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
AETNA INC NEW COM 00817Y108 10,611 69,889 SH   DFND 1,2,3,4 69,889 0 0
ALCOBRA LTD SHS M2239P109 337 300,945 SH   DFND 1,2,3,4 300,945 0 0
ALIBABA GROUP HLDG LTD SPONSORED ADS 01609W102 58,214 413,158 SH   DFND 1,2,3,4 413,158 0 0
ALTABA INC COM 021346101 44,883 823,847 SH   DFND 1,2,3,4 823,847 0 0
AMAZON COM INC COM 023135106 5,109 5,278 SH   DFND 1,2,3,4 5,278 0 0
AMERICAN AIRLS GROUP INC COM 02376R102 675 450,000 SH   DFND 1,2,3,4 450,000 0 0
AMERICAN INTL GROUP INC COM NEW 026874784 46,147 738,121 SH   DFND 1,2,3,4 738,121 0 0
ANTARES PHARMA INC COM 036642106 3,049 946,987 SH   DFND 1,2,3,4 946,987 0 0
APPLIED MATLS INC COM 038222105 21,215 513,555 SH   DFND 1,2,3,4 513,555 0 0
BLUE BUFFALO PET PRODS INC COM 09531U102 1,711 75,000 SH   DFND 1,2,3,4 75,000 0 0
BRISTOL MYERS SQUIBB CO COM 110122108 2,786 50,000 SH Call DFND 1,2,3,4 50,000 0 0
BRISTOL MYERS SQUIBB CO COM 110122108 2,786 50,000 SH Put DFND 1,2,3,4 50,000 0 0
CARA THERAPEUTICS INC COM 140755109 254 16,500 SH Call DFND 1,2,3,4 16,500 0 0
CENTENE CORP DEL COM 15135B101 8,151 102,037 SH   DFND 1,2,3,4 102,037 0 0
CHENIERE ENERGY INC COM NEW 16411R208 12,364 253,821 SH   DFND 1,2,3,4 253,821 0 0
CLOVIS ONCOLOGY INC COM 189464100 7,011 74,881 SH   DFND 1,2,3,4 74,881 0 0
CME GROUP INC COM 12572Q105 23,712 189,330 SH   DFND 1,2,3,4 189,330 0 0
COCA COLA EUROPEAN PARTNERS SHS G25839104 54,270 1,334,398 SH   DFND 1,2,3,4 1,334,398 0 0
COLGATE PALMOLIVE CO COM 194162103 9,609 129,621 SH   DFND 1,2,3,4 129,621 0 0
COLGATE PALMOLIVE CO COM 194162103 18,503 249,600 SH Call DFND 1,2,3,4 249,600 0 0
COMERICA INC COM 200340107 10,869 148,401 SH   DFND 1,2,3,4 148,401 0 0
COMSTOCK RES INC NOTE 7.750% 4/0 205768AM6 1,206 1,566,520 PRN   DFND 1,2,3,4 1,566,520 0 0
CONSTELLATION BRANDS INC CL A 21036P108 9,091 46,924 SH   DFND 1,2,3,4 46,924 0 0
CSX CORP COM 126408103 10,623 194,694 SH   DFND 1,2,3,4 194,694 0 0
DOW CHEM CO COM 260543103 43,757 693,782 SH   DFND 1,2,3,4 693,782 0 0
E TRADE FINANCIAL CORP COM NEW 269246401 7,259 190,873 SH   DFND 1,2,3,4 190,873 0 0
ENTELLUS MED INC COM 29363K105 2,068 124,866 SH   DFND 1,2,3,4 124,866 0 0
EXPRESS SCRIPTS HLDG CO COM 30219G108 12,749 199,700 SH Put DFND 1,2,3,4 199,700 0 0
FACEBOOK INC CL A 30303M102 59,270 392,567 SH   DFND 1,2,3,4 392,567 0 0
FATE THERAPEUTICS INC COM 31189P102 3,729 1,150,947 SH   DFND 1,2,3,4 1,150,947 0 0
FERROGLOBE PLC SHS G33856108 1,194 99,902 SH   DFND 1,2,3,4 99,902 0 0
FLEXION THERAPEUTICS INC COM 33938J106 19,287 953,869 SH   DFND 1,2,3,4 953,869 0 0
FORTIVE CORP COM 34959J108 18,219 287,600 SH   DFND 1,2,3,4 287,600 0 0
