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
ABBVIE INC COM 00287Y109 9,774 150,000 SH Call DFND 1,2,3,4 0 150,000 0
ADIENT PLC ORD SHS G0084W101 64,960 893,904 SH   DFND 1,2,3,4 0 893,904 0
ALCOBRA LTD SHS M2239P109 401 351,424 SH   DFND 1,2,3,4 0 351,424 0
ALIBABA GROUP HLDG LTD SPONSORED ADR 01609W102 15,441 143,200 SH   DFND 1,2,3,4 0 143,200 0
ALTRIA GROUP INC COM 02209S103 5,856 82,000 SH   DFND 1,2,3,4 0 82,000 0
AMERICAN AIRLS GROUP INC COM 02376R102 563 450,000 SH   DFND 1,2,3,4 0 450,000 0
AMERICAN INTL GROUP INC COM NEW 026874784 14,594 233,771 SH   DFND 1,2,3,4 0 233,771 0
ANTARES PHARMA INC COM 036642106 5,108 1,798,495 SH   DFND 1,2,3,4 0 1,798,495 0
APACHE CORP COM 037411105 12,526 243,735 SH   DFND 1,2,3,4 0 243,735 0
APPLIED MATLS INC COM 038222105 20,169 518,485 SH   DFND 1,2,3,4 0 518,485 0
ASPEN INSURANCE HOLDINGS LTD SHS G05384105 3,379 64,914 SH   DFND 1,2,3,4 0 64,914 0
ASTRAZENECA PLC SPONSORED ADR 046353108 1,557 50,000 SH Call DFND 1,2,3,4 0 50,000 0
ATHENE HLDG LTD CL A G0684D107 9,110 192,308 SH   DFND 1,2,3,4 0 192,308 0
AUTOZONE INC COM 053332102 1,988 2,750 SH   DFND 1,2,3,4 0 2,750 0
AXALTA COATING SYS LTD COM G0750C108 9,180 285,100 SH   DFND 1,2,3,4 0 285,100 0
BRINKER INTL INC COM 109641100 1,649 37,500 SH   DFND 1,2,3,4 0 37,500 0
CBOE HLDGS INC COM 12503M108 774 9,550 SH   DFND 1,2,3,4 0 9,550 0
CHURCH & DWIGHT INC COM 171340102 5,097 102,200 SH   DFND 1,2,3,4 0 102,200 0
CLOROX CO DEL COM 189054109 3,986 29,561 SH   DFND 1,2,3,4 0 29,561 0
COCA COLA EUROPEAN PARTNERS SHS G25839104 15,476 410,601 SH   DFND 1,2,3,4 0 410,601 0
COLGATE PALMOLIVE CO COM 194162103 5,599 76,500 SH   DFND 1,2,3,4 0 76,500 0
COLGATE PALMOLIVE CO COM 194162103 29,276 400,000 SH Call DFND 1,2,3,4 0 400,000 0
COMERICA INC COM 200340107 38,942 567,838 SH   DFND 1,2,3,4 0 567,838 0
COMMUNITY HEALTH SYS INC NEW COM 203668108 2,661 300,000 SH   DFND 1,2,3,4 0 300,000 0
COMSTOCK RES INC NOTE 7.750% 4/0 205768AM6 1,269 1,500,000 SH   DFND 1,2,3,4 0 1,500,000 0
DANA INCORPORATED COM 235825205 10,015 518,635 SH   DFND 1,2,3,4 0 518,635 0
DELL TECHNOLOGIES INC COM CL V 24703L103 21,235 331,376 SH   DFND 1,2,3,4 0 331,376 0
DOW CHEM CO COM 260543103 63,822 1,004,443 SH   DFND 1,2,3,4 0 1,004,443 0
DR REDDYS LABS LTD ADR 256135203 923 23,000 SH Put DFND 1,2,3,4 0 23,000 0
DUNKIN BRANDS GROUP INC COM 265504100 5,468 100,000 SH Call DFND 1,2,3,4 0 100,000 0
ENTELLUS MED INC COM 29363K105 6,215 450,371 SH   DFND 1,2,3,4 0 450,371 0
FACEBOOK INC CL A 30303M102 63,404 446,350 SH   DFND 1,2,3,4 0 446,350 0
FATE THERAPEUTICS INC COM 31189P102 7,789 1,711,958 SH   DFND 1,2,3,4 0 1,711,958 0
FLEXION THERAPEUTICS INC COM 33938J106 1,494 55,500 SH Call DFND 1,2,3,4 0 55,500 0
FLEXION THERAPEUTICS INC COM 33938J106 29,360 1,091,051 SH   DFND 1,2,3,4 0 1,091,051 0
