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
ACCELERON PHARMA INC COM 00434H108 36,084 1,193,258 SH   DFND   1,193,258 0 0
ACHILLION PHARMACEUTICALS IN COM 00448Q201 24,997 2,504,677 SH   DFND   2,504,677 0 0
ADECOAGRO S A COM L00849106 1,063 120,800 SH   DFND   120,800 0 0
AGENUS INC COM NEW 00847G705 27,648 9,259,260 SH   DFND   9,259,260 0 0
AGIOS PHARMACEUTICALS INC COM 00847X104 8,350 136,100 SH   DFND   136,100 0 0
ALIBABA GROUP HLDG LTD SPONSORED ADS 01609W102 31,098 350,000 SH   DFND   350,000 0 0
ALLY FINL INC COM 02005N100 17,326 760,375 SH   DFND   760,375 0 0
ALTISOURCE PORTFOLIO SOLNS S REG SHS L0175J104 31,666 314,148 SH   DFND   314,148 0 0
ALTISOURCE PORTFOLIO SOLNS S REG SHS L0175J104 27,216 270,000 SH Put DFND   270,000 0 0
ANACOR PHARMACEUTICALS INC COM 032420101 15,191 620,803 SH   DFND   620,803 0 0
ARM HLDGS PLC SPONSORED ADR 042068106 9,616 220,100 SH Put DFND   220,100 0 0
ARMSTRONG WORLD INDS INC NEW COM 04247X102 21,257 379,585 SH   DFND   379,585 0 0
ARRAY BIOPHARMA INC COM 04269X105 8,537 2,391,200 SH   DFND   2,391,200 0 0
ARRAY BIOPHARMA INC NOTE 3.000% 6/0 04269XAA3 8,025 9,000,000 PRN   DFND   9,000,000 0 0
ARROWHEAD RESH CORP COM NEW 042797209 26,816 1,866,782 SH   DFND   1,866,782 0 0
AVALANCHE BIOTECHNOLOGIES IN COM 05337G107 4,103 120,000 SH   DFND   120,000 0 0
BIOCRYST PHARMACEUTICALS COM 09058V103 7,098 725,734 SH   DFND   725,734 0 0
BLUEBIRD BIO INC COM 09609G100 13,154 366,600 SH   DFND   366,600 0 0
BRF SA SPONSORED ADR 10552T107 19,211 807,520 SH   DFND   807,520 0 0
CAPITAL ONE FINL CORP COM 14040H105 40,154 491,965 SH   DFND   491,965 0 0
CHINA ZENIX AUTO INTL LTD ADS 16951E104 8,343 6,074,805 SH   DFND   6,074,805 0 0
CONNS INC COM 208242107 33,536 1,107,895 SH   DFND   1,107,895 0 0
CUBIST PHARMACEUTICALS INC RIGHT 99/99/9999 229678123 61 572,366 SH   DFND   572,366 0 0
CYTRX CORP COM PAR $.001 232828509 11,256 4,431,400 SH   DFND   4,431,400 0 0
DHT HOLDINGS INC SHS NEW Y2065G121 24,070 3,907,497 SH   DFND   3,907,497 0 0
DYAX CORP COM 26746E103 16,762 1,656,300 SH   DFND   1,656,300 0 0
E TRADE FINANCIAL CORP NOTE 8/3 269246AZ7 57,270 26,214,000 PRN   DFND   26,214,000 0 0
E TRADE FINANCIAL CORP COM NEW 269246401 8,245 365,000 SH Call DFND   365,000 0 0
EBAY INC COM 278642103 57,941 1,023,152 SH   DFND   1,023,152 0 0
EBAY INC COM 278642103 7,073 124,900 SH Call DFND   124,900 0 0
ELONG INC SPONSORED ADR 290138205 3,142 152,689 SH   DFND   152,689 0 0
ENDO HEALTH SOLUTIONS INC NOTE 1.750% 4/1 29264FAB2 23,472 10,000,000 PRN   DFND   10,000,000 0 0
EPIZYME INC COM 29428V104 27,370 1,009,600 SH   DFND   1,009,600 0 0
EQUITY COMWLTH COM SH BEN INT 294628102 30,852 1,200,000 SH   DFND   1,200,000 0 0
FIRST SOLAR INC COM 336433107 6,581 100,000 SH Put DFND   100,000 0 0
FIVE PRIME THERAPEUTICS INC COM 33830X104 7,574 645,705 SH   DFND   645,705 0 0
GREEN DOT CORP CL A 39304D102 30,097 1,423,697 SH   DFND   1,423,697 0 0
HALOZYME THERAPEUTICS INC COM 40637H109 36,906 4,055,590 SH   DFND   4,055,590 0 0
HOME LN SERVICING SOLUTIONS ORD SHS G6648D109 2,630 124,100 SH   DFND   124,100 0 0
INTERCEPT PHARMACEUTICALS IN COM 45845P108 1,006 4,251 SH   DFND   4,251 0 0
JA SOLAR HOLDINGS CO LTD SPON ADR REP5ORD 466090206 8,805 951,900 SH   DFND   951,900 0 0
JINKOSOLAR HLDG CO LTD SPONSORED ADR 47759T100 9,866 358,900 SH   DFND   358,900 0 0
