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
ABEONA THERAPEUTICS INC WARRANT 00289Y115 69 250,000 SH   DFND 250,000 0 0
ACCELERATE DIAGNOSTICS INC BOND 00430HAB8 3,878 5,450,000 PRN   DFND 0 0 0
AEMETIS INC COMMON 00770K202 0 70,768 SH   DFND 70,768 0 0
AGROFRESH SOLUTIONS WARRANT 00856G117 18 3,425,000 SH   DFND 3,425,000 0 0
AMCI ACQUISITION CORP WARRANT 00165R119 383 1,275,414 SH   DFND 1,275,414 0 0
APELLIS PHARMACEUTICALS INC COMMON 03753U106 1,437 59,664 SH   DFND 59,664 0 0
ASHLAND GLOBAL HLDGS INC OPTION 044186104 15,410 200,000 SH Put DFND 200,000 0 0
ASSERTIO THERAPEUTICS INC BOND 249908AA2 7,844 10,635,000 PRN   DFND 0 0 0
AVAYA HLDGS CORP COMMON 05351X101 6,650 650,000 SH   DFND 650,000 0 0
AVAYA HLDGS CORP OPTION 05351X101 1,340 131,000 SH Call DFND 131,000 0 0
BEST INC ADR 08653C106 997 188,754 SH   DFND 188,754 0 0
CHESAPEAKE ENERGY CORP BOND 165167CY1 2,395 4,000,000 PRN   DFND 0 0 0
CLOVIS ONCOLOGY INC BOND 189464AC4 4,625 11,066,000 PRN   DFND 0 0 0
CONCRETE PUMPING HLDGS INC COMMON 206704108 3,727 938,764 SH   DFND 938,764 0 0
CONTURA ENERGY INC COMMON 21241B100 35,990 1,287,204 SH   DFND 1,287,204 0 0
DEAN FOODS CO NEW OPTION 242370203 14 11,700 SH Put DFND 11,700 0 0
DENBURY RES INC DEL BOND U2481AAK4 156 262,000 PRN   DFND 0 0 0
DFB HEALTHCARE ACQUISTION CO WARRANT 23291E117 770 663,536 SH   DFND 663,536 0 0
DOLPHIN ENTMT INC WARRANT 25686H118 4 110,000 SH   DFND 110,000 0 0
ESTRE AMBIENTAL INC WARRANT G3206V118 25 3,625,000 SH   DFND 3,625,000 0 0
GENERAL ELECTRIC CO OPTION 369604103 6,367 712,200 SH Put DFND 712,200 0 0
GEO GROUP INC NEW OPTION 36162J106 7,488 431,800 SH Put DFND 431,800 0 0
GRAF INDL CORP WARRANT 384278115 619 1,586,700 SH   DFND 1,586,700 0 0
HOSTESS BRANDS INC WARRANT 44109J114 14,959 8,799,221 SH   DFND 8,799,221 0 0
INFINERA CORPORATION BOND 45667GAC7 7,432 8,500,000 PRN   DFND 0 0 0
INTELSAT S A BOND 45790VAB6 20,096 13,554,000 PRN   DFND 0 0 0
INTELSAT S A COMMON L5140P101 2,234 98,000 SH   DFND 98,000 0 0
INTERCEPT PHARMACEUTICALS IN BOND 45845PAB4 16,303 18,000,000 PRN   DFND 0 0 0
INTREXON CORP OPTION 46122T102 78 13,600 SH Put DFND 13,600 0 0
INVACARE CORP BOND 461203AF8 10,075 10,800,000 PRN   DFND 0 0 0
INVACARE CORP BOND 461203AH4 30,051 36,400,000 PRN   DFND 0 0 0
ISHARES TR OPTION 464287655 22,701 150,000 SH Put DFND 150,000 0 0
ISTAR INC OPTION 45031U101 146 11,200 SH Call DFND 11,200 0 0
ISTAR INC OPTION 45031U101 140 10,700 SH Put DFND 10,700 0 0
LANNET INC OPTION 516012101 5,089 454,400 SH Put DFND 454,400 0 0
LF CAP ACQUISITION CORP WARRANT 50200K116 310 970,060 SH   DFND 970,060 0 0
MEDICINES CO OPTION 584688105 6,530 130,600 SH Put DFND 130,600 0 0
NANTHEALTH INC COMMON 630104107 153 213,900 SH   DFND 213,900 0 0
NANTHEALTH INC BOND 630104AB3 20,782 33,250,000 PRN   DFND 0 0 0