FLOWSERVE CORP COM 34354P105 6,900 142,500 SH   DFND 1,2,3,4 0 142,500 0
FMC TECHNOLOGIES INC COM 30249U101 16,493 237,000 SH   DFND 1,2,3,4 0 237,000 0
FORTIVE CORP COM 34959J108 27,853 462,528 SH   DFND 1,2,3,4 0 462,528 0
GAMING & LEISURE PPTYS INC COM 36467J108 7,256 217,119 SH   DFND 1,2,3,4 0 217,119 0
GATX CORP COM 361448103 5,060 83,000 SH   DFND 1,2,3,4 0 83,000 0
GENERAL DYNAMICS CORP COM 369550108 25,233 134,790 SH   DFND 1,2,3,4 0 134,790 0
GREAT ELM CAP GROUP INC COM NEW 39036P209 4,188 1,269,197 SH   DFND 1,2,3,4 0 1,269,197 0
GTY TECHNOLOGY HOLDINGS INC CL A G4182A102 12,384 1,200,000 SH   DFND 1,2,3,4 0 1,200,000 0
HERON THERAPEUTICS INC COM 427746102 39,341 2,622,718 SH   DFND 1,2,3,4 0 2,622,718 0
HERSHEY CO COM 427866108 3,707 33,929 SH   DFND 1,2,3,4 0 33,929 0
HORIZON PHARMA INVT LTD NOTE 2.500% 3/1 44052TAB7 38,448 42,250,000 SH   DFND 1,2,3,4 0 42,250,000 0
HORIZON PHARMA PLC SHS G4617B105 5,912 400,000 SH Call DFND 1,2,3,4 0 400,000 0
HORIZON PHARMA PLC SHS G4617B105 43,738 2,959,258 SH   DFND 1,2,3,4 0 2,959,258 0
HOSTESS BRANDS INC CL A 44109J106 597 37,600 SH   DFND 1,2,3,4 0 37,600 0
INFOSYS LTD SPONSORED ADR 456788108 1,738 110,000 SH Put DFND 1,2,3,4 0 110,000 0
INOTEK PHARMACEUTICALS CORP NOTE 5.750% 8/0 45780VAB8 5,723 9,700,000 SH   DFND 1,2,3,4 0 9,700,000 0
INTERCONTINENTAL EXCHANGE IN COM 45866F104 15,585 260,313 SH   DFND 1,2,3,4 0 260,313 0
INVUITY INC COM NEW 46187J205 5,745 722,591 SH   DFND 1,2,3,4 0 722,591 0
ISHARES TR IBOXX HI YD ETF 464288513 13,167 150,000 SH   DFND 1,2,3,4 0 150,000 0
ISHARES TR US HOME CONS ETF 464288752 26,863 840,000 SH Put DFND 1,2,3,4 0 840,000 0
ISHARES TR RUSSELL 2000 ETF 464287655 68,740 500,000 SH Put DFND 1,2,3,4 0 500,000 0
JAGUAR ANIMAL HEALTH INC COM 47008L106 1,291 1,297,815 SH   DFND 1,2,3,4 0 1,297,815 0
KRAFT HEINZ CO COM 500754106 16,399 180,583 SH   DFND 1,2,3,4 0 180,583 0
LAREDO PETROLEUM INC COM 516806106 6,935 475,000 SH   DFND 1,2,3,4 0 475,000 0
LEXICON PHARMACEUTICALS INC COM NEW 528872302 24,239 1,690,273 SH   DFND 1,2,3,4 0 1,690,273 0
LIBERTY MEDIA CORP DEB 4.000%11/1 530715AG6 8,558 14,000,000 SH   DFND 1,2,3,4 0 14,000,000 0
LOWES COS INC COM 548661107 12,856 156,377 SH   DFND 1,2,3,4 0 156,377 0
LPL FINL HLDGS INC COM 50212V100 11,832 297,057 SH   DFND 1,2,3,4 0 297,057 0
MARVELL TECHNOLOGY GROUP LTD ORD G5876H105 9,919 650,000 SH   DFND 1,2,3,4 0 650,000 0
MCDONALDS CORP COM 580135101 6,481 50,000 SH   DFND 1,2,3,4 0 50,000 0
MONDELEZ INTL INC CL A 609207105 12,924 300,000 SH Call DFND 1,2,3,4 0 300,000 0
MYLAN N V SHS EURO N59465109 9,724 249,400 SH Call DFND 1,2,3,4 0 249,400 0
NATIONAL OILWELL VARCO INC COM 637071101 16,875 420,933 SH   DFND 1,2,3,4 0 420,933 0
NAVIGATORS GROUP INC COM 638904102 4,981 91,723 SH   DFND 1,2,3,4 0 91,723 0
NEWELL BRANDS INC COM 651229106 38,678 819,968 SH   DFND 1,2,3,4 0 819,968 0
