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
51JOB INC NOTE 3.250% 4/1 316827AC8 3,063 2,074,000 PRN   DFND 1 2,074,000 0 0
51JOB INC NOTE 3.250% 4/1 316827AC8 3,029 2,051,000 PRN   DFND   2,051,000 0 0
ABERDEEN ASIA PACIFIC INCOM COM 003009107 775 158,776 SH   DFND   158,776 0 0
ADAM NAT RES FD INC COM 00548F105 201 10,147 SH   DFND   10,147 0 0
ADVANCED MICRO DEVICES INC COM 007903107 442 43,000 SH Call DFND 1 43,000 0 0
ADVANCED MICRO DEVICES INC COM 007903107 2,056 200,000 SH Put DFND 1 200,000 0 0
AGROFRESH SOLUTIONS *W EXP 07/31/202 00856G117 184 449,895 SH   DFND 1 449,895 0 0
AGROFRESH SOLUTIONS *W EXP 07/31/202 00856G117 278 679,117 SH   DFND   679,117 0 0
AIR PRODS & CHEMS INC COM 009158106 8,248 50,271 SH   DFND   50,271 0 0
ALIBABA GROUP HLDG LTD SPONSORED ADS 01609W102 8,622 50,000 SH Put DFND 1 50,000 0 0
ALLERGAN PLC 5.5% CNV PFD A G0177J116 397 676 SH   DFND 1 676 0 0
ALLERGAN PLC 5.5% CNV PFD A G0177J116 2,736 4,663 SH   DFND   4,663 0 0
ALLERGAN PLC SHS G0177J108 14,231 87,000 SH Call DFND 1 87,000 0 0
ALLERGAN PLC SHS G0177J108 20,382 124,600 SH Put DFND 1 124,600 0 0
ALLERGAN PLC SHS G0177J108 13,420 82,041 SH   DFND 1 82,041 0 0
ALPS ETF TR ALERIAN MLP 00162Q866 812 75,281 SH   DFND   75,281 0 0
ALTABA INC COM 021346101 6,985 100,000 SH Call DFND 1 100,000 0 0
ALTABA INC COM 021346101 2,899 41,500 SH Call DFND   41,500 0 0
ALTABA INC COM 021346101 586 8,390 SH   DFND   8,390 0 0
AMC NETWORKS INC CL A 00164V103 541 10,000 SH   DFND   10,000 0 0
ANADARKO PETE CORP COM 032511107 12,069 225,000 SH Call DFND 1 225,000 0 0
ANADARKO PETE CORP COM 032511107 9,119 170,000 SH Put DFND 1 170,000 0 0
ANADARKO PETE CORP COM 032511107 3,648 68,000 SH   DFND 1 68,000 0 0
ANTHEM INC UNIT 05/01/20188 036752202 476 8,503 SH   DFND 1 8,503 0 0
ANTHEM INC UNIT 05/01/20188 036752202 1,120 19,999 SH   DFND   19,999 0 0
APPLE INC COM 037833100 4,231 25,000 SH Call DFND 1 25,000 0 0
APPLE INC COM 037833100 44,846 265,000 SH Put DFND 1 265,000 0 0
APPLE INC COM 037833100 13,538 80,000 SH   DFND 1 80,000 0 0
APPLIED MATLS INC COM 038222105 4,560 89,200 SH Call DFND 1 89,200 0 0
APPLIED MATLS INC COM 038222105 2,812 55,000 SH Put DFND 1 55,000 0 0
APPLIED MATLS INC COM 038222105 2,945 57,600 SH   DFND 1 57,600 0 0
ASA GOLD AND PRECIOUS MTLS L SHS G3156P103 746 65,882 SH   DFND 1 65,882 0 0
ASSOCIATED BANC CORP *W EXP 11/21/201 045487113 175 28,442 SH   DFND 1 28,442 0 0
ASSOCIATED BANC CORP *W EXP 11/21/201 045487113 323 52,561 SH   DFND   52,561 0 0
ASSOCIATED BANC CORP COM 045487105 2,540 100,000 SH Call DFND   100,000 0 0
AVISTA HEALTHCARE PUB ACQ CO *W EXP 99/99/999 G0726L117 24 86,956 SH   DFND   86,956 0 0
BANK AMER CORP *W EXP 10/28/201 060505153 451 210,712 SH   DFND 1 210,712 0 0
BANK AMER CORP *W EXP 10/28/201 060505153 148 68,935 SH   DFND   68,935 0 0
BANK AMER CORP COM 060505104 1,476 50,000 SH Call DFND 1 50,000 0 0
BANK AMER CORP COM 060505104 2,716 92,000 SH Put DFND 1 92,000 0 0
BANK NEW YORK MELLON CORP COM 064058100 215 4,000 SH   DFND 1 4,000 0 0
BARCLAYS BK PLC IPATH S&P MT ETN 06740Q260 781 44,624 SH   DFND   44,624 0 0
BARCLAYS PLC ADR 06738E204 2,180 200,000 SH Call DFND 1 200,000 0 0
BARRICK GOLD CORP COM 067901108 3,618 250,000 SH Call DFND 1 250,000 0 0
BARRICK GOLD CORP COM 067901108 615 42,500 SH Put DFND 1 42,500 0 0
BB&T CORP COM 054937107 5,270 106,000 SH Call DFND 1 106,000 0 0
BELDEN INC COM 077454106 309 4,000 SH Put DFND   4,000 0 0
BELDEN INC COM 077454106 14 186 SH   DFND   186 0 0
BIOTIME INC *W EXP 10/01/201 09066L162 72 587,353 SH   DFND 1 587,353 0 0
BIOTIME INC *W EXP 10/01/201 09066L162 45 364,531 SH   DFND   364,531 0 0