NEBULA ACQUISITION CORP WARRANT 629076118 145 369,493 SH   DFND 369,493 0 0
NESCO HLDGS INC WARRANT 64083J112 348 429,800 SH   DFND 429,800 0 0
NEW FRONTIER CORP WARRANT G6485P124 634 633,564 SH   DFND 633,564 0 0
NII HLDGS INC COMMON 62913F508 2,113 1,077,863 SH   DFND 1,077,863 0 0
NIO INC ADR 62914V106 696 446,316 SH   DFND 446,316 0 0
NIO INC OPTION 62914V106 301 193,000 SH Put DFND 193,000 0 0
NOVAVAX INC BOND 670002AB0 13,410 32,118,000 PRN   DFND 0 0 0
NOVELION THERAPEUTICS INC COMMON 67001K202 421 581,042 SH   DFND 581,042 0 0
OASIS PETE INC NEW BOND 674215AJ7 19,704 26,526,000 PRN   DFND 0 0 0
OKTA INC COMMON 679295105 1,044 10,600 SH   DFND 10,600 0 0
OPKO HEALTH INC COMMON 68375N103 1,039 497,123 SH   DFND 497,123 0 0
OPKO HEALTH INC BOND 68375NAD5 13,175 16,000,000 PRN   DFND 0 0 0
OWENS & MINOR INC NEW OPTION 690732102 2,409 414,700 SH Put DFND 414,700 0 0
PACIFIC DRILLING SA LUXEMBOU COMMON L7257P205 9,015 2,305,348 SH   DFND 2,305,348 0 0
PARATEK PHARMACEUTICALS INC BOND 699374AB0 25,876 37,825,000 PRN   DFND 0 0 0
PARKER DRILLING CO COMMON 701081507 22,702 1,199,900 SH   DFND 1,199,900 0 0
PLUG POWER INC BOND 72919PAB9 18,330 15,000,000 PRN   DFND 0 0 0
PROTALIX BIOTHERAPEUTICS INC BOND 74365AAD3 16,398 19,407,000 PRN   DFND 0 0 0
PULTE GROUP INC OPTION 745867101 23,758 650,000 SH Put DFND 650,000 0 0
QUOTIENT LTD COMMON G73268107 12,971 1,669,334 SH   DFND 1,669,334 0 0
RANPAK HLDGS CORP WARRANT 75321W111 786 1,355,000 SH   DFND 1,355,000 0 0
RETROPHIN INC BOND 761299AB2 16,100 21,750,000 PRN   DFND 0 0 0
RMG ACQUISITION CORP WARRANT 749641114 517 739,300 SH   DFND 739,300 0 0
SAEXPLORATION HLDGS INC COMMON 78636X873 706 381,765 SH   DFND 381,765 0 0
SAILPOINT TECHNLGIES HLDGS I COMMON 78781P105 1,185 63,400 SH   DFND 63,400 0 0
SANOFI COMMON 80105N113 2,176 3,860,254 SH   DFND 3,860,255 0 0
SENSEONICS HLDGS INC COMMON 81727U105 494 500,000 SH   DFND 500,000 0 0
SENTINEL ENERGY SVCS INC WARRANT 81728P113 989 2,996,000 SH   DFND 2,996,000 0 0
SPARTAN ENERGY ACQUISITON CO WARRANT 846784122 597 994,300 SH   DFND 994,300 0 0
SPDR GOLD TRUST OPTION 78463V107 27,774 200,000 SH Put DFND 200,000 0 0
SPDR S&P 500 ETF TR OPTION 78462F103 71,819 242,000 SH Put DFND 242,000 0 0
TARGET HOSPITALITY CORP WARRANT 87615L115 1,012 1,190,944 SH   DFND 1,190,944 0 0
TELIGENT INC NEW BOND 87960WAA2 7,650 18,000,000 PRN   DFND 0 0 0
TESLA INC BOND 88160RAG6 15,235 15,000,000 PRN   DFND 0 0 0
TORTOISE ACQUISITION CORP WARRANT 89154L118 363 725,800 SH   DFND 725,800 0 0
TRANSLATE BIO INC COMMON 89374L104 1,651 166,640 SH   DFND 166,640 0 0
TRINITY BIOTECH INVT LTD BOND 89643QAB4 18,168 26,425,000 PRN   DFND 0 0 0
VEONEER INCORPORATED BOND 92336XAA7 6,612 6,700,000 PRN   DFND 0 0 0
VERASTEM INC BOND 92337CAA2 8,616 21,625,000 PRN   DFND 0 0 0
ZIONS BANCORPORATION N A WARRANT 989701115 60,769 5,091,700 SH   DFND 5,091,700 0 0