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
1347 CAP CORP COM 68245V103 1,719 175,000 SH   SOLE   175,000 0 0
AETERNA ZENTARIS INC COM NEW 007975303 119 1,367,344 SH   SOLE   1,367,344 0 0
AETNA INC NEW COM 00817Y108 12,174 111,267 SH   SOLE   111,267 0 0
AGL RES INC COM 001204106 10,955 179,478 SH   SOLE   179,478 0 0
AIR LEASE CORP CL A 00912X302 4,555 147,311 SH   SOLE   147,311 0 0
ALIBABA GROUP HLDG LTD PUT 01609W952 163,388 2,770,700 SH Put SOLE   2,770,700 0 0
ALIBABA GROUP HLDG LTD SPONSORED ADS 01609W102 84,257 1,428,812 SH   SOLE   1,428,812 0 0
ALLERGAN PLC CALL G0177J908 54,362 200,000 SH Call SOLE   200,000 0 0
ALLERGAN PLC SHS G0177J108 2,718 10,000 SH   SOLE   10,000 0 0
ALTERA CORP CALL 021441900 22,261 444,500 SH Call SOLE   444,500 0 0
ALTERA CORP COM 021441100 13,454 268,658 SH   SOLE   268,658 0 0
AMAG PHARMACEUTICALS INC NOTE 2.500% 2/1 00163UAA4 31,623 19,654,000 PRN   SOLE   19,654,000 0 0
AMEDICA CORP COM 023435100 870 2,789,867 SH   SOLE   2,789,867 0 0
ANADARKO PETE CORP CALL 032511907 75,916 1,257,100 SH Call SOLE   1,257,100 0 0
ANADARKO PETE CORP COM 032511107 24,732 409,537 SH   SOLE   409,537 0 0
ANTERO MIDSTREAM PARTNERS LP CALL 03673L903 893 50,000 SH Call SOLE   50,000 0 0
ANTERO RES CORP CALL 03674X906 1,587 75,000 SH Call SOLE   75,000 0 0
ANTHEM INC COM 036752103 5,572 39,800 SH   SOLE   39,800 0 0
APRICUS BIOSCIENCES INC COM 03832V109 76 51,814 SH   SOLE   51,814 0 0
AR CAP ACQUISITION CORP COM 00191R109 4,338 450,000 SH   SOLE   450,000 0 0
ARCH COAL INC PUT 393803958 330 100,000 SH Put SOLE   100,000 0 0
AROWANA INC SHS G05011104 2,096 260,000 SH   SOLE   260,000 0 0
ASCENT SOLAR TECHNOLOGIES IN COM NEW 043635309 304 1,601,939 SH   SOLE   1,601,939 0 0
ATMEL CORP CALL 495131904 1,049 130,000 SH Call SOLE   130,000 0 0
AXALTA COATING SYS LTD COM G0750C108 2,645 104,400 SH   SOLE   104,400 0 0
BIOMARIN PHARMACEUTICAL INC PUT 09061G951 3,160 30,000 SH Put SOLE   30,000 0 0
BIOMARIN PHARMACEUTICAL INC COM 09061G101 9,500 90,200 SH   SOLE   90,200 0 0
BLOCK H & R INC COM 093671105 926 25,580 SH   SOLE   25,580 0 0
BOULEVARD ACQUISITION UNIT 99/99/9999 10157Q201 14,970 1,500,000 SH   SOLE   1,500,000 0 0
BOX SHIPS INCORPORATED SHS Y09675102 0 250,000 SH   SOLE   250,000 0 0
BROADCOM CORP CL A 111320107 18,623 362,112 SH   SOLE   362,112 0 0
BUILDERS FIRSTSOURCE INC COM 12008R107 3,782 298,280 SH   SOLE   298,280 0 0
CAESARSTONE SDOT-YAM LTD ORD SHS M20598104 2,122 69,800 SH   SOLE   69,800 0 0
CALLON PETE CO DEL COM 13123X102 1,567 215,000 SH   SOLE   215,000 0 0