BLACK HILLS CORP UNIT 99/99/9999 092113125 341 5,152 SH   DFND   5,152 0 0
BLACKROCK CORPOR HI YLD FD I COM 09255P107 734 67,135 SH   DFND   67,135 0 0
BLACKROCK RES & COMM STRAT T SHS 09257A108 1,711 175,177 SH   DFND   175,177 0 0
BP PLC SPONSORED ADR 055622104 5,464 130,000 SH Call DFND 1 130,000 0 0
BRISTOL MYERS SQUIBB CO COM 110122108 6,128 100,000 SH Call DFND 1 100,000 0 0
BRISTOL MYERS SQUIBB CO COM 110122108 10,356 169,000 SH Put DFND 1 169,000 0 0
BRISTOL MYERS SQUIBB CO COM 110122108 601 9,800 SH   DFND   9,800 0 0
CATHAY GEN BANCORP *W EXP 12/05/201 149150112 7,903 354,406 SH   DFND 1 354,406 0 0
CELGENE CORP COM 151020104 1,565 15,000 SH Call DFND 1 15,000 0 0
CHEVRON CORP NEW COM 166764100 2,504 20,000 SH Call DFND 1 20,000 0 0
CHEVRON CORP NEW COM 166764100 6,260 50,000 SH Put DFND 1 50,000 0 0
CHEVRON CORP NEW COM 166764100 7,386 59,000 SH   DFND 1 59,000 0 0
CIGNA CORPORATION COM 125509109 10,155 50,000 SH Call DFND 1 50,000 0 0
CIGNA CORPORATION COM 125509109 1,868 9,200 SH Put DFND 1 9,200 0 0
CISCO SYS INC COM 17275R102 2,490 65,000 SH Call DFND 1 65,000 0 0
CISCO SYS INC COM 17275R102 1,915 50,000 SH Put DFND 1 50,000 0 0
CISCO SYS INC COM 17275R102 843 22,000 SH   DFND 1 22,000 0 0
CISION LTD *W EXP 06/22/202 G1992S117 91 33,628 SH   DFND 1 33,628 0 0
CITIGROUP INC COM NEW 172967424 6,570 88,300 SH   DFND   88,300 0 0
CLEVELAND CLIFFS INC DBCV 1.500% 1/1 185899AA9 4,077 3,720,000 PRN   DFND 1 3,720,000 0 0
CLEVELAND CLIFFS INC DBCV 1.500% 1/1 185899AA9 3,595 3,280,000 PRN   DFND   3,280,000 0 0
CONOCOPHILLIPS COM 20825C104 1,372 25,000 SH Call DFND 1 25,000 0 0
CONOCOPHILLIPS COM 20825C104 1,372 25,000 SH Put DFND 1 25,000 0 0
CONOCOPHILLIPS COM 20825C104 1,427 26,000 SH   DFND 1 26,000 0 0
CREDIT SUISSE NASSAU BRH INVRS VIX STERM 22542D795 987 7,343 SH   DFND   7,343 0 0
CROWN HOLDINGS INC COM 228368106 10,907 193,900 SH   DFND   193,900 0 0
CSX CORP COM 126408103 5,776 105,000 SH   DFND   105,000 0 0
CTRIP COM INTL LTD AMERICAN DEP SHS 22943F100 3,087 70,000 SH Call DFND 1 70,000 0 0
CTRIP COM INTL LTD AMERICAN DEP SHS 22943F100 1,544 35,000 SH Put DFND 1 35,000 0 0
CTRIP COM INTL LTD AMERICAN DEP SHS 22943F100 1,896 43,000 SH   DFND 1 43,000 0 0
CURRENCYSHARES EURO TR EURO SHS 23130C108 98,974 856,100 SH Call DFND   856,100 0 0
CURRENCYSHARES EURO TR EURO SHS 23130C108 95,505 826,100 SH Put DFND   826,100 0 0
CURRENCYSHS JAPANESE YEN TR JAPANESE YEN 23130A102 426 5,000 SH Call DFND   5,000 0 0
CURRENCYSHS JAPANESE YEN TR JAPANESE YEN 23130A102 16,262 191,000 SH Put DFND   191,000 0 0
CURRENCYSHS JAPANESE YEN TR JAPANESE YEN 23130A102 26 300 SH   DFND   300 0 0
CUSHING ENERGY INCOME COM SH BEN INT 23162T102 520 55,607 SH   DFND 1 55,607 0 0
CUSHING ENERGY INCOME COM SH BEN INT 23162T102 567 60,600 SH   DFND   60,600 0 0
DASEKE INC *W EXP 02/27/202 23753F115 27 13,358 SH   DFND 1 13,358 0 0
DASEKE INC *W EXP 02/27/202 23753F115 204 100,000 SH   DFND   100,000 0 0
DEL TACO RESTAURANTS INC *W EXP 06/30/202 245496112 734 248,686 SH   DFND 1 248,686 0 0
DEL TACO RESTAURANTS INC *W EXP 06/30/202 245496112 1,110 376,280 SH   DFND   376,280 0 0
DELL TECHNOLOGIES INC COM CL V 24703L103 4,129 50,800 SH Call DFND 1 50,800 0 0
DELL TECHNOLOGIES INC COM CL V 24703L103 8,347 102,698 SH   DFND 1 102,698 0 0
DELL TECHNOLOGIES INC COM CL V 24703L103 7,185 88,400 SH Call DFND   88,400 0 0
DELL TECHNOLOGIES INC COM CL V 24703L103 10,204 125,540 SH   DFND   125,540 0 0
DELPHI TECHNOLOGIES PLC SHS G2709G107 7,006 133,532 SH   DFND   133,532 0 0
DELTA AIR LINES INC DEL COM NEW 247361702 5,600 100,000 SH Call DFND 1 100,000 0 0
DELTA AIR LINES INC DEL COM NEW 247361702 12,320 220,000 SH Put DFND 1 220,000 0 0