GAMING & LEISURE PPTYS INC COM 36467J108 2,397 63,639 SH   DFND 1,2,3,4 63,639 0 0
GREAT ELM CAP GROUP INC COM NEW 39036P209 4,308 1,267,205 SH   DFND 1,2,3,4 1,267,205 0 0
GTY TECHNOLOGY HOLDINGS INC CL A G4182A102 12,612 1,200,000 SH   DFND 1,2,3,4 1,200,000 0 0
GULFPORT ENERGY CORP COM NEW 402635304 15,934 1,080,280 SH   DFND 1,2,3,4 1,080,280 0 0
HERON THERAPEUTICS INC COM 427746102 31,988 2,309,604 SH   DFND 1,2,3,4 2,309,604 0 0
HERON THERAPEUTICS INC COM 427746102 14,910 1,076,500 SH Call DFND 1,2,3,4 1,076,500 0 0
HORIZON PHARMA INVT LTD NOTE 2.500% 3/1 44052TAB7 23,486 27,250,000 SH   DFND 1,2,3,4 27,250,000 0 0
HUMANA INC COM 444859102 10,859 45,128 SH   DFND 1,2,3,4 45,128 0 0
INOTEK PHARMACEUTICALS CORP NOTE 5.750% 8/0 45780VAB8 5,784 9,700,000 SH   DFND 1,2,3,4 9,700,000 0 0
INTL PAPER CO COM 460146103 20,143 355,817 SH   DFND 1,2,3,4 355,817 0 0
ISHARES TR IBOXX HI YD ETF 464288513 44,195 500,000 SH Put DFND 1,2,3,4 500,000 0 0
ISHARES TR NASDQ BIOTEC ETF 464287556 30,946 99,800 SH Put DFND 1,2,3,4 99,800 0 0
JAGUAR ANIMAL HEALTH INC COM 47008L106 687 1,297,815 SH   DFND 1,2,3,4 1,297,815 0 0
KELLOGG CO COM 487836108 1,760 25,342 SH   DFND 1,2,3,4 25,342 0 0
KEMPHARM INC NOTE 5.500% 2/0 488445AB3 1,862 3,000,000 PRN   DFND 1,2,3,4 3,000,000 0 0
KIMBERLY CLARK CORP COM 494368103 16,320 126,400 SH Call DFND 1,2,3,4 126,400 0 0
LEXICON PHARMACEUTICALS INC COM NEW 528872302 9,975 606,410 SH   DFND 1,2,3,4 606,410 0 0
LEXICON PHARMACEUTICALS INC COM NEW 528872302 8,212 499,200 SH Call DFND 1,2,3,4 499,200 0 0
LIBERTY MEDIA CORP DEB 4.000%11/1 530715AG6 9,380 14,000,000 PRN   DFND 1,2,3,4 14,000,000 0 0
LINCOLN NATL CORP IND COM 534187109 9,918 146,766 SH   DFND 1,2,3,4 146,766 0 0
LOWES COS INC COM 548661107 13,047 168,284 SH   DFND 1,2,3,4 168,284 0 0
MARTIN MARIETTA MATLS INC COM 573284106 27,362 122,931 SH   DFND 1,2,3,4 122,931 0 0
MARVELL TECHNOLOGY GROUP LTD ORD G5876H105 12,732 770,708 SH   DFND 1,2,3,4 770,708 0 0
MCDONALDS CORP COM 580135101 5,505 35,943 SH   DFND 1,2,3,4 35,943 0 0
MICRON TECHNOLOGY INC COM 595112103 23,389 783,301 SH   DFND 1,2,3,4 783,301 0 0
MICRON TECHNOLOGY INC NOTE 3.000%11/1 595112AY9 2,250 2,000,000 PRN   DFND 1,2,3,4 2,000,000 0 0
MONDELEZ INTL INC CL A 609207105 5,205 120,506 SH   DFND 1,2,3,4 120,506 0 0
MONDELEZ INTL INC CL A 609207105 12,935 299,500 SH Call DFND 1,2,3,4 299,500 0 0
MYLAN N V SHS EURO N59465109 3,874 99,800 SH Put DFND 1,2,3,4 99,800 0 0
NAVIGATORS GROUP INC COM 638904102 38 696 SH   DFND 1,2,3,4 696 0 0
NEWELL BRANDS INC COM 651229106 41,821 779,960 SH   DFND 1,2,3,4 779,960 0 0
NEXSTAR MEDIA GROUP INC CL A 65336K103 36,753 614,596 SH   DFND 1,2,3,4 614,596 0 0
