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
ACADIA PHARMACEUTICALS INC COM 004225108 35,052 1,256,795 SH   DFND 01,02 0 1,256,795 0
ACCENTURE PLC IRELAND SHS CLASS A G1151C101 22,262 180,000 SH Call DFND 01,02 0 180,000 0
ADIENT PLC ORD SHS G0084W101 133,375 2,040,000 SH   DFND 01,02 0 2,040,000 0
ADVISORY BRD CO COM 00762W107 104,593 2,030,927 SH   DFND 01,02 0 2,030,927 0
ALCOA CORP COM 013872106 383,228 11,737,457 SH   DFND 01,02 0 11,737,457 0
ANTHEM INC NOTE 2.750%10/1 94973VBG1 12,888 5,000,000 PRN   DFND 01,02 0 5,000,000 0
ARCONIC INC COM 03965L100 1,157,463 51,102,133 SH   DFND 01,02 0 51,102,133 0
ARES CAP CORP COM 04010L103 18,343 1,119,863 SH   DFND 01, 02 0 1,119,863 0
ASBURY AUTOMOTIVE GROUP INC COM 043436104 14,532 256,977 SH   DFND 01,02 0 256,977 0
ATHENAHEALTH INC COM 04685W103 52,706 375,000 SH   DFND 01, 02 0 375,000 0
B RILEY FINL INC COM 05580M108 42,785 2,306,450 SH   DFND 01,02 0 2,306,450 0
BHP BILLITON PLC SPONSORED ADR 05545E209 61,832 2,010,151 SH   DFND 01,02 0 2,010,151 0
C&J ENERGY SVCS INC NEW COM 12674R100 34,430 1,004,661 SH   DFND 01,02 0 1,004,661 0
CALPINE CORP COM NEW 131347304 33,994 2,512,500 SH Call DFND 01,02 0 2,512,500 0
CDK GLOBAL INC COM 12508E101 503,307 8,110,000 SH   DFND 01,02 0 8,110,000 0
CIMAREX ENERGY CO COM 171798101 288 3,063 SH   DFND 01, 02 0 3,063 0
CITRIX SYS INC COM 177376100 564,302 7,091,000 SH   DFND 01,02 0 7,091,000 0
COGNIZANT TECHNOLOGY SOLUTIO CL A 192446102 74,663 1,124,440 SH   DFND 01,02 0 1,124,440 0
CORMEDIX INC COM 21900C100 1,785 4,166,868 SH   DFND 01,02 0 4,166,868 0
COVISINT CORP COM 22357R103 7,233 2,952,357 SH   DFND 01,02 0 2,952,357 0
DELL TECHNOLOGIES INC COM CL V 24703L103 393,390 6,437,408 SH   DFND 01,02 0 6,437,408 0
ENCANA CORP COM 292505104 329,560 37,450,000 SH   DFND 01,02 0 37,450,000 0
ENCANA CORP COM 292505104 22,000 2,500,000 SH Call DFND 01,02 0 2,500,000 0
ENERGEN CORP COM 29265N108 62,685 1,269,693 SH   DFND 01,02 0 1,269,693 0
ENERGEN CORP COM 29265N108 27,514 557,300 SH Call DFND 01,02 0 557,300 0
EOG RES INC COM 26875P101 10,636 117,500 SH Put DFND 01,02 0 117,500 0
FAIRMOUNT SANTROL HLDGS INC COM 30555Q108 18,720 4,800,000 SH   DFND 01,02 0 4,800,000 0
GIGAMON INC COM 37518B102 103,546 2,631,400 SH   DFND 01,02 0 2,631,400 0
GROUP 1 AUTOMOTIVE INC COM 398905109 19,525 308,362 SH   DFND 01,02 0 308,362 0
GTY TECHNOLOGY HOLDINGS INC UNIT 99/99/9999 G4182A110 46,244 4,400,000 SH   DFND 01,02 0 4,400,000 0
HESS CORP COM 42809H107 824,756 18,800,000 SH   DFND 01,02 0 18,800,000 0
IMPERVA INC COM 45321L100 112,862 2,358,671 SH   DFND 01,02 0 2,358,671 0
INNOCOLL HLDGS PLC SHS G4783X105 388 170,391 SH   DFND 01,02 0 170,391 0
INTEL CORP SDCV 3.250% 8/0 458140AF7 16,508 10,000,000 PRN   DFND 01,02 0 10,000,000 0
IRSA INVERSIONES Y REP S A GLOBL DEP RCPT 450047204 12,566 520,986 SH   DFND 01,02 0 520,986 0
ISHARES TR IBOXX HI YD ETF 464288513 1,370,045 15,500,000 SH Put DFND 01,02 0 15,500,000 0
ISHARES TR IBOXX HI YD ETF 464288513 44,195 500,000 SH Call DFND 01,02 0 500,000 0
ISHARES TR NASDQ BIOTEC ETF 464287556 38,884 125,400 SH Put DFND 01,02 0 125,400 0
ISHARES TR NA TEC-SFTWR ETF 464287515 30,776 225,000 SH Put DFND 01,02 0 225,000 0
ISHARES TR NA TEC-SFTWR ETF 464287515 61,551 450,000 SH Call DFND 01,02 0 450,000 0
LAM RESEARCH CORP COM 512807108 29,417 208,000 SH Put DFND 01,02 0 208,000 0
LOGMEIN INC COM 54142L109 70,528 674,910 SH   DFND 01,02 0 674,910 0
