SEC FORM 13F-HR

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 COVER PAGE

OMB APPROVAL
OMB Number: 3235-0006
Expires: July 31, 2015
Estimated average burden
hours per response: 23.8

Report for the Calendar Year or Quarter Ended: 12-31-2015
Check here if Amendment    Amendment Number:
This Amendment (Check only one.):    is a restatement.
   adds new holdings entries.
Institutional Investment Manager Filing this Report:
Name: COWEN GROUP, INC.
Address: 599 LEXINGTON AVENUE, 20TH FLOOR
NEW YORK, NY  10022
Form 13F File Number: 028-14571

The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and that it is understood that all required items, statements, schedules, lists, and tables, are considered integral parts of this form.

Person Signing this Report on Behalf of Reporting Manager:
Name: Owen Littman
Title: General Counsel
Phone: 212 201-4841
Signature, Place, and Date of Signing:
/s/ Owen Littman New YorkNY 02-09-2016
[Signature] [City, State] [Date]
Report Type (Check only one.):
X 13F HOLDINGS REPORT. (Check here if all holdings of this reporting manager are reported in this report.)
   13F NOTICE. (Check here if no holdings reported are in this report, and all holdings are reported by other reporting manager(s).)
   13F COMBINATION REPORT. (Check here if a portion of the holdings for this reporting manager are reported in this report and a portion are reported by other reporting manager(s).)
Form 13F Summary Page
Report Summary:
Number of Other Included Managers: 3
Form 13F Information Table Entry Total: 356
Form 13F Information Table Value Total: 1,372,305
(thousands)
List of Other Included Managers:
Provide a numbered list of the name(s) and Form 13F file number(s) of all institutional investment managers with respect to which this report is filed, other than the manager filing this report.
[If there are no entries in this list, state “NONE” and omit the column headings and list entries.]
No. Form 13F File Number Name
1 028-10674 RAMIUS ADVISORS LLC
2 028-14361 Ramius Alternative Solutions LLC
3 028-04125 COWEN & COMPANY, LLC

SEC FORM 13-F Information Table

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
Expires: July 31, 2015
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
22ND CENTY GROUP INC COM 90137F103 126 90,000 SH   DFND 1 90,000 0 0
ACADIA PHARMACEUTICALS INC COM 004225108 338 9,480 SH   DFND 1 9,480 0 0
AERCAP HOLDINGS NV SHS N00985106 134 3,100 SH Put DFND 3 3,100 0 0
AERCAP HOLDINGS NV SHS N00985106 134 3,100 SH   DFND 3 3,100 0 0
AGCO CORP COM 001084102 4,955 109,171 SH   DFND 2 109,171 0 0
AIR PRODS & CHEMS INC COM 009158106 5,215 40,083 SH   DFND 2 40,083 0 0
AIRGAS INC COM 009363102 6,294 45,500 SH Call DFND 3 45,500 0 0
AIRGAS INC COM 009363102 11,232 81,200 SH Call DFND 1 81,200 0 0
ALEXION PHARMACEUTICALS INC COM 015351109 629 3,300 SH   DFND 1 3,300 0 0
ALKERMES PLC SHS G01767105 238 3,000 SH   DFND 1 3,000 0 0
ALLEGIANT TRAVEL CO COM 01748X102 201 1,200 SH   DFND 1 1,200 0 0
ALLERGAN PLC SHS G0177J108 281 900 SH Put DFND 3 900 0 0
ALLERGAN PLC SHS G0177J108 51,538 164,921 SH   DFND 1 164,921 0 0
ALLERGAN PLC SHS G0177J108 24,781 79,300 SH Call DFND 1 79,300 0 0
ALLERGAN PLC SHS G0177J108 281 900 SH   DFND 3 900 0 0
ALLIANCE DATA SYSTEMS CORP COM 018581108 346 1,250 SH   DFND 1 1,250 0 0
ALPHABET INC CAP STK CL A 02079K305 934 1,200 SH   DFND 1 1,200 0 0
ALPHABET INC CAP STK CL C 02079K107 2,574 3,392 SH   DFND 1 3,392 0 0
