Put SOLE   0 0 0
CHANGE HEALTHCARE INC UNIT 99/99/9999 15912K209 2,031 36,076 SH   SOLE   36,076 0 0
CHURCHILL CAP CORP II UNIT 99/99/9999 17143G205 102 10,000 SH   SOLE   10,000 0 0
CLARIVATE ANALYTICS PLC *W EXP 11/09/201 G21810117 742 156,168 SH   SOLE   156,168 0 0
COLFAX CORP UNIT 01/15/2022T 194014205 22,348 176,026 SH   SOLE   176,026 0 0
COUPA SOFTWARE INC NOTE 0.375% 1/1 22266LAB2 8,584 3,000,000 PRN   SOLE   3,000,000 0 0
CROWN CASTLE INTL CORP NEW COM 22822V101 1,043 8,000 SH Put SOLE   0 0 0
CROWN CASTLE INTL CORP NEW COM 22822V101 52 400 SH Call SOLE   0 0 0
CROWN CASTLE INTL CORP NEW 6.875% CON PFD A 22822V309 17,172 14,288 SH   SOLE   14,288 0 0
CYPRESS SEMICONDUCTOR CORP COM 232806109 191 8,600 SH   SOLE   8,600 0 0
DANAHER CORPORATION 4.75 MND CV PFD 235851300 3,327 3,012 SH   SOLE   3,012 0 0
DARLING INGREDIENTS INC COM 237266101 366 18,377 SH   SOLE   18,377 0 0
DD3 ACQUISITION CORP *W EXP 10/20/202 G2692M111 10 50,000 SH   SOLE   50,000 0 0
DOMINION ENERGY INC COM 25746U109 12,371 160,000 SH Call SOLE   0 0 0
DOMINION ENERGY INC UNIT 08/15/2019 25746U836 11,647 231,602 SH   SOLE   231,602 0 0
DOMINION ENERGY INC UNIT 99/99/9999 25746U133 28,888 278,948 SH   SOLE   278,948 0 0
DOMINION ENERGY INC COM 25746U109 9,773 126,400 SH Put SOLE   0 0 0
DTE ENERGY CO COM 233331107 51 400 SH Put SOLE   0 0 0
DTE ENERGY CO UNIT 99/99/9999 233331883 4,792 85,266 SH   SOLE   85,266 0 0
ENERGIZER HLDGS INC NEW COM 29272W109 243 6,300 SH Call SOLE   0 0 0
ENERGIZER HLDGS INC NEW COM 29272W109 3,381 87,500 SH Put SOLE   0 0 0
ENERGIZER HLDGS INC NEW 7.5 MCNV PFD A 29272W208 14,579 168,150 SH   SOLE   168,150 0 0
ENVESTNET INC NOTE 1.750%12/1 29404KAA4 2,645 2,340,000 PRN   SOLE   2,340,000 0 0
EPR PPTYS CONV PFD 9% SR E 26884U307 3,482 91,744 SH   SOLE   91,744 0 0
EPR PPTYS COM SH BEN INT 26884U109 559 7,500 SH Put SOLE   0 0 0
EPR PPTYS PFD C CNV 5.75% 26884U208 5,259 164,024 SH   SOLE   164,024 0 0
EPR PPTYS COM SH BEN INT 26884U109 1,783 23,900 SH Call SOLE   0 0 0
FORTIVE CORP 5% PFD CNV SER A 34959J207 2,879 2,809 SH   SOLE   2,809 0 0
FORUM MERGER II CORP *W EXP 09/30/202 34986F111 32 50,000 SH   SOLE   50,000 0 0
GENERAL ELECTRIC CO COM 369604103 242 23,000 SH   SOLE   23,000 0 0
GENERAL MTRS CO *W EXP 07/10/201 37045V126 2,442 120,484 SH   SOLE   120,484 0 0
GIGCAPITAL INC *W EXP 06/08/202 37518N122 15 50,000 SH   SOLE   50,000 0 0
GRAF INDL CORP *W EXP 12/31/202 384278115 18 50,000 SH   SOLE   50,000 0 0
HC2 HLDGS INC COM 404139107 1,716 727,092 SH   SOLE   727,092 0 0
HENNESSY CAP ACQUSTION CORP *W EXP 09/05/202 42589C112 30 50,000 SH   SOLE   50,000 0 0
HERBALIFE LTD NOTE 2.000% 8/1 42703MAB9 21,701 21,095,000 PRN   SOLE   21,095,000 0 0
HERBALIFE NUTRITION LTD COM SHS G4412G101 706 16,500 SH Call SOLE   0 0 0
HERBALIFE NUTRITION LTD COM SHS G4412G101 2,142 50,100 SH Put SOLE   0 0 0
