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
ALPS ETF TR ALERIAN MLP 00162Q866 4,265 488,561 SH   DFND 1,2,3,4 488,561 0 0
AMAZON COM INC COM 023135106 15,449 10,286 SH   DFND 1,2,3,4 10,286 0 0
ARGENX SE SPONSORED ADR 04016X101 27,878 290,181 SH   DFND 1,2,3,4 290,181 0 0
ARRAY BIOPHARMA INC COM 04269X105 8,112 569,298 SH   DFND 1,2,3,4 569,298 0 0
ASHLAND GLOBAL HLDGS INC COM 044186104 7,998 112,709 SH   DFND 1,2,3,4 112,709 0 0
ATHENEX INC COM 04685N103 5,088 400,923 SH   DFND 1,2,3,4 400,923 0 0
AUDENTES THERAPEUTICS INC COM 05070R104 2,303 108,031 SH   DFND 1,2,3,4 108,031 0 0
BIOHAVEN PHARMACTL HLDG CO L COM G11196105 24,804 670,738 SH   DFND 1,2,3,4 670,738 0 0
BUNGE LIMITED COM G16962105 36,614 685,145 SH   DFND 1,2,3,4 685,145 0 0
CAMECO CORP COM 13321L108 8,969 790,200 SH   DFND 1,2,3,4 790,200 0 0
CANADIAN PAC RY LTD COM 13645T100 21,388 120,417 SH   DFND 1,2,3,4 120,417 0 0
CENTENE CORP DEL COM 15135B101 10,151 88,042 SH   DFND 1,2,3,4 88,042 0 0
CIGNA CORP NEW COM 125523100 11,325 59,631 SH   DFND 1,2,3,4 59,631 0 0
CLOVIS ONCOLOGY INC COM 189464100 29 1,600 SH   DFND 1,2,3,4 1,600 0 0
CLOVIS ONCOLOGY INC COM 189464100 898 50,000 SH Call DFND 1,2,3,4 50,000 0 0
CLOVIS ONCOLOGY INC NOTE 2.500% 9/1 189464AB6 5,010 6,000,000 PRN   DFND 1,2,3,4 6,000,000 0 0
CONSTELLIUM NV CL A N22035104 15,352 2,196,283 SH   DFND 1,2,3,4 2,196,283 0 0
CSX CORP COM 126408103 4,101 66,000 SH   DFND 1,2,3,4 66,000 0 0
DEERE & CO COM 244199105 12,819 85,937 SH   DFND 1,2,3,4 85,937 0 0
DESTINATION MATERNITY CORP COM 25065D100 305 107,495 SH   DFND 1,2,3,4 107,495 0 0
ELDORADO RESORTS INC COM 28470R102 8,410 232,249 SH   DFND 1,2,3,4 232,249 0 0
FLEXION THERAPEUTICS INC COM 33938J106 6,611 584,018 SH   DFND 1,2,3,4 584,018 0 0
FORTIVE CORP COM 34959J108 10,650 157,409 SH   DFND 1,2,3,4 157,409 0 0
GENERAL MLS INC COM 370334104 3,894 100,000 SH Call DFND 1,2,3,4 100,000 0 0
GREAT ELM CAP GROUP INC COM NEW 39036P209 4,283 1,267,030 SH   DFND 1,2,3,4 1,267,030 0 0
GTY TECHNOLOGY HOLDINGS INC *W EXP 10/25/202 G4182A128 312 400,000 SH   DFND 1,2,3,4 400,000 0 0
HERON THERAPEUTICS INC COM 427746102 27,516 1,060,770 SH   DFND 1,2,3,4 1,060,770 0 0
IMMUNOGEN INC COM 45253H101 480 100,000 SH Call DFND 1,2,3,4 100,000 0 0
INSMED INC NOTE 1.750% 1/1 457669AA7 1,424 2,000,000 PRN   DFND 1,2,3,4 2,000,000 0 0
INTERNATIONAL GAME TECHNOLOG SHS USD G4863A108 7,857 537,023 SH   DFND 1,2,3,4 537,023 0 0