JPMORGAN CHASE & CO COM 46625H100 19,673 326,581 SH   DFND   326,581 0 0
KITE PHARMA INC COM 49803L109 1,140 40,000 SH   DFND   40,000 0 0
LIBERTY INTERACTIVE CORP INT COM SER A 53071M104 22,442 786,900 SH   DFND   786,900 0 0
LOWES COS INC COM 548661107 5,496 103,850 SH   DFND   103,850 0 0
LPL FINL HLDGS INC COM 50212V100 2,302 50,000 SH   DFND   50,000 0 0
LUMBER LIQUIDATORS HLDGS INC COM 55003T107 39,772 693,139 SH   DFND   693,139 0 0
LUMBER LIQUIDATORS HLDGS INC COM 55003T107 146,382 2,551,100 SH Put DFND   2,551,100 0 0
MAKEMYTRIP LIMITED MAURITIUS SHS V5633W109 43,065 1,547,413 SH   DFND   1,547,413 0 0
MEDIVATION INC COM 58501N101 8,288 83,828 SH   DFND   83,828 0 0
MIRATI THERAPEUTICS INC COM 60468T105 8,573 507,184 SH   DFND   507,184 0 0
NORTHSTAR ASSET MGMT GROUP I COM 66705Y104 8,105 440,028 SH   DFND   440,028 0 0
NORTHSTAR RLTY FIN CORP COM NEW 66704R704 43,895 2,484,167 SH   DFND   2,484,167 0 0
OCERA THERAPEUTICS INC COM 67552A108 3,222 670,127 SH   DFND   670,127 0 0
OCWEN FINL CORP COM NEW 675746309 36,925 1,410,440 SH   DFND   1,410,440 0 0
OCWEN FINL CORP COM NEW 675746309 47,909 1,830,000 SH Put DFND   1,830,000 0 0
ONCOTHYREON INC COM 682324108 12,876 6,706,069 SH   DFND   6,706,069 0 0
PALATIN TECHNOLOGIES INC COM PAR $ .01 696077403 3,062 3,495,336 SH   DFND   3,495,336 0 0
PEREGRINE SEMICONDUCTOR CORP COM 71366R703 40,252 3,253,988 SH   DFND   3,253,988 0 0
RAYONIER ADVANCED MATLS INC COM 75508B104 10,416 316,500 SH   DFND   316,500 0 0
REALOGY HLDGS CORP COM 75605Y106 30,195 811,700 SH   DFND   811,700 0 0
REPROS THERAPEUTICS INC *W EXP 02/08/201 76028H126 2,387 328,969 SH   DFND   328,969 0 0
REPROS THERAPEUTICS INC *W EXP 02/08/201 76028H118 1,004 103,689 SH   DFND   103,689 0 0
RETROPHIN INC COM 761299106 20,690 2,322,457 SH   DFND   2,322,457 0 0
SALESFORCE COM INC NOTE 0.750% 1/1 79466LAB0 141,140 52,500,000 PRN   DFND   52,500,000 0 0
SBA COMMUNICATIONS CORP NOTE 4.000%10/0 78388JAM8 63,692 17,500,000 PRN   DFND   17,500,000 0 0
SCORPIO BULKERS INC SHS Y7546A106 635 109,148 SH   DFND   109,148 0 0
SOLARCITY CORP NOTE 2.750%11/0 83416TAA8 19,901 16,500,000 PRN   DFND   16,500,000 0 0
SPECTRUM BRANDS HLDGS INC COM 84763R101 1,104 12,200 SH   DFND   12,200 0 0
SUNPOWER CORP DBCV 4.500% 3/1 867652AE9 22,790 15,000,000 PRN   DFND   15,000,000 0 0
TAIWAN SEMICONDUCTOR MFG LTD SPONSORED ADR 874039100 14,354 711,300 SH Put DFND   711,300 0 0
TENET HEALTHCARE CORP COM NEW 88033G407 87,229 1,468,742 SH   DFND   1,468,742 0 0
TREEHOUSE FOODS INC COM 89469A104 10,662 132,450 SH   DFND   132,450 0 0
UNITED STATES STL CORP NEW NOTE 2.750% 4/0 912909AH1 8,201 5,000,000 PRN   DFND   5,000,000 0 0
UNITED THERAPEUTICS CORP DEL NOTE 1.000% 9/1 91307CAF9 60,614 22,500,000 PRN   DFND   22,500,000 0 0
VIPSHOP HLDGS LTD SPONSORED ADR 92763W103 13,306 70,400 SH   DFND   70,400 0 0
VIPSHOP HLDGS LTD NOTE 1.500% 3/1 92763WAA1 8,279 7,000,000 PRN   DFND   7,000,000 0 0
WALTER ENERGY INC COM 93317Q105 115 49,300 SH   DFND   49,300 0 0
WESCO INTL INC DBCV 6.000% 9/1 95082PAH8 52,934 19,000,000 PRN   DFND   19,000,000 0 0
WL ROSS HLDG CORP COM SHS 92939D104 9,890 1,000,000 SH   DFND   1,000,000 0 0
XENCOR INC COM 98401F105 6,708 760,000 SH   DFND   760,000 0 0
YPF SOCIEDAD ANONIMA SPON ADR CL D 984245100 72,501 1,960,013 SH   DFND   1,960,013 0 0