AMAZON COM INC COM 023135106 7,627 11,284 SH   DFND 1 11,284 0 0
AMERICAN CAP LTD COM 02503Y103 739 53,571 SH   DFND 1 53,571 0 0
AMERICAN CAP LTD COM 02503Y103 713 51,700 SH Call DFND 1 51,700 0 0
AMERICAN INTL GROUP INC COM NEW 026874784 681 10,993 SH   DFND 1 10,993 0 0
AMGEN INC COM 031162100 1,623 10,000 SH Call DFND 1 10,000 0 0
AMGEN INC COM 031162100 3,433 21,147 SH   DFND 1 21,147 0 0
AMICUS THERAPEUTICS INC COM 03152W109 150 15,500 SH   DFND 1 15,500 0 0
APPLE INC COM 037833100 3,085 29,310 SH   DFND 1 29,310 0 0
ARES CAP CORP COM 04010L103 3,664 257,100 SH Put DFND 1 257,100 0 0
ASBURY AUTOMOTIVE GROUP INC COM 043436104 277 4,100 SH   DFND 1 4,100 0 0
ASHLAND INC NEW COM 044209104 392 3,818 SH   DFND 1 3,818 0 0
ATMEL CORP COM 049513104 682 79,200 SH Call DFND 1 79,200 0 0
ATMEL CORP COM 049513104 3,983 462,600 SH Call DFND 1 462,600 0 0
ATMEL CORP COM 049513104 455 52,800 SH Call DFND 1 52,800 0 0
ATMEL CORP COM 049513104 13,724 1,593,940 SH   DFND 1 1,593,940 0 0
AUTODESK INC COM 052769106 5,267 86,449 SH   DFND 2 86,449 0 0
AVAGO TECHNOLOGIES LTD SHS Y0486S104 3,484 24,000 SH Put DFND 1 24,000 0 0
AVAGO TECHNOLOGIES LTD SHS Y0486S104 20,829 143,500 SH Call DFND 1 143,500 0 0
AVAGO TECHNOLOGIES LTD SHS Y0486S104 4,325 29,800 SH Call DFND 1 29,800 0 0
AVIS BUDGET GROUP COM 053774105 492 13,569 SH   DFND 1 13,569 0 0
AVIS BUDGET GROUP COM 053774105 5,325 146,748 SH   DFND 2 146,748 0 0
AVIS BUDGET GROUP COM 053774105 624 17,200 SH Call DFND 1 17,200 0 0
B/E AEROSPACE INC COM 073302101 5,030 118,713 SH   DFND 2 118,713 0 0
BAKER HUGHES INC COM 057224107 346 7,500 SH   DFND 3 7,500 0 0
BAKER HUGHES INC COM 057224107 4,683 101,478 SH   DFND 2 101,478 0 0
BAKER HUGHES INC COM 057224107 3,438 74,500 SH Put DFND 1 74,500 0 0
BANK NEW YORK MELLON CORP COM 064058100 1,111 26,965 SH   DFND 1 26,965 0 0
BANK NEW YORK MELLON CORP COM 064058100 5,159 125,158 SH   DFND 2 125,158 0 0
BAXALTA INC COM 07177M103 3,514 90,044 SH   DFND 1 90,044 0 0
BIOGEN INC COM 09062X103 455 1,485 SH   DFND 1 1,485 0 0
BLACKBERRY LTD COM 09228F103 88 9,500 SH   DFND 3 9,500 0 0
BLACKBERRY LTD COM 09228F103 136 14,700 SH Put DFND 3 14,700 0 0
BLACKROCK CORPOR HI YLD FD I COM 09255P107 1,404 143,525 SH   DFND 1 143,525 0 0
BOARDWALK PIPELINE PARTNERS UT LTD PARTNER 096627104 806 62,110 SH   DFND 1 62,110 0 0
BOFI HLDG INC COM 05566U108 232 11,000 SH   DFND 1 11,000 0 0
BONANZA CREEK ENERGY INC COM 097793103 229 43,500 SH Call DFND 3 43,500 0 0
BOYD GAMING CORP COM 103304101 199 10,000 SH Put DFND 1 10,000 0 0
BRINKER INTL INC COM 109641100 398 8,300 SH   DFND 1 8,300 0 0
BROADCOM CORP CL A 111320107 102,397 1,770,968 SH   DFND 1 1,770,968 0 0
BROADCOM CORP CL A 111320107 491 8,500 SH   DFND 3 8,500 0 0
BROADSOFT INC COM 11133B409 707 20,000 SH   DFND 1 20,000 0 0
BROOKDALE SR LIVING INC COM 112463104 249 13,499 SH   DFND 1 13,499 0 0
BROOKDALE SR LIVING INC COM 112463104 810 43,900 SH Call DFND 1 43,900 0 0
BROOKDALE SR LIVING INC COM 112463104 956 51,800 SH Call DFND 1 51,800 0 0
BUCKEYE PARTNERS L P UNIT LTD PARTN 118230101 1,728 26,200 SH   DFND 1 26,200 0 0
BUILDERS FIRSTSOURCE INC COM 12008R107 1,448 130,684 SH   DFND 1 130,684 0 0
BWX TECHNOLOGIES INC COM 05605H100 246 7,757 SH   DFND 1 7,757 0 0
BWX TECHNOLOGIES INC COM 05605H100 5,725 180,194 SH   DFND 2 180,194 0 0
CABLEVISION SYS CORP CL A NY CABLVS 12686C109 710 22,272 SH   DFND 1 22,272 0 0