KEMPHARM INC NOTE 5.500% 2/0 488445AB3 1,509 3,000,000 PRN   DFND 1,2,3,4 3,000,000 0 0
KEYSIGHT TECHNOLOGIES INC COM 49338L103 22,574 363,624 SH   DFND 1,2,3,4 363,624 0 0
LATTICE SEMICONDUCTOR CORP COM 518415104 4,259 615,480 SH   DFND 1,2,3,4 615,480 0 0
LIBERTY MEDIA CORP DEB 4.000%11/1 530715AG6 9,345 14,000,000 PRN   DFND 1,2,3,4 14,000,000 0 0
LIONS GATE ENTMNT CORP CL A VTG 535919401 12,880 800,000 SH   DFND 1,2,3,4 800,000 0 0
MARATHON PETE CORP COM 56585A102 14,501 245,745 SH   DFND 1,2,3,4 245,745 0 0
MARVELL TECHNOLOGY GROUP LTD ORD G5876H105 8,257 510,000 SH Call DFND 1,2,3,4 510,000 0 0
MARVELL TECHNOLOGY GROUP LTD ORD G5876H105 11,409 704,705 SH   DFND 1,2,3,4 704,705 0 0
MEDTRONIC PLC SHS G5960L103 7,706 84,720 SH   DFND 1,2,3,4 84,720 0 0
MICROSOFT CORP COM 594918104 25,542 251,467 SH   DFND 1,2,3,4 251,467 0 0
MOLECULAR TEMPLATES INC COM 608550109 2,077 514,225 SH   DFND 1,2,3,4 514,225 0 0
NOMAD FOODS LTD USD ORD SHS G6564A105 13,489 806,780 SH   DFND 1,2,3,4 806,780 0 0
RAMACO RES INC COM 75134P303 2,302 464,964 SH   DFND 1,2,3,4 464,964 0 0
RH COM 74967X103 27,000 225,339 SH   DFND 1,2,3,4 225,339 0 0
ROYAL CARIBBEAN CRUISES LTD COM V7780T103 15,848 162,060 SH   DFND 1,2,3,4 162,060 0 0
SAGE THERAPEUTICS INC COM 78667J108 14,002 146,179 SH   DFND 1,2,3,4 146,179 0 0
SALESFORCE COM INC COM 79466L302 20,379 148,788 SH   DFND 1,2,3,4 148,788 0 0
SELECT SECTOR SPDR TR SBI CONS STPLS 81369Y308 498 9,800 SH   DFND 1,2,3,4 9,800 0 0
SELECT SECTOR SPDR TR SBI INT-FINL 81369Y605 46,668 1,959,200 SH Call DFND 1,2,3,4 1,959,200 0 0
SESEN BIO INC COM 817763105 7,440 5,239,557 SH   DFND 1,2,3,4 5,239,557 0 0
SHERWIN WILLIAMS CO COM 824348106 18,615 47,310 SH   DFND 1,2,3,4 47,310 0 0
SOL GEL TECHNOLOGIES SHS M8694L103 1,444 239,949 SH   DFND 1,2,3,4 239,949 0 0
SPDR SERIES TRUST S&P BIOTECH 78464A870 28,700 400,000 SH Call DFND 1,2,3,4 400,000 0 0
TAKE-TWO INTERACTIVE SOFTWAR COM 874054109 4,118 40,000 SH   DFND 1,2,3,4 40,000 0 0
TEMPUR SEALY INTL INC COM 88023U101 14,668 354,309 SH   DFND 1,2,3,4 354,309 0 0
TENCENT MUSIC ENTMT GROUP SPON ADS 88034P109 6,793 513,832 SH   DFND 1,2,3,4 513,832 0 0
UNITED CONTL HLDGS INC COM 910047109 12,445 148,629 SH   DFND 1,2,3,4 148,629 0 0
WILLSCOT CORP COM 971375126 7,582 804,916 SH   DFND 1,2,3,4 804,916 0 0
ZIMMER BIOMET HLDGS INC COM 98956P102 6,742 65,000 SH   DFND 1,2,3,4 65,000 0 0