DELTA AIR LINES INC DEL COM NEW 247361702 1,386 24,750 SH   DFND   24,750 0 0
DEPOMED INC COM 249908104 90 11,200 SH Call DFND 1 11,200 0 0
DEPOMED INC COM 249908104 67 8,300 SH Call DFND   8,300 0 0
DEPOMED INC NOTE 2.500% 9/0 249908AA2 379 454,000 PRN   DFND 1 454,000 0 0
DEPOMED INC NOTE 2.500% 9/0 249908AA2 265 318,000 PRN   DFND   318,000 0 0
DIREXION SHS ETF TR DAILY GOLD MINER 25490K133 10,686 450,900 SH Put DFND 1 450,900 0 0
DIREXION SHS ETF TR DAILY GOLD MINER 25490K133 7,124 300,600 SH Put DFND   300,600 0 0
DISH NETWORK CORP CL A 25470M109 5,253 110,000 SH Call DFND 1 110,000 0 0
DISH NETWORK CORP NOTE 3.375% 8/1 25470MAB5 381 350,000 PRN   DFND   350,000 0 0
DISNEY WALT CO COM DISNEY 254687106 4,913 45,700 SH Call DFND 1 45,700 0 0
DISNEY WALT CO COM DISNEY 254687106 15,589 145,000 SH Put DFND 1 145,000 0 0
DOMINION ENERGY INC COM 25746U109 16 200 SH Put DFND 1 200 0 0
DOMINION ENERGY INC COM 25746U109 65 800 SH Put DFND   800 0 0
DOMINION ENERGY INC UNIT 08/15/2019 25746U836 1,503 29,009 SH   DFND 1 29,009 0 0
DOMINION ENERGY INC UNIT 08/15/2019 25746U836 3,152 60,820 SH   DFND   60,820 0 0
DOWDUPONT INC COM 26078J100 7,492 105,200 SH   DFND   105,200 0 0
DRYSHIPS INC COM PAR NEW Y2109Q705 577 163,367 SH   DFND 1 163,367 0 0
DRYSHIPS INC COM PAR NEW Y2109Q705 310 87,750 SH   DFND   87,750 0 0
DXC TECHNOLOGY CO COM 23355L106 3,608 38,024 SH   DFND   38,024 0 0
DYNEGY INC NEW DEL COM 26817R108 89 7,500 SH Put DFND 1 7,500 0 0
DYNEGY INC NEW DEL COM 26817R108 357 30,100 SH Put DFND   30,100 0 0
DYNEGY INC NEW DEL UNIT 07/01/20191 26817R405 2,539 32,187 SH   DFND 1 32,187 0 0
DYNEGY INC NEW DEL UNIT 07/01/20191 26817R405 2,417 30,638 SH   DFND   30,638 0 0
EASTMAN KODAK CO *W EXP 09/03/201 277461141 2 204,935 SH   DFND   204,935 0 0
EATON VANCE SR INCOME TR SH BEN INT 27826S103 1,100 168,667 SH   DFND   168,667 0 0
ENSCO JERSEY FIN LTD NOTE 3.000% 1/3 29359WAB1 1,625 1,821,000 PRN   DFND 1 1,821,000 0 0
ENSCO JERSEY FIN LTD NOTE 3.000% 1/3 29359WAB1 1,499 1,679,000 PRN   DFND   1,679,000 0 0
EXXON MOBIL CORP COM 30231G102 12,128 145,000 SH Put DFND 1 145,000 0 0
EXXON MOBIL CORP COM 30231G102 1,280 15,300 SH   DFND 1 15,300 0 0
FACEBOOK INC CL A 30303M102 7,058 40,000 SH Call DFND 1 40,000 0 0
FACEBOOK INC CL A 30303M102 3,529 20,000 SH Put DFND 1 20,000 0 0
FLEXION THERAPEUTICS INC COM 33938J106 5,186 207,127 SH   DFND   207,127 0 0
FORD MTR CO DEL COM PAR $0.01 345370860 1,249 100,000 SH Call DFND 1 100,000 0 0
FORD MTR CO DEL COM PAR $0.01 345370860 625 50,000 SH Put DFND 1 50,000 0 0
FORD MTR CO DEL COM PAR $0.01 345370860 937 75,000 SH   DFND 1 75,000 0 0
FULLER H B CO COM 359694106 4,571 84,849 SH   DFND   84,849 0 0
GENERAL ELECTRIC CO COM 369604103 873 50,000 SH Call DFND 1 50,000 0 0
GENERAL ELECTRIC CO COM 369604103 5,148 295,000 SH Put DFND 1 295,000 0 0
GENERAL ELECTRIC CO COM 369604103 5,148 295,000 SH   DFND 1 295,000 0 0
GENERAL MTRS CO *W EXP 07/10/201 37045V126 783 33,480 SH   DFND 1 33,480 0 0
GENERAL MTRS CO COM 37045V100 3,074 75,000 SH Call DFND 1 75,000 0 0
GENERAL MTRS CO COM 37045V100 2,050 50,000 SH Put DFND 1 50,000 0 0
GILEAD SCIENCES INC COM 375558103 3,582 50,000 SH Put DFND 1 50,000 0 0
GILEAD SCIENCES INC COM 375558103 1,742 24,312 SH   DFND 1 24,312 0 0
GOLAR LNG LTD BERMUDA SHS G9456A100 2,209 74,100 SH Put DFND 1 74,100 0 0
GOLAR LNG LTD BERMUDA SHS G9456A100 2,263 75,900 SH Put DFND   75,900 0 0
GOLAR LNG LTD BERMUDA SHS G9456A100 1,956 65,611 SH   DFND   65,611 0 0
GOLDCORP INC NEW COM 380956409 2,043 160,000 SH Put DFND 1 160,000 0 0
GOLDCORP INC NEW COM 380956409 868 68,000 SH   DFND 1 68,000 0 0