CAL MAINE FOODS INC COM NEW 128030202 250 5,400 SH   DFND 1 5,400 0 0
CAMERON INTERNATIONAL CORP COM 13342B105 650 10,281 SH   DFND 3 10,281 0 0
CANADIAN PAC RY LTD COM 13645T100 817 6,404 SH   DFND 1 6,404 0 0
CANADIAN PAC RY LTD COM 13645T100 4,748 37,207 SH   DFND 2 37,207 0 0
CAPITAL ONE FINL CORP COM 14040H105 361 5,000 SH   DFND 1 5,000 0 0
CARTER INC COM 146229109 392 4,400 SH   DFND 1 4,400 0 0
CATALYST PHARMACEUTICALS INC COM 14888U101 44 18,000 SH   DFND 1 18,000 0 0
CAVIUM INC COM 14964U108 256 3,900 SH   DFND 1 3,900 0 0
CDK GLOBAL INC COM 12508E101 5,494 115,733 SH   DFND 2 115,733 0 0
CELGENE CORP COM 151020104 1,796 15,000 SH Call DFND 1 15,000 0 0
CELGENE CORP COM 151020104 479 4,000 SH   DFND 1 4,000 0 0
CEMPRA INC COM 15130J109 817 26,235 SH   DFND 1 26,235 0 0
CENTENE CORP DEL COM 15135B101 6,347 96,446 SH   DFND 1 96,446 0 0
CHECK POINT SOFTWARE TECH LT ORD M22465104 814 10,000 SH   DFND 1 10,000 0 0
CHIPMOS TECH BERMUDA LTD SHS G2110R114 297 15,000 SH   DFND 1 15,000 0 0
CHIPOTLE MEXICAN GRILL INC COM 169656105 1,056 2,200 SH Put DFND 1 2,200 0 0
CHIPOTLE MEXICAN GRILL INC COM 169656105 1,056 2,200 SH Put DFND 1 2,200 0 0
CHUBB CORP COM 171232101 2,890 24,731 SH   DFND 1 24,731 0 0
CIENA CORP COM NEW 171779309 1,035 50,000 SH   DFND 3 50,000 0 0
CIGNA CORPORATION COM 125509109 1,765 12,064 SH   DFND 1 12,064 0 0
CIGNA CORPORATION COM 125509109 4,609 31,500 SH Put DFND 1 31,500 0 0
CITRIX SYS INC COM 177376100 1,652 21,842 SH   DFND 1 21,842 0 0
CLECO CORP NEW COM 12561W105 2,598 49,770 SH   DFND 1 49,770 0 0
COBALT INTL ENERGY INC COM 19075F106 162 30,000 SH Call DFND 3 30,000 0 0
COCA COLA BOTTLING CO CONS COM 191098102 219 1,200 SH   DFND 1 1,200 0 0
CONAGRA FOODS INC COM 205887102 740 17,564 SH   DFND 1 17,564 0 0
COVENANT TRANSN GROUP INC CL A 22284P105 283 15,000 SH   DFND 1 15,000 0 0
CRACKER BARREL OLD CTRY STOR COM 22410J106 393 3,100 SH   DFND 1 3,100 0 0
CREDIT SUISSE HIGH YLD BND F SH BEN INT 22544F103 23 10,300 SH   DFND 1 10,300 0 0
DELCATH SYS INC COM NEW 24661P401 243 486,300 SH   DFND 1 486,300 0 0
DOMINION DIAMOND CORP COM 257287102 1,871 182,922 SH   DFND 1 182,922 0 0
DOMINION DIAMOND CORP COM 257287102 512 50,000 SH Call DFND 1 50,000 0 0
DOMINION RES INC VA NEW COM 25746U109 338 5,000 SH   DFND 1 5,000 0 0
DU PONT E I DE NEMOURS & CO COM 263534109 5,427 81,481 SH   DFND 2 81,481 0 0
DYAX CORP COM 26746E103 13,291 353,300 SH Put DFND 1 353,300 0 0
DYAX CORP COM 26746E103 3,739 99,400 SH Put DFND 1 99,400 0 0
DYAX CORP COM 26746E103 4,341 115,400 SH Put DFND 1 115,400 0 0
E M C CORP MASS COM 268648102 84,662 3,296,817 SH   DFND 1 3,296,817 0 0
E M C CORP MASS COM 268648102 6,019 234,400 SH Call DFND 1 234,400 0 0
E M C CORP MASS COM 268648102 1,985 77,300 SH   DFND 3 77,300 0 0
E M C CORP MASS COM 268648102 1,985 77,300 SH Put DFND 3 77,300 0 0
EARTHLINK HLDGS CORP COM 27033X101 207 27,900 SH   DFND 1 27,900 0 0
ELECTRONIC ARTS INC COM 285512109 4,441 64,619 SH   DFND 1 64,619 0 0
ELLIE MAE INC COM 28849P100 289 4,800 SH   DFND 1 4,800 0 0
ENERGY TRANSFER EQUITY L P COM UT LTD PTN 29273V100 295 21,500 SH   DFND 1 21,500 0 0
ENERGY TRANSFER EQUITY L P COM UT LTD PTN 29273V100 2,080 151,400 SH Call DFND 1 151,400 0 0
ENERGY TRANSFER PRTNRS L P UNIT LTD PARTN 29273R109 489 14,500 SH   DFND 1 14,500 0 0
ENTERPRISE PRODS PARTNERS L COM 293792107 1,016 39,722 SH   DFND 1 39,722 0 0
EXELIXIS INC COM 30161Q104 77 13,600 SH   DFND 1 13,600 0 0