HOSTESS BRANDS INC CL A 44109J106 749 51,900 SH Call SOLE   0 0 0
HOSTESS BRANDS INC *W EXP 11/04/202 44109J114 3,539 1,862,550 SH   SOLE   1,862,550 0 0
INOVIO PHARMACEUTICALS INC COM NEW 45773H201 1 300 SH Call SOLE   0 0 0
LEGACY ACQUISITION CORP *W EXP 11/30/202 524643111 16 50,000 SH   SOLE   50,000 0 0
LF CAP ACQUISITION CORP *W EXP 06/22/202 50200K116 33 109,500 SH   SOLE   109,500 0 0
LIBERTY MEDIA CORP DEB 3.500% 1/1 530715AN1 2,168 4,350,000 PRN   SOLE   4,350,000 0 0
LIGAND PHARMACEUTICALS INC NOTE 0.750% 8/1 53220KAD0 1,524 1,000,000 PRN   SOLE   1,000,000 0 0
LINDBLAD EXPEDITIONS HLDGS I *W EXP 07/08/202 535219117 813 115,944 SH   SOLE   115,944 0 0
LYFT INC CL A COM 55087P104 1,294 19,700 SH   SOLE   19,700 0 0
MAGNOLIA OIL & GAS CORP CL A 559663109 95 8,200 SH Put SOLE   0 0 0
MAGNOLIA OIL & GAS CORP CL A 559663109 210 18,100 SH Call SOLE   0 0 0
MAGNOLIA OIL & GAS CORP *W EXP 07/31/202 559663117 1,054 315,603 SH   SOLE   315,603 0 0
MEGALITH FINL ACQUISITION CO *W EXP 08/26/202 58518F117 15 50,000 SH   SOLE   50,000 0 0
MERCADOLIBRE INC COM 58733R102 0 10,200 SH Put SOLE   0 0 0
MICRON TECHNOLOGY INC NOTE 2.125% 2/1 595112AV5 3,470 985,000 PRN   SOLE   985,000 0 0
MODERN MEDIA ACQUISITION COM 60765P103 723 60,259 SH   SOLE   60,259 0 0
MODERN MEDIA ACQUISITION *W EXP 05/17/202 60765P111 2 10,000 SH   SOLE   10,000 0 0
MOLINA HEALTHCARE INC NOTE 1.125% 1/1 60855RAC4 5,667 1,630,000 PRN   SOLE   1,630,000 0 0
MONOCLE ACQUISITION CORP *W EXP 12/06/202 609754114 20 60,000 SH   SOLE   60,000 0 0
MTS SYS CORP COM 553777103 275 4,700 SH Put SOLE   0 0 0
MTS SYS CORP COM 553777103 123 2,100 SH Call SOLE   0 0 0
MUDRICK CAP ACQUISITION CORP *W EXP 02/12/202 624745113 31 63,232 SH   SOLE   63,232 0 0
MUSTANG BIO INC COM 62818Q104 4 1,000 SH   SOLE   1,000 0 0
NABORS INDUSTRIES LTD SHS G6359F103 174 60,000 SH Put SOLE   0 0 0
NABORS INDUSTRIES LTD SHS G6359F103 320 110,300 SH Call SOLE   0 0 0
NABORS INDUSTRIES LTD 6% PFD CNV SR A G6359F129 2,101 93,463 SH   SOLE   93,463 0 0
NATIONAL HOLDINGS CORP COM NEW 636375206 1,043 384,838 SH   SOLE   384,838 0 0
NEW SR INVT GROUP INC COM 648691103 1,307 194,467 SH   SOLE   194,467 0 0
NIO INC SPON ADS 62914V106 95 37,300 SH Put SOLE   0 0 0
NIO INC SPON ADS 62914V106 65 25,409 SH   SOLE   25,409 0 0
NIO INC SPON ADS 62914V106 102 40,100 SH Call SOLE   0 0 0
NOVELLUS SYS INC NOTE 2.625% 5/1 670008AD3 16,814 2,897,000 PRN   SOLE   2,897,000 0 0
NRC GROUP HLDGS CORP *W EXP 10/17/202 629375114 13 8,100 SH   SOLE   8,100 0 0
NXP SEMICONDUCTORS N V NOTE 1.000%12/0 62952QAB6 2,107 2,000,000 PRN   SOLE   2,000,000 0 0
OPES ACQUISITION CORP *W EXP 03/13/202 68373P118 11 50,000 SH   SOLE   50,000 0 0
OVERSTOCK COM INC DEL COM 690370101 42 3,100 SH   SOLE   3,100 0 0
PECK CO INC *W EXP 03/01/202 705163111 5 25,000 SH   SOLE   25,000 0 0