GOODYEAR TIRE & RUBR CO COM 382550101 5,735 177,500 SH Put DFND 1 177,500 0 0
GOODYEAR TIRE & RUBR CO COM 382550101 549 17,000 SH   DFND 1 17,000 0 0
GOPRO INC NOTE 3.500% 4/1 38268IAA5 1,481 1,500,000 PRN   DFND 1 1,500,000 0 0
GRAY TELEVISION INC COM 389375106 3,975 237,320 SH   DFND   237,320 0 0
HAIN CELESTIAL GROUP INC COM 405217100 4,057 95,700 SH Call DFND 1 95,700 0 0
HAIN CELESTIAL GROUP INC COM 405217100 4,133 97,500 SH Put DFND 1 97,500 0 0
HALCON RES CORP COM PAR NEW 40537Q605 7,515 992,727 SH   DFND   992,727 0 0
HIGHLAND FLOATNG RATE OPPRT SHS BEN INT 43010E404 10,345 667,414 SH   DFND 1 667,414 0 0
HIGHLAND FLOATNG RATE OPPRT SHS BEN INT 43010E404 2,552 164,658 SH   DFND   164,658 0 0
HOLLYFRONTIER CORP COM 436106108 6,403 125,000 SH Put DFND 1 125,000 0 0
HOLLYFRONTIER CORP COM 436106108 67 1,300 SH   DFND 1 1,300 0 0
HOSTESS BRANDS INC *W EXP 11/04/202 44109J114 955 409,909 SH   DFND 1 409,909 0 0
HOSTESS BRANDS INC *W EXP 11/04/202 44109J114 396 170,157 SH   DFND   170,157 0 0
HUNTSMAN CORP COM 447011107 10,308 309,635 SH   DFND   309,635 0 0
ILG INC COM 44967H101 13,052 458,273 SH   DFND   458,273 0 0
IMMUNOGEN INC NOTE 4.500% 7/0 45253HAB7 173 100,000 PRN   DFND   100,000 0 0
INTERDIGITAL INC NOTE 1.500% 3/0 458660AD9 2,481 2,073,000 PRN   DFND 1 2,073,000 0 0
INTERDIGITAL INC NOTE 1.500% 3/0 458660AD9 2,665 2,227,000 PRN   DFND   2,227,000 0 0
INVESCO DYNAMIC CR OPP FD COM 46132R104 792 67,655 SH   DFND   67,655 0 0
INVESCO SR INCOME TR COM 46131H107 1,480 337,169 SH   DFND   337,169 0 0
ISHARES INC MSCI BRAZIL ETF 464286400 2,407 59,500 SH Put DFND 1 59,500 0 0
ISHARES INC MSCI BRAZIL ETF 464286400 1,618 40,000 SH   DFND 1 40,000 0 0
ISHARES INC MSCI JPN ETF NEW 46434G822 300 5,000 SH Put DFND 1 5,000 0 0
ISHARES INC MSCI JPN ETF NEW 46434G822 102 1,700 SH   DFND 1 1,700 0 0
ISHARES INC MSCI MEXICO ETF 464286822 986 20,000 SH Put DFND 1 20,000 0 0
ISHARES INC MSCI STH AFR ETF 464286780 490 7,000 SH   DFND   7,000 0 0
ISHARES INC MSCI SWEDEN ETF 464286756 2,888 85,185 SH   DFND 1 85,185 0 0
ISHARES TR 20 YR TR BD ETF 464287432 12,686 100,000 SH Put DFND 1 100,000 0 0
ISHARES TR 20 YR TR BD ETF 464287432 3,806 30,000 SH   DFND 1 30,000 0 0
ISHARES TR 20 YR TR BD ETF 464287432 63,430 500,000 SH Call DFND   500,000 0 0
ISHARES TR CHINA LG-CAP ETF 464287184 13,851 300,000 SH Put DFND 1 300,000 0 0
ISHARES TR CHINA LG-CAP ETF 464287184 3,645 78,943 SH   DFND 1 78,943 0 0
ISHARES TR CHINA LG-CAP ETF 464287184 6,833 148,000 SH Call DFND   148,000 0 0
ISHARES TR CHINA LG-CAP ETF 464287184 19,156 414,900 SH Put DFND   414,900 0 0
ISHARES TR CHINA LG-CAP ETF 464287184 1,654 35,817 SH   DFND   35,817 0 0
ISHARES TR IBOXX HI YD ETF 464288513 8,726 100,000 SH Call DFND 1 100,000 0 0
ISHARES TR IBOXX HI YD ETF 464288513 69,808 800,000 SH Put DFND 1 800,000 0 0
ISHARES TR IBOXX HI YD ETF 464288513 202,731 2,323,300 SH Put DFND   2,323,300 0 0
ISHARES TR JPMORGAN USD EMG 464288281 23,975 206,500 SH Call DFND   206,500 0 0
ISHARES TR JPMORGAN USD EMG 464288281 62,253 536,200 SH   DFND   536,200 0 0
ISHARES TR MSCI EAFE ETF 464287465 17,578 250,000 SH Put DFND 1 250,000 0 0
ISHARES TR MSCI EAFE ETF 464287465 422 6,000 SH   DFND 1 6,000 0 0
ISHARES TR MSCI EAFE ETF 464287465 15,117 215,000 SH Call DFND   215,000 0 0
ISHARES TR MSCI EAFE ETF 464287465 20,200 287,300 SH Put DFND   287,300 0 0
ISHARES TR MSCI EMG MKT ETF 464287234 723 15,350 SH   DFND 1 15,350 0 0
ISHARES TR MSCI EMG MKT ETF 464287234 1,743 37,000 SH Call DFND   37,000 0 0
ISHARES TR MSCI EMG MKT ETF 464287234 7,158 151,900 SH Put DFND   151,900 0 0
ISHARES TR MSCI EMG MKT ETF 464287234 3,130 66,427 SH   DFND   66,427 0 0