EXXON MOBIL CORP COM 30231G102 232 2,971 SH   DFND 1 2,971 0 0
FACEBOOK INC CL A 30303M102 3,272 31,263 SH   DFND 1 31,263 0 0
FACEBOOK INC CL A 30303M102 1,570 15,000 SH   DFND 3 15,000 0 0
FELCOR LODGING TR INC COM 31430F101 1,131 154,965 SH   DFND 1 154,965 0 0
FIDELITY NATIONAL FINANCIAL FNF GROUP COM 31620R303 5,306 153,052 SH   DFND 2 153,052 0 0
FIDELITY NATL INFORMATION SV COM 31620M106 5,222 86,177 SH   DFND 2 86,177 0 0
FIDELITY NATL INFORMATION SV COM 31620M106 1,212 20,000 SH   DFND 3 20,000 0 0
FIRST NIAGARA FINL GP INC COM 33582V108 5,485 505,526 SH   DFND 1 505,526 0 0
GENERAL ELECTRIC CO COM 369604103 1,869 60,000 SH Put DFND 3 60,000 0 0
GENERAL ELECTRIC CO COM 369604103 249 8,000 SH Call DFND 3 8,000 0 0
GENERAL ELECTRIC CO COM 369604103 8,037 258,000 SH Call DFND 3 258,000 0 0
GENERAL ELECTRIC CO COM 369604103 5,709 183,264 SH   DFND 2 183,264 0 0
GENERAL MTRS CO COM 37045V100 54 1,600 SH Call DFND 3 1,600 0 0
GENERAL MTRS CO COM 37045V100 1,153 33,900 SH Call DFND 3 33,900 0 0
GENERAL MTRS CO COM 37045V100 85 2,500 SH   DFND 3 2,500 0 0
GENERAL MTRS CO COM 37045V100 170 5,000 SH Put DFND 3 5,000 0 0
GEVO INC COM NEW 374396208 0 30,000 SH   DFND 3 30,000 0 0
GILEAD SCIENCES INC COM 375558103 506 5,000 SH Call DFND 1 5,000 0 0
GILEAD SCIENCES INC COM 375558103 2,709 26,772 SH   DFND 1 26,772 0 0
GOODYEAR TIRE & RUBR CO COM 382550101 5,139 157,308 SH   DFND 2 157,308 0 0
HAIN CELESTIAL GROUP INC COM 405217100 2,167 53,662 SH   DFND 1 53,662 0 0
HALLIBURTON CO COM 406216101 718 21,100 SH Call DFND 1 21,100 0 0
HALLIBURTON CO COM 406216101 1,855 54,500 SH Call DFND 1 54,500 0 0
HALLIBURTON CO COM 406216101 4,687 137,689 SH   DFND 2 137,689 0 0
HANESBRANDS INC COM 410345102 881 29,950 SH   DFND 1 29,950 0 0
HEARTLAND PMT SYS INC COM 42235N108 22,834 240,810 SH   DFND 1 240,810 0 0
HERON THERAPEUTICS INC COM 427746102 1,036 38,800 SH Call DFND 3 38,800 0 0
HERON THERAPEUTICS INC COM 427746102 481 18,000 SH   DFND 3 18,000 0 0
HESS CORP COM 42809H107 440 9,066 SH   DFND 1 9,066 0 0
HORIZON PHARMA PLC SHS G4617B105 724 33,400 SH Put DFND 3 33,400 0 0
HORIZON PHARMA PLC SHS G4617B105 433 20,000 SH   DFND 1 20,000 0 0
HORIZON PHARMA PLC SHS G4617B105 748 34,500 SH   DFND 3 34,500 0 0
HORIZON PHARMA PLC SHS G4617B105 940 43,400 SH Call DFND 1 43,400 0 0
HORIZON PHARMA PLC SHS G4617B105 286 13,200 SH Call DFND 1 13,200 0 0
HORIZON PHARMA PLC SHS G4617B105 975 45,000 SH Call DFND 3 45,000 0 0
HORIZON PHARMA PLC SHS G4617B105 217 10,000 SH Call DFND 3 10,000 0 0
HOUSTON AMERN ENERGY CORP COM 44183U100 6 38,000 SH   DFND 1 38,000 0 0
HSN INC COM 404303109 365 7,200 SH   DFND 1 7,200 0 0
HUMANA INC COM 444859102 35,881 201,000 SH   DFND 1 201,000 0 0
IAC INTERACTIVECORP COM PAR $.001 44919P508 1,976 32,900 SH Call DFND 1 32,900 0 0
IAC INTERACTIVECORP COM PAR $.001 44919P508 1,612 26,844 SH   DFND 1 26,844 0 0
ICICI BK LTD ADR 45104G104 41 5,200 SH Call DFND 3 5,200 0 0
ICICI BK LTD ADR 45104G104 572 73,000 SH Call DFND 3 73,000 0 0
INFINERA CORPORATION COM 45667G103 194 10,700 SH   DFND 1 10,700 0 0
INTERNATIONAL BUSINESS MACHS COM 459200101 619 4,500 SH   DFND 1 4,500 0 0
INVESTORS BANCORP INC NEW COM 46146L101 5,324 427,997 SH   DFND 2 427,997 0 0
ISHARES MSCI JAPAN ETF 464286848 13,539 1,117,100 SH Call DFND 1 1,117,100 0 0
ISHARES MSCI MEX CAP ETF 464286822 2,845 57,100 SH Call DFND 1 57,100 0 0
ISHARES MSCI MEX CAP ETF 464286822 618 12,400 SH Call DFND 1 12,400 0 0