CAMERON INTERNATIONAL CORP COM 13342B105 15,023 245,000 SH   SOLE   245,000 0 0
CAPNIA INC *W EXP 11/12/201 14066L113 24 30,000 SH   SOLE   30,000 0 0
CELLECTIS S A SPONSORED ADS 15117K103 4,157 157,718 SH   SOLE   157,718 0 0
CHARTER COMMUNICATIONS INC D PUT 16117M955 9,039 51,400 SH Put SOLE   51,400 0 0
CHARTER COMMUNICATIONS INC D CL A NEW 16117M305 9,105 51,778 SH   SOLE   51,778 0 0
CHESAPEAKE ENERGY CORP NOTE 2.750%11/1 165167BW6 47,966 48,488,000 PRN   SOLE   48,488,000 0 0
CHESAPEAKE ENERGY CORP NOTE 2.500% 5/1 165167BZ9 22,271 25,793,000 PRN   SOLE   25,793,000 0 0
CHESAPEAKE ENERGY CORP NOTE 2.500% 5/1 165167CA3 70,861 82,025,000 PRN   SOLE   82,025,000 0 0
CHESAPEAKE ENERGY CORP NOTE 2.250%12/1 165167CB1 1,800 2,500,000 PRN   SOLE   2,500,000 0 0
CHINA INFORMATION TECHNOLOGY COM G21174100 617 656,165 SH   SOLE   656,165 0 0
CIMAREX ENERGY CO COM 171798101 1,537 15,000 SH   SOLE   15,000 0 0
CLEAN ENERGY FUELS CORP COM 184499101 212 47,000 SH   SOLE   47,000 0 0
COHERUS BIOSCIENCES INC COM 19249H103 2,911 145,261 SH   SOLE   145,261 0 0
COMSTOCK RES INC PUT 205768953 1,619 847,600 SH Put SOLE   847,600 0 0
COMSTOCK RES INC COM NEW 205768203 324 169,623 SH   SOLE   169,623 0 0
CONTINENTAL BLDG PRODS INC COM 211171103 1,216 59,217 SH   SOLE   59,217 0 0
CONTINENTAL RESOURCES INC COM 212015101 4,346 150,000 SH   SOLE   150,000 0 0
CRIMSON WINE GROUP LTD COM 22662X100 7,774 858,986 SH   SOLE   858,986 0 0
CSX CORP CALL 126408903 3,050 113,400 SH Call SOLE   113,400 0 0
DCP MIDSTREAM PARTNERS LP CALL 23311P900 2,720 112,500 SH Call SOLE   112,500 0 0
DEALERTRACK TECHNOLOGIES INC PUT 242309952 632 10,000 SH Put SOLE   10,000 0 0
DEALERTRACK TECHNOLOGIES INC COM 242309102 638 10,100 SH   SOLE   10,100 0 0
DEPOMED INC COM 249908104 2,262 120,000 SH   SOLE   120,000 0 0
DIAMONDBACK ENERGY INC COM 25278X109 5,491 85,000 SH   SOLE   85,000 0 0
DISH NETWORK CORP CALL 25470M909 32,898 563,900 SH Call SOLE   563,900 0 0
DOUBLE EAGLE ACQUISITION COR UNIT 99/99/9999 G28195108 5,070 500,000 SH   SOLE   500,000 0 0
DT ASIA INVTS LTD SHS G2615J104 2,291 230,000 SH   SOLE   230,000 0 0
E M C CORP MASS COM 268648102 21,744 900,000 SH   SOLE   900,000 0 0
EASTMAN KODAK CO PUT 277461956 4,686 300,000 SH Put DFND 1 0 300,000 0
ELECTRONIC ARTS INC NOTE 0.750% 7/1 285512AA7 85,189 40,045,000 PRN   SOLE   40,045,000 0 0
ELECTRUM SPL ACQUISITION COR SHS G3105C104 7,902 835,000 SH   SOLE   835,000 0 0
ENCANA CORP CALL 292505904 1,610 250,000 SH Call SOLE   250,000 0 0
ENERGEN CORP PUT 29265N958 4,627 92,800 SH Put SOLE   92,800 0 0