ISHARES TR NASDAQ BIOTECH 464287556 6,406 60,000 SH Call DFND 1 60,000 0 0
ISHARES TR NASDAQ BIOTECH 464287556 19,881 186,200 SH Put DFND 1 186,200 0 0
KKR & CO L P DEL COM UNITS 48248M102 1,919 91,100 SH Call DFND 1 91,100 0 0
LIVE NATION ENTERTAINMENT IN DBCV 2.500% 5/1 538034AJ8 1,871 1,448,000 PRN   DFND 1 1,448,000 0 0
LIVE NATION ENTERTAINMENT IN DBCV 2.500% 5/1 538034AJ8 2,005 1,552,000 PRN   DFND   1,552,000 0 0
M I ACQUISITIONS INC *W EXP 99/99/999 55304A112 16 41,000 SH   DFND   41,000 0 0
MARATHON OIL CORP COM 565849106 2,963 175,000 SH Put DFND 1 175,000 0 0
MARATHON OIL CORP COM 565849106 186 11,000 SH   DFND 1 11,000 0 0
MARATHON PETE CORP COM 56585A102 6,189 93,800 SH Call DFND 1 93,800 0 0
MBIA INC COM 55262C100 732 100,000 SH Call DFND 1 100,000 0 0
MEDIDATA SOLUTIONS INC NOTE 1.000% 8/0 58471AAB1 1,753 1,509,000 PRN   DFND 1 1,509,000 0 0
MEDIDATA SOLUTIONS INC NOTE 1.000% 8/0 58471AAB1 1,732 1,491,000 PRN   DFND   1,491,000 0 0
MEDTRONIC PLC SHS G5960L103 646 8,000 SH Call DFND 1 8,000 0 0
MERCK & CO INC COM 58933Y105 12,661 225,000 SH Call DFND 1 225,000 0 0
MERCK & CO INC COM 58933Y105 18,147 322,500 SH Put DFND 1 322,500 0 0
MERCK & CO INC COM 58933Y105 9,909 176,100 SH   DFND 1 176,100 0 0
MGM RESORTS INTERNATIONAL COM 552953101 1,670 50,000 SH Call DFND 1 50,000 0 0
MGM RESORTS INTERNATIONAL COM 552953101 501 15,000 SH Put DFND 1 15,000 0 0
MGM RESORTS INTERNATIONAL COM 552953101 280 8,400 SH   DFND 1 8,400 0 0
MICROSEMI CORP COM 595137100 4,121 79,793 SH   DFND   79,793 0 0
MICROSOFT CORP COM 594918104 10,094 118,000 SH Call DFND 1 118,000 0 0
MICROSOFT CORP COM 594918104 13,686 160,000 SH Put DFND 1 160,000 0 0
MICROSOFT CORP COM 594918104 4,857 56,780 SH   DFND 1 56,780 0 0
MITEL NETWORKS CORP COM 60671Q104 10,090 1,226,009 SH   DFND   1,226,009 0 0
MOLSON COORS BREWING CO CL B 60871R209 5,335 65,000 SH Put DFND 1 65,000 0 0
MOLSON COORS BREWING CO CL B 60871R209 4,924 60,000 SH   DFND 1 60,000 0 0
MONDELEZ INTL INC CL A 609207105 2,337 54,600 SH Call DFND 1 54,600 0 0
MONDELEZ INTL INC CL A 609207105 1,391 32,500 SH Put DFND 1 32,500 0 0
MONSANTO CO NEW COM 61166W101 876 7,500 SH   DFND 1 7,500 0 0
MONSANTO CO NEW COM 61166W101 580 4,963 SH   DFND   4,963 0 0
MORGAN STANLEY COM NEW 617446448 15,872 302,500 SH Put DFND 1 302,500 0 0
MORGAN STANLEY COM NEW 617446448 780 14,875 SH   DFND 1 14,875 0 0
MORGAN STANLEY EM MKTS DM DE COM 617477104 891 115,711 SH   DFND   115,711 0 0
MOSAIC CO NEW COM 61945C103 3,849 150,000 SH Call DFND 1 150,000 0 0
MUELLER WTR PRODS INC COM SER A 624758108 5,903 471,119 SH   DFND   471,119 0 0
NATIONAL ENERGY SERVICES REU *W EXP 05/05/202 G6375R115 39 47,191 SH   DFND   47,191 0 0
NEXEO SOLUTIONS INC *W EXP 06/09/202 65342H110 471 754,417 SH   DFND 1 754,417 0 0
NEXEO SOLUTIONS INC *W EXP 06/09/202 65342H110 202 324,283 SH   DFND   324,283 0 0
NEXEO SOLUTIONS INC COM SHS 65342H102 7,301 802,269 SH   DFND   802,269 0 0
NEXSTAR MEDIA GROUP INC CL A 65336K103 3,071 39,272 SH   DFND   39,272 0 0
NOMAD FOODS LTD USD ORD SHS G6564A105 14,288 844,971 SH   DFND   844,971 0 0
NORFOLK SOUTHERN CORP COM 655844108 28,980 200,000 SH Call DFND 1 200,000 0 0
NORFOLK SOUTHERN CORP COM 655844108 5,796 40,000 SH Put DFND 1 40,000 0 0
NORFOLK SOUTHERN CORP COM 655844108 9,172 63,300 SH   DFND 1 63,300 0 0
NUANCE COMMUNICATIONS INC COM 67020Y100 8,485 518,963 SH   DFND   518,963 0 0
NUVEEN CR STRATEGIES INCM FD COM SHS 67073D102 1,616 196,600 SH   DFND   196,600 0 0
NXP SEMICONDUCTORS N V COM N6596X109 682 5,824 SH   DFND 1 5,824 0 0
NXP SEMICONDUCTORS N V COM N6596X109 7,971 68,080 SH   DFND   68,080 0 0
ONEOK INC NEW COM 682680103 1,604 30,000 SH Call DFND 1 30,000 0 0