ISHARES MSCI MEX CAP ETF 464286822 997 20,000 SH Call DFND 1 20,000 0 0
ISHARES MSCI TURKEY ETF 464286715 4,207 115,700 SH Put DFND 1 115,700 0 0
ISHARES TR CHINA LG-CAP ETF 464287184 1,923 54,500 SH Call DFND 1 54,500 0 0
ISHARES TR CHINA LG-CAP ETF 464287184 1,952 55,300 SH Call DFND 1 55,300 0 0
ISHARES TR RUSSELL 2000 ETF 464287655 26,466 235,000 SH Put DFND 1 235,000 0 0
ISHARES TR RUSSELL 2000 ETF 464287655 16,893 150,000 SH Put DFND 1 150,000 0 0
ISHARES TR RUSSELL 2000 ETF 464287655 22,524 200,000 SH Put DFND 1 200,000 0 0
ISHARES TR RUSSELL 2000 ETF 464287655 22,524 200,000 SH Put DFND 1 200,000 0 0
ISHARES TR RUSSELL 2000 ETF 464287655 26,961 239,400 SH Put DFND 1 239,400 0 0
ISLE OF CAPRI CASINOS INC COM 464592104 166 11,900 SH   DFND 1 11,900 0 0
JACK IN THE BOX INC COM 466367109 2,296 29,928 SH   DFND 1 29,928 0 0
JARDEN CORP COM 471109108 4,018 70,350 SH   DFND 1 70,350 0 0
KATE SPADE & CO COM 485865109 3,540 199,194 SH   DFND 1 199,194 0 0
KEMPHARM INC COM 488445107 667 33,574 SH   DFND 1 33,574 0 0
KEURIG GREEN MTN INC COM 49271M100 8,944 99,400 SH Call DFND 1 99,400 0 0
KEURIG GREEN MTN INC COM 49271M100 15,720 174,700 SH Call DFND 1 174,700 0 0
KEURIG GREEN MTN INC COM 49271M100 720 8,000 SH Call DFND 3 8,000 0 0
KEURIG GREEN MTN INC COM 49271M100 18 200 SH   DFND 3 200 0 0
KEURIG GREEN MTN INC COM 49271M100 7,199 80,011 SH   DFND 1 80,011 0 0
KEYCORP NEW COM 493267108 2,622 198,800 SH Call DFND 1 198,800 0 0
KING DIGITAL ENTMT PLC ORD SHS G5258J109 259 14,500 SH Call DFND 3 14,500 0 0
KLA-TENCOR CORP COM 482480100 2,294 33,084 SH   DFND 1 33,084 0 0
LA QUINTA HLDGS INC COM 50420D108 244 17,921 SH   DFND 1 17,921 0 0
LIBERTY GLOBAL PLC SHS CL A G5480U104 6,316 149,100 SH Call DFND 1 149,100 0 0
LOCKHEED MARTIN CORP COM 539830109 326 1,500 SH   DFND 1 1,500 0 0
LPL FINL HLDGS INC COM 50212V100 5,090 119,333 SH   DFND 2 119,333 0 0
LULULEMON ATHLETICA INC COM 550021109 1,269 24,194 SH   DFND 1 24,194 0 0
MADISON SQUARE GARDEN CO NEW CL A 55825T103 749 4,630 SH   DFND 1 4,630 0 0
MAGELLAN MIDSTREAM PRTNRS LP COM UNIT RP LP 559080106 2,010 29,587 SH   DFND 1 29,587 0 0
MAIN STREET CAPITAL CORP COM 56035L104 1,658 57,000 SH Put DFND 1 57,000 0 0
MALLINCKRODT PUB LTD CO SHS G5785G107 496 6,640 SH   DFND 1 6,640 0 0
MANITOWOC INC COM 563571108 444 28,897 SH   DFND 1 28,897 0 0
MARKET VECTORS ETF TR GOLD MINER ETF 57060U100 2,116 154,200 SH Put DFND 1 154,200 0 0
MARVELL TECHNOLOGY GROUP LTD ORD G5876H105 1,302 147,600 SH Call DFND 1 147,600 0 0
MAXIMUS INC COM 577933104 394 7,000 SH   DFND 1 7,000 0 0
MCDERMOTT INTL INC COM 580037109 68 20,300 SH   DFND 1 20,300 0 0
MEDIA GEN INC NEW COM 58441K100 2,322 143,800 SH   DFND 1 143,800 0 0
METHANEX CORP COM 59151K108 248 7,500 SH   DFND 1 7,500 0 0
MGIC INVT CORP WIS COM 552848103 193 21,900 SH   DFND 1 21,900 0 0
MGM RESORTS INTERNATIONAL COM 552953101 4,620 203,324 SH   DFND 1 203,324 0 0
MICRON TECHNOLOGY INC COM 595112103 3,114 219,900 SH Call DFND 1 219,900 0 0
MICRON TECHNOLOGY INC COM 595112103 241 17,000 SH   DFND 1 17,000 0 0
MICRON TECHNOLOGY INC COM 595112103 3,706 261,700 SH Call DFND 1 261,700 0 0
MICROSOFT CORP COM 594918104 5,601 100,955 SH   DFND 2 100,955 0 0
MOLSON COORS BREWING CO CL B 60871R209 1,310 13,953 SH   DFND 1 13,953 0 0
MONDELEZ INTL INC CL A 609207105 5,635 125,674 SH   DFND 2 125,674 0 0
MSG NETWORK INC CL A 553573106 616 29,607 SH   DFND 1 29,607 0 0