ENERGY TRANSFER EQUITY L P PUT 29273V950 3,122 150,000 SH Put SOLE   150,000 0 0
ENLINK MIDSTREAM LLC COM UNIT REP LTD 29336T100 2,011 110,000 SH   SOLE   110,000 0 0
EOG RES INC PUT 26875P951 3,640 50,000 SH Put SOLE   50,000 0 0
EOG RES INC COM 26875P101 10,920 150,000 SH   SOLE   150,000 0 0
EXTERRAN HLDGS INC CALL 30225X903 2,700 150,000 SH Call SOLE   150,000 0 0
EXTERRAN PARTNERS LP PUT 30225N955 822 50,000 SH Put SOLE   50,000 0 0
FERRELLGAS PARTNERS L.P. PUT 315293950 4,252 215,300 SH Put SOLE   215,300 0 0
FERRO CORP COM 315405100 2,502 228,500 SH   SOLE   228,500 0 0
FINJAN HLDGS INC COM NEW 31788H303 144 87,556 SH   SOLE   87,556 0 0
FINTECH ACQUISITION CORP COM 31809H100 3,915 399,900 SH   SOLE   399,900 0 0
FINTECH ACQUISITION CORP *W EXP 02/19/202 31809H118 27 75,000 SH   SOLE   75,000 0 0
FMC TECHNOLOGIES INC COM 30249U101 3,410 110,000 SH   SOLE   110,000 0 0
GARNERO GROUP ACQUISITION CO SHS G5866L108 4,910 500,000 SH   SOLE   500,000 0 0
GASLOG LTD SHS G37585109 109 11,300 SH   SOLE   11,300 0 0
GENERAL MTRS CO CALL 37045V900 1,051 35,000 SH Call SOLE   35,000 0 0
GLOBAL DEFENSE & NATL SEC SY COM 37953N108 4,208 400,000 SH   SOLE   400,000 0 0
GLOBAL PARTNER ACQUISITION C COM 37954X105 965 100,000 SH   SOLE   100,000 0 0
GLOBAL PARTNER ACQUISITION C *W EXP 07/01/202 37954X113 9 30,000 SH   SOLE   30,000 0 0
GLOBAL PARTNER ACQUISITION C UNIT 07/01/2020 37954X204 9,090 900,000 SH   SOLE   900,000 0 0
GOLAR LNG LTD BERMUDA SHS G9456A100 1,439 51,600 SH   SOLE   51,600 0 0
GORES HLDGS INC UNIT 99/99/9999 382866200 14,195 1,399,900 SH   SOLE   1,399,900 0 0
GULFPORT ENERGY CORP PUT 402635954 2,526 85,100 SH Put SOLE   85,100 0 0
GULFPORT ENERGY CORP COM NEW 402635304 4,470 150,600 SH   SOLE   150,600 0 0
HALLIBURTON CO COM 406216101 20,499 579,900 SH   SOLE   579,900 0 0
HARMONY MERGER CORP COM 413247107 3,465 350,000 SH   SOLE   350,000 0 0
HARMONY MERGER CORP *W EXP 01/01/202 413247123 25 83,000 SH   SOLE   83,000 0 0
HARMONY MERGER CORP UNIT 99/99/9999 413247206 6,630 650,000 SH   SOLE   650,000 0 0
HC2 HLDGS INC COM 404139107 27,609 876,542 SH   DFND 1 0 876,542 0
HCC INS HLDGS INC COM 404132102 232 3,000 SH   SOLE   3,000 0 0
HELMERICH & PAYNE INC CALL 423452901 1,182 25,000 SH Call SOLE   25,000 0 0
HENNESSY CAP ACQUISITION COR COM 42588J100 480 50,000 SH   SOLE   50,000 0 0
HENNESSY CAP ACQUISITION COR UNIT 99/99/9999 42588J209 6,409 650,000 SH   SOLE   650,000 0 0
HESS CORP COM 42809H107 7,813 156,064 SH   SOLE   156,064 0 0
HOLLYFRONTIER CORP CALL 436106908 1,040 21,300 SH Call SOLE   21,300 0 0