NEWLINK GENETICS CORP COM 651511107 2,410 100,000 SH Put DFND 1,2,3,4 0 100,000 0
NEWLINK GENETICS CORP COM 651511107 3,615 150,000 SH Call DFND 1,2,3,4 0 150,000 0
NEXSTAR BROADCASTING GROUP I CL A 65336K103 30,421 433,654 SH   DFND 1,2,3,4 0 433,654 0
NOBLE ENERGY INC COM 655044105 28,016 815,836 SH   DFND 1,2,3,4 0 815,836 0
NOMAD HLDGS LTD USD ORD SHS G6564A105 14,177 1,238,182 SH   DFND 1,2,3,4 0 1,238,182 0
NORTHERN TR CORP COM 665859104 31,549 364,390 SH   DFND 1,2,3,4 0 364,390 0
OTONOMY INC COM 68906L105 9,478 773,693 SH   DFND 1,2,3,4 0 773,693 0
PARATEK PHARMACEUTICALS INC COM 699374302 1,925 100,000 SH Put DFND 1,2,3,4 0 100,000 0
PINNACLE FOODS INC DEL COM 72348P104 24,504 423,434 SH   DFND 1,2,3,4 0 423,434 0
PORTOLA PHARMACEUTICALS INC COM 737010108 1,960 50,000 SH Put DFND 1,2,3,4 0 50,000 0
PTC THERAPEUTICS INC COM 69366J200 2,807 285,284 SH   DFND 1,2,3,4 0 285,284 0
PTC THERAPEUTICS INC COM 69366J200 3,964 402,800 SH Call DFND 1,2,3,4 0 402,800 0
RECRO PHARMA INC COM 75629F109 2,716 310,703 SH   DFND 1,2,3,4 0 310,703 0
REGIONS FINL CORP NEW COM 7591EP100 21,491 1,479,069 SH   DFND 1,2,3,4 0 1,479,069 0
SALESFORCE COM INC COM 79466L302 22,135 268,341 SH   DFND 1,2,3,4 0 268,341 0
SELECT SECTOR SPDR TR SBI CONS STPLS 81369Y308 10,916 200,000 SH Put DFND 1,2,3,4 0 200,000 0
SHERWIN WILLIAMS CO COM 824348106 19,461 62,740 SH   DFND 1,2,3,4 0 62,740 0
SINCLAIR BROADCAST GROUP INC CL A 829226109 52,599 1,298,732 SH   DFND 1,2,3,4 0 1,298,732 0
SPDR S&P 500 ETF TR TR UNIT 78462F103 278,173 1,180,000 SH Put DFND 1,2,3,4 0 1,180,000 0
SUNPOWER CORP DBCV 4.000% 1/1 867652AL3 7,819 10,000,000 SH   DFND 1,2,3,4 0 10,000,000 0
SYNERGY PHARMACEUTICALS DEL COM NEW 871639308 10,428 2,237,701 SH   DFND 1,2,3,4 0 2,237,701 0
T MOBILE US INC COM 872590104 40,455 626,340 SH   DFND 1,2,3,4 0 626,340 0
TARGA RES CORP COM 87612G101 4,315 72,037 SH   DFND 1,2,3,4 0 72,037 0
TECK RESOURCES LTD CL B 878742204 12,862 587,324 SH   DFND 1,2,3,4 0 587,324 0
TEMPUR SEALY INTL INC COM 88023U101 11,820 254,410 SH   DFND 1,2,3,4 0 254,410 0
TONIX PHARMACEUTICALS HLDG C COM NEW 890260201 302 64,645 SH   DFND 1,2,3,4 0 64,645 0
TWENTY FIRST CENTY FOX INC CL A 90130A101 10,668 329,364 SH   DFND 1,2,3,4 0 329,364 0
TYSON FOODS INC CL A 902494103 25,826 418,506 SH   DFND 1,2,3,4 0 418,506 0
ULTA BEAUTY INC COM 90384S303 2,557 8,966 SH   DFND 1,2,3,4 0 8,966 0
UNIVAR INC COM 91336L107 16,647 542,943 SH   DFND 1,2,3,4 0 542,943 0
VANDA PHARMACEUTICALS INC COM 921659108 4,037 288,392 SH   DFND 1,2,3,4 0 288,392 0
VERSARTIS INC COM 92529L102 7,944 372,069 SH   DFND 1,2,3,4 0 372,069 0
WAL-MART STORES INC COM 931142103 21,624 300,000 SH Put DFND 1,2,3,4 0 300,000 0
WINDSTREAM HLDGS INC COM NEW 97382A200 2,725 500,000 SH   DFND 1,2,3,4 0 500,000 0
WPX ENERGY INC COM 98212B103 32,980 2,463,003 SH   DFND 1,2,3,4 0 2,463,003 0