MURPHY OIL CORP COM 626717102 593 26,400 SH Put DFND 3 26,400 0 0
MURPHY OIL CORP COM 626717102 593 26,400 SH   DFND 3 26,400 0 0
MYLAN N V SHS EURO N59465109 594 10,985 SH   DFND 1 10,985 0 0
MYLAN N V SHS EURO N59465109 649 12,000 SH Call DFND 3 12,000 0 0
MYLAN N V SHS EURO N59465109 141 2,600 SH Put DFND 3 2,600 0 0
NCR CORP NEW COM 62886E108 323 13,200 SH   DFND 3 13,200 0 0
NCR CORP NEW COM 62886E108 4,951 202,395 SH   DFND 2 202,395 0 0
NCR CORP NEW COM 62886E108 323 13,200 SH Put DFND 3 13,200 0 0
NETFLIX INC COM 64110L106 377 3,300 SH Put DFND 1 3,300 0 0
NEURODERM LTD ORD SHS M74231107 172 10,100 SH   DFND 1 10,100 0 0
NEWELL RUBBERMAID INC COM 651229106 4,408 100,000 SH Call DFND 1 100,000 0 0
NEWMARKET CORP COM 651587107 381 1,000 SH   DFND 1 1,000 0 0
NEXVET BIOPHARMA PUB LTD CO ORD SHS G6503X109 94 27,485 SH   DFND 1 27,485 0 0
NOBLE CORP PLC SHS USD G65431101 317 30,000 SH Call DFND 3 30,000 0 0
NORTHSTAR RLTY FIN CORP COM 66704R803 254 14,925 SH   DFND 1 14,925 0 0
NORWEGIAN CRUISE LINE HLDGS SHS G66721104 1,714 29,243 SH   DFND 1 29,243 0 0
NUTRI SYS INC NEW COM 67069D108 214 9,900 SH   DFND 1 9,900 0 0
NVIDIA CORP COM 67066G104 1,105 33,525 SH   DFND 1 33,525 0 0
NXP SEMICONDUCTORS N V COM N6596X109 3,800 45,100 SH Call DFND 1 45,100 0 0
NXP SEMICONDUCTORS N V COM N6596X109 31 171,233 SH   DFND 1 171,233 0 0
NXP SEMICONDUCTORS N V COM N6596X109 28,155 250,000 SH Put DFND 1 250,000 0 0
OCULAR THERAPEUTIX INC COM 67576A100 141 15,000 SH   DFND 1 15,000 0 0
OFFICE DEPOT INC COM 676220106 8 1,500 SH Call DFND 3 1,500 0 0
OFFICE DEPOT INC COM 676220106 12,352 2,190,150 SH   DFND 1 2,190,150 0 0
OLD DOMINION FGHT LINES INC COM 679580100 402 6,800 SH   DFND 1 6,800 0 0
ONCOTHYREON INC COM 682324108 254 114,200 SH   DFND 1 114,200 0 0
ONEOK PARTNERS LP UNIT LTD PARTN 68268N103 544 18,047 SH   DFND 1 18,047 0 0
ORGANOVO HLDGS INC COM 68620A104 149 60,000 SH   DFND 1 60,000 0 0
OVASCIENCE INC COM 69014Q101 244 25,000 SH Call DFND 3 25,000 0 0
PACKAGING CORP AMER COM 695156109 946 15,000 SH Call DFND 3 15,000 0 0
PAN AMERICAN SILVER CORP COM 697900108 369 15,970 SH   DFND 1 15,970 0 0
PAYPAL HLDGS INC COM 70450Y103 488 13,484 SH   DFND 1 13,484 0 0
PENSKE AUTOMOTIVE GRP INC COM 70959W103 394 9,300 SH   DFND 1 9,300 0 0
PEPCO HOLDINGS INC COM 713291102 767 29,500 SH   DFND 1 29,500 0 0
PEPSICO INC COM 713448108 5,474 54,782 SH   DFND 2 54,782 0 0
PFIZER INC COM 717081103 968 30,000 SH Put DFND 3 30,000 0 0
PFIZER INC COM 717081103 968 30,000 SH Call DFND 3 30,000 0 0
PFIZER INC COM 717081103 3,209 99,400 SH Put DFND 1 99,400 0 0
PFIZER INC COM 717081103 12,512 387,600 SH Put DFND 1 387,600 0 0
PFIZER INC COM 717081103 178 5,500 SH   DFND 3 5,500 0 0
PHILLIPS 66 PARTNERS LP COM UNIT REP INT 718549207 307 5,000 SH   DFND 1 5,000 0 0
PILGRIMS PRIDE CORP NEW COM 72147K108 1,698 76,854 SH   DFND 1 76,854 0 0
PINNACLE ENTMT INC COM 723456109 311 10,000 SH Call DFND 3 10,000 0 0
PINNACLE ENTMT INC COM 723456109 1,945 62,498 SH   DFND 1 62,498 0 0
PLAINS GP HLDGS L P SHS A REP LTPN 72651A108 396 41,950 SH   DFND 1 41,950 0 0
PLATFORM SPECIALTY PRODS COR COM 72766Q105 2,344 182,700 SH Call DFND 1 182,700 0 0
PLATFORM SPECIALTY PRODS COR COM 72766Q105 1,309 102,000 SH Call DFND 1 102,000 0 0
POPEYES LA KITCHEN INC COM 732872106 228 3,900 SH   DFND 1 3,900 0 0
POWERSHARES ETF TRUST II SENIOR LN PORT 73936Q769 13,570 605,800 SH Put DFND 1 605,800 0 0