HUBBELL INC CL A 443510102 2,724 25,188 SH   SOLE   25,188 0 0
ILLUMINA INC COM 452327109 2,268 12,900 SH   SOLE   12,900 0 0
INTERDIGITAL INC NOTE 2.500% 3/1 458660AB3 18,288 17,500,000 PRN   SOLE   17,500,000 0 0
ISHARES PUT 464286950 4,390 200,000 SH Put SOLE   200,000 0 0
ISHARES TR CALL 464287904 20,445 576,400 SH Call SOLE   576,400 0 0
ISHARES TR PUT 464287954 1,777 50,100 SH Put SOLE   50,100 0 0
ISHARES TR PUT 464287955 30,030 275,000 SH Put DFND 1 175,000 100,000 0
JETBLUE AIRWAYS CORP DBCV 5.500%10/1 477143AE1 40,781 7,025,000 SH   SOLE   7,025,000 0 0
JPMORGAN CHASE & CO PUT 46625H955 25,084 825,400 SH Put SOLE   825,400 0 0
KINDER MORGAN INC DEL PUT 49456B951 4,160 150,300 SH Put SOLE   150,300 0 0
KYTHERA BIOPHARMACEUTICALS I COM 501570105 1,875 25,000 SH   SOLE   25,000 0 0
LAREDO PETROLEUM INC PUT 516806956 1,745 185,000 SH Put SOLE   185,000 0 0
MACERICH CO COM 554382101 13,444 175,000 SH   SOLE   175,000 0 0
MAGELLAN MIDSTREAM PRTNRS LP CALL 559080906 2,705 45,000 SH Call SOLE   45,000 0 0
MAGNA INTL INC COM 559222401 1,527 31,800 SH   SOLE   31,800 0 0
MARATHON OIL CORP CALL 565849906 1,540 100,000 SH Call SOLE   100,000 0 0
MARKET VECTORS ETF TR OIL SVCS ETF 57060U191 2,061 75,000 SH   SOLE   75,000 0 0
MATADOR RES CO COM 576485205 2,696 130,000 SH   SOLE   130,000 0 0
MEMORIAL RESOURCE DEV CORP COM 58605Q109 1,584 90,100 SH   SOLE   90,100 0 0
MGIC INVT CORP WIS NOTE 5.000% 5/0 552848AD5 17,021 15,964,000 PRN   SOLE   15,964,000 0 0
MGIC INVT CORP WIS NOTE 2.000% 4/0 552848AE3 142,820 99,365,000 PRN   SOLE   99,365,000 0 0
MGT CAPITAL INVTS INC COM NEW 55302P202 47 210,300 SH   SOLE   210,300 0 0
MICRON TECHNOLOGY INC PUT 595112953 686 45,800 SH Put SOLE   45,800 0 0
MICRON TECHNOLOGY INC NOTE 1.625% 2/1 595112AU7 10,250 6,882,000 PRN   SOLE   6,882,000 0 0
MICRON TECHNOLOGY INC NOTE 2.125% 2/1 595112AV5 57,141 37,170,000 PRN   SOLE   37,170,000 0 0
MORGAN STANLEY CHINA A SH FD COM 617468103 1,049 46,755 SH   SOLE   46,755 0 0
MRC GLOBAL INC CALL 55345K903 279 25,000 SH Call SOLE   25,000 0 0
MRC GLOBAL INC PUT 55345K953 2,241 201,000 SH Put SOLE   201,000 0 0
MRC GLOBAL INC COM 55345K103 1,673 150,000 SH   SOLE   150,000 0 0
NABORS INDUSTRIES LTD CALL G6359F903 1,890 200,000 SH Call SOLE   200,000 0 0
NANTKWEST INC COM 63016Q102 574 50,100 SH   SOLE   50,100 0 0
NOBLE ENERGY INC COM 655044105 779 25,800 SH   SOLE   25,800 0 0
NORTHROP GRUMMAN CORP COM 666807102 1,162 7,000 SH   SOLE   7,000 0 0
NORTHSTAR RLTY FIN CORP PUT 66704R954 1,235 100,000 SH Put SOLE   100,000 0 0