ORACLE CORP COM 68389X105 5,590 118,233 SH   DFND   118,233 0 0
PENSARE ACQUISITION CORP COM 70957E105 97 10,031 SH   DFND   10,031 0 0
PETROLEO BRASILEIRO SA PETRO SPONSORED ADR 71654V408 2,573 250,000 SH Put DFND 1 250,000 0 0
PETROLEO BRASILEIRO SA PETRO SPONSORED ADR 71654V408 3,204 311,337 SH   DFND 1 311,337 0 0
PFIZER INC COM 717081103 1,087 30,000 SH Put DFND 1 30,000 0 0
PFIZER INC COM 717081103 456 12,600 SH   DFND 1 12,600 0 0
PINNACLE FOODS INC DEL COM 72348P104 11,365 191,100 SH   DFND   191,100 0 0
POWERSHARES ETF TRUST II SENIOR LN PORT 73936Q769 3,468 150,500 SH Put DFND 1 150,500 0 0
POWERSHS DB US DOLLAR INDEX DOLL INDX BULL 73936D107 4,917 204,600 SH Call DFND   204,600 0 0
POWERSHS DB US DOLLAR INDEX DOLL INDX BULL 73936D107 4,027 167,600 SH Put DFND   167,600 0 0
POWERSHS DB US DOLLAR INDEX DOLL INDX BULL 73936D107 531 22,107 SH   DFND   22,107 0 0
PRUDENTIAL SHT DURATION HG Y COM 74442F107 950 64,300 SH   DFND   64,300 0 0
QUALCOMM INC COM 747525103 960 15,000 SH Call DFND 1 15,000 0 0
QUALCOMM INC COM 747525103 5,186 81,000 SH Put DFND 1 81,000 0 0
QUALCOMM INC COM 747525103 2,084 32,545 SH   DFND 1 32,545 0 0
RAYONIER ADVANCED MATLS INC COM 75508B104 294 14,400 SH Call DFND 1 14,400 0 0
RAYONIER ADVANCED MATLS INC COM 75508B104 319 15,600 SH Call DFND   15,600 0 0
RAYONIER ADVANCED MATLS INC PFD CV SER A 75508B203 2,760 18,994 SH   DFND 1 18,994 0 0
RAYONIER ADVANCED MATLS INC PFD CV SER A 75508B203 3,427 23,587 SH   DFND   23,587 0 0
REALPAGE INC COM 75606N109 4,018 90,699 SH   DFND   90,699 0 0
REXNORD CORP NEW COM 76169B102 96 3,700 SH Put DFND 1 3,700 0 0
REXNORD CORP NEW COM 76169B102 260 10,000 SH Call DFND   10,000 0 0
REXNORD CORP NEW COM 76169B102 229 8,800 SH Put DFND   8,800 0 0
ROSEHILL RES INC *W EXP 09/16/202 777385113 98 99,200 SH   DFND 1 99,200 0 0
SELECT SECTOR SPDR TR ENERGY 81369Y506 6,699 92,700 SH Put DFND 1 92,700 0 0
SELECT SECTOR SPDR TR ENERGY 81369Y506 3,572 49,431 SH   DFND 1 49,431 0 0
SELECT SECTOR SPDR TR SBI CONS STPLS 81369Y308 2,845 50,000 SH Put DFND 1 50,000 0 0
SELECT SECTOR SPDR TR SBI INT-FINL 81369Y605 8,373 300,000 SH Put DFND   300,000 0 0
SELECT SECTOR SPDR TR SBI INT-INDS 81369Y704 7,567 100,000 SH Put DFND 1 100,000 0 0
SELECT SECTOR SPDR TR SBI INT-UTILS 81369Y886 5,268 100,000 SH Put DFND 1 100,000 0 0
SELECT SECTOR SPDR TR SBI INT-UTILS 81369Y886 416 7,900 SH   DFND 1 7,900 0 0
SIMPLY GOOD FOODS CO *W EXP 07/07/202 82900L110 520 133,585 SH   DFND 1 133,585 0 0
SIMPLY GOOD FOODS CO *W EXP 07/07/202 82900L110 764 196,415 SH   DFND   196,415 0 0
SINA CORP NOTE 1.000%12/0 82922RAD5 1,850 1,657,000 PRN   DFND 1 1,657,000 0 0
SINA CORP NOTE 1.000%12/0 82922RAD5 1,381 1,237,000 PRN   DFND   1,237,000 0 0
SINA CORP ORD G81477104 594 5,917 SH   DFND 1 5,917 0 0
SINA CORP ORD G81477104 238 2,368 SH   DFND   2,368 0 0
SOHU COM INC COM 83408W103 659 15,211 SH   DFND 1 15,211 0 0
SOHU COM INC COM 83408W103 676 15,594 SH   DFND   15,594 0 0
SOUTHWESTERN ENERGY CO COM 845467109 68 12,200 SH Call DFND   12,200 0 0
SPDR GOLD TRUST GOLD SHS 78463V107 7,914 64,000 SH Call DFND 1 64,000 0 0
SPDR GOLD TRUST GOLD SHS 78463V107 5,316 42,995 SH   DFND 1 42,995 0 0
SPDR GOLD TRUST GOLD SHS 78463V107 123,650 1,000,000 SH Call DFND   1,000,000 0 0
SPDR INDEX SHS FDS EURO STOXX 50 78463X202 5,300 130,200 SH Call DFND 1 130,200 0 0
SPDR INDEX SHS FDS EURO STOXX 50 78463X202 5,300 130,200 SH Put DFND 1 130,200 0 0
SPDR INDEX SHS FDS EURO STOXX 50 78463X202 30,610 751,900 SH Call DFND   751,900 0 0
SPDR INDEX SHS FDS EURO STOXX 50 78463X202 5,239 128,700 SH Put DFND   128,700 0 0
SPDR INDEX SHS FDS EURO STOXX 50 78463X202 1,313 32,250 SH   DFND   32,250 0 0