POWERSHS DB MULTI SECT COMM PS DB AGRICUL FD 73936B408 12,255 594,600 SH Call DFND 1 594,600 0 0
PRECISION CASTPARTS CORP COM 740189105 83,030 357,874 SH   DFND 1 357,874 0 0
PROSHARES TR PSHS ULSHT SP500 74347B300 1,711 85,850 SH   DFND 1 85,850 0 0
PYXIS TANKERS INC COM Y71726106 22 17,500 SH   DFND 3 17,500 0 0
QUALCOMM INC COM 747525103 737 14,741 SH   DFND 1 14,741 0 0
RACKSPACE HOSTING INC COM 750086100 4,894 193,291 SH   DFND 2 193,291 0 0
RADIAN GROUP INC COM 750236101 388 29,000 SH   DFND 1 29,000 0 0
RAPTOR PHARMACEUTICAL CORP COM 75382F106 130 25,000 SH Put DFND 3 25,000 0 0
RAPTOR PHARMACEUTICAL CORP COM 75382F106 120 23,000 SH   DFND 3 23,000 0 0
RENESOLA LTD SPONS ADS 75971T103 18 10,800 SH   DFND 1 10,800 0 0
REPLIGEN CORP COM 759916109 1,400 49,500 SH Call DFND 3 49,500 0 0
REPLIGEN CORP COM 759916109 283 10,000 SH Call DFND 3 10,000 0 0
RESOURCE AMERICA INC CL A 761195205 1,919 313,052 SH   DFND 1 313,052 0 0
RITE AID CORP COM 767754104 12,493 1,593,500 SH   DFND 1 1,593,500 0 0
ROYAL DUTCH SHELL PLC SPON ADR B 780259107 15,990 347,300 SH Call DFND 1 347,300 0 0
SALLY BEAUTY HLDGS INC COM 79546E104 453 16,250 SH   DFND 1 16,250 0 0
SANCHEZ ENERGY CORP COM 79970Y105 2,228 516,857 SH   DFND 1 516,857 0 0
SANDISK CORP COM 80004C101 49,742 654,587 SH   DFND 1 654,587 0 0
SCHWAB CHARLES CORP NEW COM 808513105 723 21,950 SH   DFND 1 21,950 0 0
SCIENTIFIC GAMES CORP CL A 80874P109 2,694 300,334 SH   DFND 1 300,334 0 0
SELECT SECTOR SPDR TR SBI INT-INDS 81369Y704 4,766 89,900 SH Put DFND 1 89,900 0 0
SEMPRA ENERGY COM 816851109 385 4,100 SH   DFND 1 4,100 0 0
SERVICE CORP INTL COM 817565104 390 15,000 SH   DFND 1 15,000 0 0
SIGNET JEWELERS LIMITED SHS G81276100 408 3,300 SH   DFND 1 3,300 0 0
SIGNET JEWELERS LIMITED SHS G81276100 5,164 41,749 SH   DFND 2 41,749 0 0
SPDR GOLD TRUST GOLD SHS 78463V107 646 6,365 SH   DFND 1 6,365 0 0
SPDR INDEX SHS FDS S&P CHINA ETF 78463X400 9,561 130,100 SH Call DFND 1 130,100 0 0
SPDR SERIES TRUST S&P HOMEBUILD 78464A888 2,564 75,000 SH Call DFND 1 75,000 0 0
SPDR SERIES TRUST S&P HOMEBUILD 78464A888 6,976 204,100 SH Call DFND 1 204,100 0 0
SPDR SERIES TRUST S&P HOMEBUILD 78464A888 2,051 60,000 SH Call DFND 1 60,000 0 0
SPDR SERIES TRUST S&P OILGAS EXP 78464A730 888 29,400 SH Call DFND 3 29,400 0 0
SPDR SERIES TRUST S&P OILGAS EXP 78464A730 453 15,000 SH Call DFND 3 15,000 0 0
SPDR SERIES TRUST S&P REGL BKG 78464A698 5,005 119,400 SH Put DFND 3 119,400 0 0
SPDR SERIES TRUST S&P REGL BKG 78464A698 650 15,500 SH Put DFND 3 15,500 0 0
STAPLES INC COM 855030102 941 99,400 SH Call DFND 1 99,400 0 0
STAPLES INC COM 855030102 247 26,100 SH Call DFND 1 26,100 0 0
STARZ COM SER A 85571Q102 302 9,000 SH   DFND 1 9,000 0 0
STERLING BANCORP DEL COM 85917A100 843 51,960 SH   DFND 1 51,960 0 0
SUBURBAN PROPANE PARTNERS L UNIT LTD PARTN 864482104 597 24,556 SH   DFND 1 24,556 0 0
SUNESIS PHARMACEUTICALS INC COM NEW 867328601 0 74,900 SH   DFND 3 74,900 0 0
SUNOCO LOGISTICS PRTNRS L P COM UNITS 86764L108 1,264 49,187 SH   DFND 1 49,187 0 0
SUNOCO LP COM U REP LP 86765K109 368 9,300 SH   DFND 1 9,300 0 0
SYMETRA FINL CORP COM 87151Q106 39,050 1,229,161 SH   DFND 1 1,229,161 0 0
SYNERGY PHARMACEUTICALS DEL COM NEW 871639308 869 153,200 SH   DFND 1 153,200 0 0
SYNERGY PHARMACEUTICALS DEL COM NEW 871639308 851 150,000 SH Call DFND 1 150,000 0 0
SYNERGY PHARMACEUTICALS DEL COM NEW 871639308 69 63,410 SH   DFND 3 63,410 0 0
SYSCO CORP COM 871829107 5,474 133,502 SH   DFND 2 133,502 0 0