OCCIDENTAL PETE CORP DEL COM 674599105 4,631 70,000 SH   SOLE   70,000 0 0
OFFICE DEPOT INC CALL 676220906 1,780 277,300 SH Call SOLE   277,300 0 0
OFFICE DEPOT INC COM 676220106 25,828 4,023,119 SH   SOLE   4,023,119 0 0
PACE HLDGS CORP UNIT 99/99/9999 G6865N129 7,175 700,000 SH   SOLE   700,000 0 0
PARSLEY ENERGY INC CL A 701877102 2,637 175,000 SH   SOLE   175,000 0 0
PATTERSON UTI ENERGY INC CALL 703481901 1,314 100,000 SH Call SOLE   100,000 0 0
PDC ENERGY INC COM 69327R101 7,612 143,590 SH   SOLE   143,590 0 0
PERRIGO CO PLC SHS G97822103 24,889 158,259 SH   SOLE   158,259 0 0
PERSEON CORP *W EXP 99/99/999 715270112 33 363,450 SH   SOLE   363,450 0 0
PHARMATHENE INC COM 71714G102 4,079 3,067,088 SH   DFND 1 2,351,900 715,188 0
PHH CORP COM NEW 693320202 358 25,320 SH   SOLE   25,320 0 0
PIONEER NAT RES CO COM 723787107 6,082 50,000 SH   SOLE   50,000 0 0
POWERSHARES ETF TRUST II PUT 73936Q959 2,880 125,000 SH Put DFND 1 0 125,000 0
PPG INDS INC COM 693506107 2,464 28,100 SH   SOLE   28,100 0 0
PRECISION CASTPARTS CORP CALL 740189905 77,137 335,800 SH Call SOLE   335,800 0 0
PRECISION CASTPARTS CORP COM 740189105 8,174 35,585 SH   SOLE   35,585 0 0
RADIAN GROUP INC NOTE 3.000%11/1 750236AK7 5,407 3,741,000 PRN   SOLE   3,741,000 0 0
RANGE RES CORP CALL 75281A909 1,606 50,000 SH Call SOLE   50,000 0 0
RAYONIER INC PUT 754907953 1,104 50,000 SH Put SOLE   50,000 0 0
RED HAT INC COM 756577102 4,259 59,250 SH   SOLE   59,250 0 0
RIO TINTO PLC SPONSORED ADR 767204100 5,073 150,000 SH   SOLE   150,000 0 0
ROI ACQUISITION CORP II COM 74966G101 4,000 400,000 SH   SOLE   400,000 0 0
ROWAN COMPANIES PLC SHS CL A G7665A101 404 25,000 SH   SOLE   25,000 0 0
RSP PERMIAN INC COM 74978Q105 4,556 225,000 SH   SOLE   225,000 0 0
SANDRIDGE ENERGY INC CALL 80007P907 277 1,027,500 SH Call DFND 1 685,000 342,500 0
SANOFI SPONSORED ADR 80105N105 5,216 109,882 SH   SOLE   109,882 0 0
SCHLUMBERGER LTD COM 806857108 5,342 77,460 SH   SOLE   77,460 0 0
SEMGROUP CORP CL A 81663A105 2,383 55,100 SH   SOLE   55,100 0 0
SHELL MIDSTREAM PARTNERS L P CALL 822634901 736 25,000 SH Call SOLE   25,000 0 0
SKYLINE MED INC UNIT 99/99/9999 83084T408 193 25,077 SH   SOLE   25,077 0 0
SOLERA HOLDINGS INC CALL 83421A904 3,888 72,000 SH Call SOLE   72,000 0 0
SOUTHWESTERN ENERGY CO CALL 845467909 1,269 100,000 SH Call SOLE   100,000 0 0
SPDR S&P 500 ETF TR PUT 78462F953 101,564 530,000 SH Put DFND 1 230,000 300,000 0
SPDR S&P 500 ETF TR TR UNIT 78462F103 69,178 361,000 SH   SOLE   361,000 0 0
SPIRIT AIRLS INC COM 848577102 3,519 74,400 SH   SOLE   74,400 0 0