PIVOTAL ACQUISITION CORP *W EXP 12/01/202 72583A119 78 57,500 SH   SOLE   57,500 0 0
POTBELLY CORP COM 73754Y100 96 18,843 SH   SOLE   18,843 0 0
PROS HOLDINGS INC COM 74346Y103 63 1,000 SH Put SOLE   0 0 0
PROS HOLDINGS INC COM 74346Y103 652 10,300 SH Call SOLE   0 0 0
PROS HOLDINGS INC NOTE 2.000%12/0 74346YAB9 4,673 2,500,000 PRN   SOLE   2,500,000 0 0
PURE ACQUISITION CORP *W EXP 04/17/202 74621Q114 20 18,700 SH   SOLE   18,700 0 0
QTS RLTY TR INC 6.50% CON PFD B 74736A301 604 5,454 SH   SOLE   5,454 0 0
QUDIAN INC ADR 747798106 150 20,014 SH   SOLE   20,014 0 0
RANPAK HLDGS CORP *W EXP 06/03/202 75321W111 53 43,791 SH   SOLE   43,791 0 0
RAYONIER ADVANCED MATLS INC COM 75508B104 1,537 236,800 SH Put SOLE   0 0 0
RAYONIER ADVANCED MATLS INC COM 75508B104 825 127,100 SH Call SOLE   0 0 0
RAYONIER ADVANCED MATLS INC PFD CV SER A 75508B203 8,044 155,944 SH   SOLE   155,944 0 0
RED HAT INC NOTE 0.250%10/0 756577AD4 1,144 450,000 PRN   SOLE   450,000 0 0
REXNORD CORP NEW COM 76169B102 1,357 44,900 SH Call SOLE   0 0 0
REXNORD CORP NEW COM 76169B102 5,032 166,500 SH Put SOLE   0 0 0
RPT REALTY SH BEN INT 74971D101 24 2,000 SH Call SOLE   0 0 0
RTI INTL METALS INC NOTE 1.625%10/1 74973WAB3 15,789 15,630,000 PRN   SOLE   15,630,000 0 0
SB FINL GROUP INC DEP SHS PFD 6.5% 78408D204 644 40,036 SH   SOLE   40,036 0 0
SCHULTZE SPL PURP ACQUSTN CO *W EXP 12/31/202 80821R117 15 50,000 SH   SOLE   50,000 0 0
SEMPRA ENERGY 6% PFD CONV A 816851406 14,366 128,852 SH   SOLE   128,852 0 0
SEMPRA ENERGY 6.75% CNV PFD B 816851505 2,066 18,607 SH   SOLE   18,607 0 0
SENTINEL ENERGY SVCS INC *W EXP 11/02/202 81728P113 21 30,637 SH   SOLE   30,637 0 0
SOUTH JERSEY INDS INC UNIT 99/99/9999 838518116 12,932 242,861 SH   SOLE   242,861 0 0
TESLA INC COM 88160R101 201 900 SH   SOLE   900 0 0
TESLA INC NOTE 1.250% 3/0 88160RAC5 1,500 1,583,000 PRN   SOLE   1,583,000 0 0
TIBERIUS ACQUISITION CORP *W EXP 02/28/202 88633A115 16 50,000 SH   SOLE   50,000 0 0
TKK SYMPHONY ACQUISITION COR *W EXP 02/20/202 G88950129 14 108,800 SH   SOLE   108,800 0 0
TRIDENT ACQUISITIONS CORP *W EXP 05/09/202 89615T114 8 59,914 SH   SOLE   59,914 0 0
TRINE ACQUISITION CORP *W EXP 03/31/202 89628U116 19 25,000 SH   SOLE   25,000 0 0
TRINITY MERGER CORP *W EXP 05/11/202 89653L114 16 50,000 SH   SOLE   50,000 0 0
TRINITY MERGER CORP COM CL A 89653L106 258 25,000 SH   SOLE   25,000 0 0
UBER TECHNOLOGIES INC COM 90353T100 116 2,500 SH   SOLE   2,500 0 0
UNITI GROUP INC COM 91325V108 167 17,600 SH   SOLE   17,600 0 0
UNITI GROUP INC COM 91325V108 48 5,000 SH Call SOLE   0 0 0
VECTOIQ ACQUISITION CORP *W EXP 05/11/202 92243N111 13 29,300 SH   SOLE   29,300 0 0
VIRTUS INVT PARTNERS INC PFD CV SER D 92828Q208 740 7,804 SH   SOLE   7,804 0 0
VISTRA ENERGY CORP UNIT 02/02/2024 92840M300 9,775 105,594 SH   SOLE   105,594 0 0
XENCOR INC COM 98401F105 225 5,489 SH   SOLE   5,489 0 0