TECO ENERGY INC COM 872375100 2,097 78,700 SH   DFND 1 78,700 0 0
TELEDYNE TECHNOLOGIES INC COM 879360105 399 4,500 SH   DFND 1 4,500 0 0
TESLA MTRS INC COM 88160R101 314 1,308 SH   DFND 1 1,308 0 0
TEVA PHARMACEUTICAL INDS LTD ADR 881624209 2,954 45,000 SH Call DFND 1 45,000 0 0
TEVA PHARMACEUTICAL INDS LTD ADR 881624209 2,187 33,314 SH   DFND 1 33,314 0 0
TIME WARNER CABLE INC COM 88732J207 219 1,178 SH   DFND 3 1,178 0 0
TIME WARNER CABLE INC COM 88732J207 223 1,200 SH Put DFND 3 1,200 0 0
TIME WARNER CABLE INC COM 88732J207 928 5,000 SH   DFND 1 5,000 0 0
TIME WARNER INC COM NEW 887317303 1,122 17,350 SH   DFND 1 17,350 0 0
TRIBUNE MEDIA CO CL A 896047503 642 19,000 SH   DFND 1 19,000 0 0
TWENTY FIRST CENTY FOX INC CL B 90130A200 4,989 183,203 SH   DFND 2 183,203 0 0
UNILIFE CORP NEW COM 90478E103 141 285,600 SH   DFND 1 285,600 0 0
UNILIFE CORP NEW COM 90478E103 1,265 11,351 SH   DFND 1 11,351 0 0
UNITED STATES OIL FUND LP UNITS 91232N108 880 80,000 SH Call DFND 3 80,000 0 0
UNITED STATES OIL FUND LP UNITS 91232N108 385 35,000 SH Call DFND 3 35,000 0 0
UNITED STATES OIL FUND LP UNITS 91232N108 275 25,000 SH Call DFND 3 25,000 0 0
UNITED STATES OIL FUND LP UNITS 91232N108 330 30,000 SH Call DFND 3 30,000 0 0
UNITED STATES OIL FUND LP UNITS 91232N108 469 42,600 SH Call DFND 3 42,600 0 0
UNITED STATES OIL FUND LP UNITS 91232N108 330 30,000 SH Call DFND 3 30,000 0 0
USANA HEALTH SCIENCES INC COM 90328M107 370 2,900 SH   DFND 1 2,900 0 0
V F CORP COM 918204108 4,021 64,600 SH Put DFND 1 64,600 0 0
VALEANT PHARMACEUTICALS INTL COM 91911K102 6,200 60,993 SH   DFND 2 60,993 0 0
VEREIT INC COM 92339V100 5,217 658,693 SH   DFND 2 658,693 0 0
VIPER ENERGY PARTNERS LP COM UNT RP INT 92763M105 1,100 78,782 SH   DFND 1 78,782 0 0
VIRTUSA CORP COM 92827P102 203 4,900 SH   DFND 1 4,900 0 0
VMWARE INC CL A COM 928563402 4,084 72,200 SH Call DFND 1 72,200 0 0
VMWARE INC CL A COM 928563402 9,334 165,000 SH Call DFND 1 165,000 0 0
VORNADO RLTY TR SH BEN INT 929042109 4,042 40,432 SH   DFND 1 40,432 0 0
WABCO HLDGS INC COM 92927K102 399 3,900 SH   DFND 1 3,900 0 0
WEYERHAEUSER CO COM 962166104 4,783 159,528 SH   DFND 1 159,528 0 0
WHITEWAVE FOODS CO COM 966244105 389 10,000 SH   DFND 1 10,000 0 0
WILLIAMS COS INC DEL COM 969457100 684 26,600 SH Call DFND 1 26,600 0 0
WILLIAMS PARTNERS L P NEW COM UNIT LTD PAR 96949L105 279 10,000 SH Call DFND 3 10,000 0 0
WISDOMTREE TR CHINESE YUAN FD 97717W182 2,497 102,700 SH Call DFND 1 102,700 0 0
WISDOMTREE TR INDIA ERNGS FD 97717W422 2,556 128,700 SH Call DFND 1 128,700 0 0
WISDOMTREE TR INDIA ERNGS FD 97717W422 2,880 145,000 SH Call DFND 1 145,000 0 0
WISDOMTREE TR INDIA ERNGS FD 97717W422 794 40,000 SH Call DFND 1 40,000 0 0
WORLD WRESTLING ENTMT INC CL A 98156Q108 2,097 117,568 SH   DFND 1 117,568 0 0
WPX ENERGY INC COM 98212B103 77 13,500 SH   DFND 3 13,500 0 0
WPX ENERGY INC COM 98212B103 86 15,000 SH Put DFND 3 15,000 0 0
WYNDHAM WORLDWIDE CORP COM 98310W108 392 5,400 SH   DFND 1 5,400 0 0
XILINX INC COM 983919101 5,187 110,423 SH   DFND 2 110,423 0 0
YAHOO INC COM 984332106 489 14,689 SH   DFND 1 14,689 0 0
YUM BRANDS INC COM 988498101 2,462 33,700 SH Call DFND 1 33,700 0 0
YUM BRANDS INC COM 988498101 5,528 75,671 SH   DFND 2 75,671 0 0
YUM BRANDS INC COM 988498101 984 13,470 SH   DFND 1 13,470 0 0
ZOETIS INC CL A 98978V103 5,630 117,493 SH   DFND 2 117,493 0 0
ZOETIS INC CL A 98978V103 744 15,518 SH   DFND 1 15,518 0 0