STANCORP FINL GROUP INC COM 852891100 1,007 8,814 SH   SOLE   8,814 0 0
STAPLES INC CALL 855030902 28,663 2,443,600 SH Call SOLE   2,443,600 0 0
STARWOOD PPTY TR INC NOTE 3.750%10/1 85571BAC9 37,683 37,841,000 PRN   SOLE   37,841,000 0 0
STARWOOD WAYPOINT RESIDENTL CALL 85571W909 801 33,600 SH Call SOLE   33,600 0 0
STARWOOD WAYPOINT RESIDENTL COM SHS 85571W109 2,680 112,447 SH   SOLE   112,447 0 0
SUMMIT MATLS INC CL A 86614U100 1,159 61,750 SH   SOLE   61,750 0 0
SUMMIT MIDSTREAM PARTNERS LP PUT 866142952 1,322 75,000 SH Put SOLE   75,000 0 0
SUNEDISON INC NOTE 2.750% 1/0 86732YAD1 2,389 3,357,000 PRN   SOLE   3,357,000 0 0
SUNOCO LP PUT 86765K959 4,231 125,000 SH Put SOLE   125,000 0 0
T MOBILE US INC COM 872590104 7,962 200,000 SH   SOLE   200,000 0 0
TECO ENERGY INC COM 872375100 1,103 42,000 SH   SOLE   42,000 0 0
TERRAPIN 3 ACQUISITION CORP COM CL A 88104P104 14,820 1,500,000 SH   SOLE   1,500,000 0 0
TETRALOGIC PHARMACEUTICALS C NOTE 8.000% 6/1 88165UAB5 564 1,000,000 PRN   SOLE   1,000,000 0 0
TIME WARNER CABLE INC COM 88732J207 17,758 99,000 SH   SOLE   99,000 0 0
TOWERS WATSON & CO CL A 891894107 12,122 103,275 SH   SOLE   103,275 0 0
UNI PIXEL INC COM NEW 904572203 1,928 1,854,243 SH   SOLE   1,854,243 0 0
UNIT CORP COM 909218109 194 17,200 SH   SOLE   17,200 0 0
UNITED CONTL HLDGS INC COM 910047109 1,734 32,690 SH   SOLE   32,690 0 0
UNITED RENTALS INC COM 911363109 1,802 30,000 SH   SOLE   30,000 0 0
UNITED STS 12 MONTH OIL FD L UNIT BEN INT 91288V103 1,365 65,000 SH   SOLE   65,000 0 0
VAPOR CORP DEL UNIT 99/99/9999 922099502 216 24,112 SH   SOLE   24,112 0 0
VBI VACCINES INC COM 91790E102 1,737 789,371 SH   SOLE   789,371 0 0
VISTEON CORP COM NEW 92839U206 976 9,637 SH   SOLE   9,637 0 0
VMWARE INC CL A COM 928563402 13,012 165,142 SH   SOLE   165,142 0 0
VRINGO INC COM 92911N104 26 47,293 SH   SOLE   47,293 0 0
VULCAN MATLS CO PUT 929160959 892 10,000 SH Put SOLE   10,000 0 0
WEATHERFORD INTL PLC ORD SHS G48833100 424 50,000 SH   SOLE   50,000 0 0
WILLIAMS COS INC DEL CALL 969457900 4,054 110,000 SH Call SOLE   110,000 0 0
WILLIAMS COS INC DEL COM 969457100 5,109 138,639 SH   SOLE   138,639 0 0
WISDOMTREE TR EUROPE HEDGED EQ 97717X701 3,880 71,000 SH   SOLE   71,000 0 0
WRIGHT MED GROUP INC RIGHT 03/01/2019 98235T115 738 163,217 SH   SOLE   163,217 0 0
XPO LOGISTICS INC COM 983793100 84,610 3,550,554 SH   SOLE   3,550,554 0 0
YAHOO INC CALL 984332906 10,119 350,000 SH Call SOLE   350,000 0 0
YAHOO INC COM 984332106 77,582 2,683,570 SH   SOLE   2,683,570 0 0
ZOETIS INC CL A 98978V103 28,855 700,700 SH   SOLE   700,700 0 0