SPDR S&P 500 ETF TR TR UNIT 78462F103 4,162 15,596 SH   DFND 1 15,596 0 0
SPDR S&P 500 ETF TR TR UNIT 78462F103 109,679 411,000 SH Call DFND   411,000 0 0
SPDR S&P 500 ETF TR TR UNIT 78462F103 53,372 200,000 SH Put DFND   200,000 0 0
SPDR S&P 500 ETF TR TR UNIT 78462F103 2,163 8,105 SH   DFND   8,105 0 0
SPDR S&P MIDCAP 400 ETF TR UTSER1 S&PDCRP 78467Y107 2,234 6,467 SH   DFND 1 6,467 0 0
SPDR SER TR BLOOMBERG SRT TR 78468R408 2,294 83,235 SH   DFND   83,235 0 0
SPDR SERIES TRUST S&P BIOTECH 78464A870 15,446 182,000 SH Put DFND 1 182,000 0 0
SPDR SERIES TRUST S&P BIOTECH 78464A870 10 121 SH   DFND 1 121 0 0
SPDR SERIES TRUST S&P HOMEBUILD 78464A888 1,815 41,000 SH   DFND 1 41,000 0 0
SPDR SERIES TRUST S&P OILGAS EXP 78464A730 5,949 160,000 SH Call DFND 1 160,000 0 0
SPDR SERIES TRUST S&P OILGAS EXP 78464A730 3,718 100,000 SH Put DFND 1 100,000 0 0
SPDR SERIES TRUST S&P RETAIL ETF 78464A714 2,259 50,000 SH Call DFND 1 50,000 0 0
STELLAR ACQUISITION III INC *W EXP 03/22/202 Y8172W115 24 78,069 SH   DFND   78,069 0 0
STERICYCLE INC COM 858912108 448 6,588 SH   DFND   6,588 0 0
SUNCOR ENERGY INC NEW COM 867224107 2,589 70,500 SH Call DFND 1 70,500 0 0
SUNTRUST BKS INC *W EXP 11/14/201 867914111 5,876 281,037 SH   DFND 1 281,037 0 0
SUNTRUST BKS INC *W EXP 11/14/201 867914111 370 17,694 SH   DFND   17,694 0 0
SUNTRUST BKS INC COM 867914103 6,459 100,000 SH Call DFND 1 100,000 0 0
SUNTRUST BKS INC COM 867914103 2,261 35,000 SH Call DFND   35,000 0 0
SYMANTEC CORP COM 871503108 1,403 50,000 SH Call DFND 1 50,000 0 0
SYMANTEC CORP COM 871503108 2,806 100,000 SH Put DFND 1 100,000 0 0
TCF FINL CORP *W EXP 11/14/201 872275128 614 157,457 SH   DFND 1 157,457 0 0
TCF FINL CORP *W EXP 11/14/201 872275128 1,340 343,521 SH   DFND   343,521 0 0
TCF FINL CORP COM 872275102 3,100 151,200 SH Put DFND   151,200 0 0
TEMPUR SEALY INTL INC COM 88023U101 1,254 20,000 SH Call DFND 1 20,000 0 0
TEMPUR SEALY INTL INC COM 88023U101 627 10,000 SH Put DFND 1 10,000 0 0
TEMPUR SEALY INTL INC COM 88023U101 1,285 20,500 SH   DFND 1 20,500 0 0
TESARO INC COM 881569107 4,061 49,000 SH Call DFND   49,000 0 0
TESARO INC COM 881569107 4,865 58,701 SH   DFND   58,701 0 0
TESLA INC COM 88160R101 14,322 46,000 SH Put DFND 1 46,000 0 0
TESLA INC COM 88160R101 9,465 30,400 SH Put DFND   30,400 0 0
TEVA PHARMACEUTICAL INDS LTD SPONSORED ADR 881624209 358 18,900 SH Call DFND 1 18,900 0 0
TEVA PHARMACEUTICAL INDS LTD SPONSORED ADR 881624209 576 30,400 SH Call DFND   30,400 0 0
TEVA PHARMACEUTICAL INDS LTD SPONSORED ADR 881624209 67 3,520 SH   DFND   3,520 0 0
TIME WARNER INC COM NEW 887317303 3,887 42,500 SH Call DFND 1 42,500 0 0
TIME WARNER INC COM NEW 887317303 3,915 42,800 SH Call DFND   42,800 0 0
TIME WARNER INC COM NEW 887317303 9,248 101,100 SH   DFND   101,100 0 0
TURQUOISE HILL RES LTD COM 900435108 1,115 325,000 SH Put DFND 1 325,000 0 0
TURQUOISE HILL RES LTD COM 900435108 1,063 310,000 SH   DFND 1 310,000 0 0
TWITTER INC COM 90184L102 1,441 60,000 SH Put DFND 1 60,000 0 0
TWITTER INC COM 90184L102 816 34,000 SH   DFND 1 34,000 0 0
TYSON FOODS INC CL A 902494103 5,675 70,000 SH Put DFND 1 70,000 0 0
TYSON FOODS INC CL A 902494103 243 3,000 SH   DFND 1 3,000 0 0
UBS AG LONDON BRH ETRAC 2X LEV LNG 90267B765 588 35,731 SH   DFND   35,731 0 0
UBS AG LONDON BRH ETRACS MTH 2XLV 90270L842 907 50,037 SH   DFND   50,037 0 0
UBS AG LONDON BRH ETRACS MTH2XRE 90269A302 895 50,727 SH   DFND   50,727 0 0
UBS AG LONDON BRH NT AMZI 46 90274D259 1,133 30,066 SH   DFND   30,066 0 0
UNION PAC CORP COM 907818108 26,150 195,000 SH Call DFND 1 195,000 0 0
UNION PAC CORP COM 907818108 2,012 15,000 SH Put DFND 1 15,000 0 0