MARATHON PETE CORP COM 56585A102 258,481 4,939,435 SH   DFND 01,02 0 4,939,435 0
MARATHON PETE CORP COM 56585A102 193,621 3,700,000 SH Call DFND 01,02 0 3,700,000 0
MATLIN & PARTNERS ACQUISITIO UNIT 05/28/2021A 57682V205 29,589 2,950,000 SH   DFND 01,02 0 2,950,000 0
MICROCHIP TECHNOLOGY INC SDCV 2.125%12/1 595017AB0 16,358 5,000,000 PRN   DFND 01,02 0 5,000,000 0
MITEL NETWORKS CORP COM 60671Q104 90,023 12,248,059 SH   DFND 01,02 0 12,248,059 0
MONSANTO CO NEW COM 61166W101 52,364 442,416 SH   DFND 01,02 0 442,416 0
NEWFIELD EXPL CO COM 651290108 11,042 388,000 SH   DFND 01,02 0 388,000 0
NOMAD FOODS LTD USD ORD SHS G6564A105 15,427 1,093,368 SH   DFND 01,02 0 1,093,368 0
NORD ANGLIA EDUCATION INC SHS G6583A102 150,605 4,624,047 SH   DFND 01,02 0 4,624,047 0
NORTHERN OIL & GAS INC NEV COM 665531109 6,416 4,582,814 SH   DFND 01,02 0 4,582,814 0
NRG ENERGY INC COM NEW 629377508 337,512 19,600,000 SH   DFND 01,02 0 19,600,000 0
NXP SEMICONDUCTORS N V COM N6596X109 1,354,313 12,373,805 SH   DFND 01,02 0 12,373,805 0
OPUS BK IRVINE CALIF COM 684000102 131,144 5,419,153 SH   DFND 01,02 0 5,419,153 0
PEABODY ENERGY CORP NEW COM 704551100 518,196 21,194,102 SH   DFND 01,02 0 21,194,102 0
PLATFORM SPECIALTY PRODS COR COM 72766Q105 138,862 10,951,281 SH   DFND 01,02 0 10,951,281 0
POWERSHARES QQQ TRUST UNIT SER 1 73935A104 2,477,107 17,997,000 SH Put DFND 01,02 0 17,997,000 0
POWERSHARES QQQ TRUST UNIT SER 1 73935A104 46,977 341,300 SH   DFND 01,02 0 341,300 0
PULTE GROUP INC COM 745867101 122,650 5,000,000 SH   DFND 01,02 0 5,000,000 0
RITE AID CORP COM 767754104 8,082 2,739,600 SH Put DFND 01,02 0 2,739,600 0
ROADRUNNER TRNSN SVCS HLDG I COM 76973Q105 24,067 3,310,483 SH   DFND 01,02 0 3,310,483 0
RYANAIR HLDGS PLC SPONSORED ADR NE 783513203 105,740 982,625 SH   DFND 01,02 0 982,625 0
SANOFI RIGHT 12/31/2020 80105N113 7,773 20,454,561 SH   DFND 01,02 0 20,454,561 0
SELECT SECTOR SPDR TR ENERGY 81369Y506 574,542 8,850,000 SH Put DFND 01,02 0 8,850,000 0
SELECT SECTOR SPDR TR TECHNOLOGY 81369Y803 391,248 7,150,000 SH Put DFND 01,02 0 7,150,000 0
SELECT SECTOR SPDR TR SBI INT-UTILS 81369Y886 400,092 7,700,000 SH Put DFND 01,02 0 7,700,000 0
SELECT SECTOR SPDR TR SBI INT-UTILS 81369Y886 127,822 2,460,000 SH Call DFND 01,02 0 2,460,000 0
SIMON PPTY GROUP INC NEW COM 828806109 23,860 147,500 SH Put DFND 01,02 0 147,500 0
SONIC AUTOMOTIVE INC CL A 83545G102 17,355 892,275 SH   DFND 01,02 0 784,904 0
SPDR SERIES TRUST S&P OILGAS EXP 78464A730 726,180 22,750,000 SH Put DFND 01,02 0 22,750,000 0
SPDR SERIES TRUST S&P METALS MNG 78464A755 26,224 875,000 SH Put DFND 01,02 0 875,000 0
U S SILICA HLDGS INC COM 90346E103 12,457 351,000 SH   DFND 01,02 0 351,000 0
ULTRA PETROLEUM CORP COM NEW 903914208 2,713 250,000 SH   DFND 01,02 0 250,000 0
VANECK VECTORS ETF TR SEMICONDUCTOR ET 92189F676 321,301 3,925,000 SH Put DFND 01,02 0 3,925,000 0
VANGUARD INDEX FDS REIT ETF 922908553 64,087 770,000 SH Call DFND 01,02 0 770,000 0
VANGUARD INDEX FDS REIT ETF 922908553 99,876 1,200,000 SH Put DFND 01,02 0 1,200,000 0
VANTAGE ENERGY ACQUISITION UNIT 04/12/2024 92211L204 40,520 4,000,000 SH   DFND 01,02 0 4,000,000 0
VERISIGN INC SDCV 3.250% 8/1 92343EAD4 27,245 10,000,000 PRN   DFND 01,02 0 10,000,000 0
WYNDHAM WORLDWIDE CORP COM 98310W108 80,329 800,013 SH   DFND 01,02 0 800,013 0
ZHAOPIN LTD SPONSORED ADR 98954L103 3,790 204,509 SH   DFND 01,02 0 204,509 0
ZIONS BANCORPORATION *W EXP 5/22/202 989701115 4,698 365,000 SH   DFND 01,02 0 365,000 0