NOMAD FOODS LTD USD ORD SHS G6564A105 16,041 1,136,882 SH   DFND 1,2,3,4 1,136,882 0 0
NORTHERN TR CORP COM 665859104 30,378 312,498 SH   DFND 1,2,3,4 312,498 0 0
OTONOMY INC COM 68906L105 5,890 312,453 SH   DFND 1,2,3,4 312,453 0 0
OTONOMY INC COM 68906L105 7,057 374,400 SH Call DFND 1,2,3,4 374,400 0 0
PINNACLE FOODS INC DEL COM 72348P104 19,725 332,065 SH   DFND 1,2,3,4 332,065 0 0
PORTOLA PHARMACEUTICALS INC COM 737010108 7,010 124,800 SH Put DFND 1,2,3,4 124,800 0 0
POWERSHARES QQQ TRUST UNIT SER 1 73935A104 41,223 299,500 SH Put DFND 1,2,3,4 299,500 0 0
RECRO PHARMA INC COM 75629F109 2,181 310,220 SH   DFND 1,2,3,4 310,220 0 0
SALESFORCE COM INC COM 79466L302 18,988 219,259 SH   DFND 1,2,3,4 219,259 0 0
SANTANDER CONSUMER USA HDG I COM 80283M101 5,151 403,657 SH   DFND 1,2,3,4 403,657 0 0
SELECT SECTOR SPDR TR SBI INT-FINL 81369Y605 73,892 2,995,200 SH Call DFND 1,2,3,4 2,995,200 0 0
SHERWIN WILLIAMS CO COM 824348106 18,618 53,048 SH   DFND 1,2,3,4 53,048 0 0
SHIRE PLC SPONSORED ADR 82481R106 10,401 62,935 SH   DFND 1,2,3,4 62,935 0 0
SINCLAIR BROADCAST GROUP INC CL A 829226109 24,617 748,227 SH   DFND 1,2,3,4 748,227 0 0
STEADYMED LTD SHS M84920103 3,170 503,140 SH   DFND 1,2,3,4 503,140 0 0
SUNPOWER CORP DBCV 4.000% 1/1 867652AL3 10,343 12,000,000 PRN   DFND 1,2,3,4 12,000,000 0 0
SYNERGY PHARMACEUTICALS DEL COM NEW 871639308 4,337 974,623 SH   DFND 1,2,3,4 974,623 0 0
SYNERGY PHARMACEUTICALS DEL COM NEW 871639308 2,888 649,000 SH Call DFND 1,2,3,4 649,000 0 0
T MOBILE US INC COM 872590104 14,321 236,249 SH   DFND 1,2,3,4 236,249 0 0
TEMPUR SEALY INTL INC COM 88023U101 5,301 99,280 SH   DFND 1,2,3,4 99,280 0 0
TONIX PHARMACEUTICALS HLDG C COM 890260409 279 64,549 SH   DFND 1,2,3,4 64,549 0 0
ULTA BEAUTY INC COM 90384S303 2,008 6,989 SH   DFND 1,2,3,4 6,989 0 0
ULTRA PETROLEUM CORP COM NEW 903914208 6,510 599,972 SH   DFND 1,2,3,4 599,972 0 0
UNDER ARMOUR INC CL C 904311206 1,657 82,169 SH   DFND 1,2,3,4 82,169 0 0
UNITEDHEALTH GROUP INC COM 91324P102 13,841 74,646 SH   DFND 1,2,3,4 74,646 0 0
VERSARTIS INC COM 92529L102 2,042 117,043 SH   DFND 1,2,3,4 117,043 0 0
VULCAN MATLS CO COM 929160109 20,654 163,038 SH   DFND 1,2,3,4 163,038 0 0
WABTEC CORP COM 929740108 6,753 73,800 SH   DFND 1,2,3,4 73,800 0 0
WARRIOR MET COAL INC COM 93627C101 9,581 559,308 SH   DFND 1,2,3,4 559,308 0 0
WESTERN DIGITAL CORP COM 958102105 26,283 296,651 SH   DFND 1,2,3,4 296,651 0 0
WPX ENERGY INC COM 98212B103 25,176 2,606,185 SH   DFND 1,2,3,4 2,606,185 0 0
XPO LOGISTICS INC COM 983793100 18,021 278,839 SH   DFND 1,2,3,4 278,839 0 0
YUM BRANDS INC COM 988498101 7,880 106,830 SH   DFND 1,2,3,4 106,830 0 0
YUM CHINA HLDGS INC COM 98850P109 9,418 238,851 SH   DFND 1,2,3,4 238,851 0 0