UNITED CONTL HLDGS INC COM 910047109 4,044 60,000 SH Put DFND 1 60,000 0 0
UNITED CONTL HLDGS INC COM 910047109 1,348 20,000 SH   DFND 1 20,000 0 0
UNITED PARCEL SERVICE INC CL B 911312106 15,490 130,000 SH Call DFND 1 130,000 0 0
UNITED PARCEL SERVICE INC CL B 911312106 1,787 15,000 SH Put DFND 1 15,000 0 0
UNITED PARCEL SERVICE INC CL B 911312106 834 7,000 SH   DFND 1 7,000 0 0
UNITED STATES OIL FUND LP UNITS 91232N108 2,402 200,000 SH Put DFND 1 200,000 0 0
UNITED STATES OIL FUND LP UNITS 91232N108 721 60,000 SH   DFND 1 60,000 0 0
US BANCORP DEL COM NEW 902973304 5,144 96,000 SH Call DFND 1 96,000 0 0
US BANCORP DEL COM NEW 902973304 74 1,375 SH   DFND 1 1,375 0 0
US FOODS HLDG CORP COM 912008109 9,965 312,100 SH   DFND   312,100 0 0
VANECK VECTORS ETF TR GOLD MINERS ETF 92189F106 2,324 100,000 SH Put DFND 1 100,000 0 0
VANECK VECTORS ETF TR GOLD MINERS ETF 92189F106 1,859 80,000 SH Call DFND   80,000 0 0
VANECK VECTORS ETF TR GOLD MINERS ETF 92189F106 140 6,015 SH   DFND   6,015 0 0
VANECK VECTORS ETF TR JR GOLD MINERS E 92189F791 2,560 75,000 SH Put DFND 1 75,000 0 0
VANECK VECTORS ETF TR OIL SVCS ETF 92189F718 4,455 171,000 SH Put DFND 1 171,000 0 0
VANECK VECTORS ETF TR OIL SVCS ETF 92189F718 6,006 230,560 SH   DFND 1 230,560 0 0
VANECK VECTORS ETF TR RUSSIA ETF 92189F403 2,121 100,000 SH Call DFND 1 100,000 0 0
VERIZON COMMUNICATIONS INC COM 92343V104 4,626 87,400 SH Call DFND 1 87,400 0 0
VERIZON COMMUNICATIONS INC COM 92343V104 1,588 30,000 SH Put DFND 1 30,000 0 0
VIACOM INC NEW CL B 92553P201 1,229 39,900 SH Call DFND 1 39,900 0 0
VIAVI SOLUTIONS INC COM 925550105 1,830 209,345 SH   DFND   209,345 0 0
VIRTUS INVT PARTNERS INC PFD CV SER D 92828Q208 2,194 21,485 SH   DFND 1 21,485 0 0
VIRTUS INVT PARTNERS INC PFD CV SER D 92828Q208 3,933 38,522 SH   DFND   38,522 0 0
VISA INC COM CL A 92826C839 5,701 50,000 SH Call DFND 1 50,000 0 0
VISA INC COM CL A 92826C839 6,841 60,000 SH Put DFND 1 60,000 0 0
VISA INC COM CL A 92826C839 3,193 28,000 SH   DFND 1 28,000 0 0
VMWARE INC CL A COM 928563402 10,289 82,100 SH Call DFND 1 82,100 0 0
VMWARE INC CL A COM 928563402 8,559 68,300 SH Call DFND   68,300 0 0
VOYA PRIME RATE TR SH BEN INT 92913A100 1,447 285,343 SH   DFND   285,343 0 0
WAL-MART STORES INC COM 931142103 6,666 67,500 SH Put DFND 1 67,500 0 0
WAL-MART STORES INC COM 931142103 247 2,500 SH   DFND 1 2,500 0 0
WEIBO CORP SPONSORED ADR 948596101 797 7,700 SH Call DFND 1 7,700 0 0
WEIBO CORP SPONSORED ADR 948596101 0 2 SH   DFND 1 2 0 0
WEIBO CORP SPONSORED ADR 948596101 993 9,600 SH Call DFND   9,600 0 0
WELLS FARGO CO NEW COM 949746101 7,887 130,000 SH Put DFND 1 130,000 0 0
WELLS FARGO CO NEW COM 949746101 485 8,000 SH   DFND 1 8,000 0 0
WESTERN ASSET GLB HI INCOME COM 95766B109 294 28,751 SH   DFND   28,751 0 0
WESTERN ASSET HIGH INCM OPP COM 95766K109 602 118,640 SH   DFND   118,640 0 0
WILLSCOT CORP *W EXP 09/10/202 971375118 109 75,940 SH   DFND 1 75,940 0 0
WILLSCOT CORP *W EXP 09/10/202 971375118 199 138,129 SH   DFND   138,129 0 0
WORKDAY INC NOTE 0.750% 7/1 98138HAC5 376 300,000 PRN   DFND   300,000 0 0
WRIGHT MED GROUP N V ORD SHS 0.03 PAR N96617118 6,218 280,105 SH   DFND   280,105 0 0
XPO LOGISTICS INC COM 983793100 4,447 48,550 SH   DFND   48,550 0 0
ZAYO GROUP HLDGS INC COM 98919V105 1,771 48,134 SH   DFND   48,134 0 0
ZIONS BANCORPORATION *W EXP 05/22/202 989701115 9,257 492,394 SH   DFND 1 492,394 0 0
ZIONS BANCORPORATION *W EXP 05/22/202 989701115 2,159 114,822 SH   DFND   114,822 0 0
ZIONS BANCORPORATION COM 989701107 5,083 100,000 SH Call DFND 1 100,000 0 0
ZIONS BANCORPORATION COM 989701107 1,103 21,700 SH Call DFND   21,700 0 0