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
ALLERGAN INC COM 018490102 16,684 98,595 SH   DFND 1 0 98,595 0
ANADARKO PETE CORP COM 032511107 123,101 1,124,514 SH   DFND 1 0 1,124,514 0
ANADARKO PETE CORP COM 032511107 76,629 700,000 SH Call DFND 1 0 700,000 0
BARRETT BILL CORP COM 06846N104 3,749 140,000 SH Put DFND 1 0 140,000 0
BONANZA CREEK ENERGY INC COM 097793103 5,256 91,900 SH Put DFND 1 0 91,900 0
BOYD GAMING CORP COM 103304101 22,841 1,883,000 SH   DFND 1 0 1,883,000 0
CAMERON INTERNATIONAL CORP COM 13342B105 23,697 350,000 SH   DFND 1 0 350,000 0
CIENA CORP COM NEW 171779AD3 3,032 140,000 SH Put DFND 1 0 140,000 0
COGNIZANT TECHNOLOGY SOLUTIO CL A 192446102 6,481 132,500 SH Put DFND 1 0 132,500 0
COMPANHIA DE SANEAMENTO BASI SPONSORED ADR 20441A102 1,896 176,900 SH Call DFND 1 0 176,900 0
COMPANHIA DE SANEAMENTO BASI SPONSORED ADR 20441A102 53,603 5,000,252 SH   DFND 1 0 5,000,252 0
COMPUWARE CORP COM 205638109 73,529 7,367,593 SH   DFND 1 0 7,367,593 0
CONCUR TECHNOLOGIES INC COM 206708109 93 1,000 SH   DFND 1 0 1,000 0
CONTINENTAL RESOURCES INC COM 212015101 8,297 52,500 SH Put DFND 1 0 52,500 0
CORMEDIX INC COM 21900C100 1,414 781,440 SH   DFND 1 0 781,440 0
CORMEDIX INC *W EXP 03/24/201 21900C118 0 390,720 SH   DFND 1 0 390,720 0
CORONADO BIOSCIENCES COM 21976U109 3,571 2,076,381 SH   DFND 1 0 2,076,381 0
E M C CORP MASS COM 268648102 21,803 827,750 SH   DFND 1 0 827,750 0
EMULEX CORP COM NEW 292475209 10,055 1,764,077 SH   DFND 1 0 1,764,077 0
EQUINIX INC NOTE 3.000% 10/1 29444UAG1 8,284 4,375,000 PRN   DFND 1 0 4,375,000 0
FMC TECHNOLOGIES INC COM 30249U101 10,687 175,000 SH Put DFND 1 0 175,000 0
GAMESTOP CORP NEW CL A 36467W109 46,743 1,155,000 SH Put DFND 1 0 1,155,000 0
GULFPORT ENERGY CORP COM NEW 402635304 6,703 106,750 SH   DFND 1 0 106,750 0
HARTFORD FINL SVCS GROUP INC *W EXP 06/26/201 416515120 5,240 192,500 SH   DFND 1 0 192,500 0
HESS CORP COM 42809H107 25,959 262,500 SH Call DFND 1 0 262,500 0
HESS CORP COM 42809H107 598,770 6,054,910 SH   DFND 1 0 6,054,910 0
HITTITE MICROWAVE CORP COM 43365Y104 83,962 1,077,125 SH   DFND 1 0 1,077,125 0
INTERPUBLIC GROUP COS INC COM 460690100 21,646 1,109,498 SH   DFND 1 0 1,109,498 0
IRON MTN INC COM 462846106 37,223 1,050,001 SH   DFND 1 0 1,050,001 0
IRON MTN INC COM 462846106 7,164 202,100 SH Call DFND 1 0 202,100 0
ISHARES RUSSELL 2000 ETF 464287655 150,033 1,262,800 SH Put DFND 1 0 1,262,800 0
JUNIPER NETWORKS INC COM 48203R104 337,040 13,734,305 SH   DFND 1 0 13,734,305 0
MALLINCKRODT PUB LTD CO SHS G5785G107 25,654 320,600 SH   DFND 1 0 320,600 0
MARKET VECTORS ETF TR SEMICONDUCTOR 57060U233 25,982 525,000 SH Put DFND 1 0 525,000 0
MERITOR INC NOTE 7.875% 3/0 59001KAC4 2,822 1,750,000 PRN   DFND 1 0 1,750,000 0
MICROCHIP TECHNOLOGY INC SDCV 2.125%12/1 595017AB0 3,340 1,750,000 PRN   DFND 1 0 1,750,000 0
MURPHY USA INC COM 626755102 2,599 53,165 SH   DFND 1 0 53,165 0
NATIONAL BK HLDGS CORP CL A 633707104 25,197 1,263,654 SH   DFND 1 0 1,263,654 0
NEWMONT MINING CORP COM 651639106 5,528 217,300 SH Put DFND 1 0 217,300 0
NEWS CORP NEW CL B 65249B208 5,130 293,982 SH   DFND 1 0 293,982 0
NOBLE ENERGY INC COM 655044105 4,152 53,600 SH Put DFND 1 0 53,600 0
OI S.A. SPN ADR REP PFD 670851203 1,097 1,278,026 SH   DFND 1 0 1,278,026 0
OI S.A. SPONSORED ADR 670851104 19,196 19,851,028 SH   DFND 1 0 19,851,028 0
OMNICOM GROUP INC COM 681919106 3,561 50,000 SH Call DFND 1 0 50,000 0
ONE GAS INC COM 68235P108 894 23,669 SH   DFND 1 0 23,669 0
ONEOK INC NEW COM 682680103 6,441 94,609 SH   DFND 1 0 94,609 0
OPUS BK IRVINE CALIF COM 684000102 54,582 1,907,140 SH   DFND 1 0 1,907,140 0
ORACLE CORP COM 68389X105 7,279 179,600 SH Put DFND 1 0 179,600 0
PDC ENERGY INC COM 69327R101 1,105 17,500 SH Put DFND 1 0 17,500 0
PINNACLE ENTMT INC COM 723456109 2,644 105,000 SH Call DFND 1 0 105,000 0
POWERSHARES QQQ TRUST UNIT SER 1 73935A104 54,778 583,300 SH Put DFND 1 0 583,300 0
RIVERBED TECHNOLOGY INC COM 768573107 106,209 5,150,756 SH   DFND 1 0 5,150,756 0
SANDISK CORP NOTE 1.500% 8/1 80004CAD3 5,378 2,625,000 PRN   DFND 1 0 2,625,000 0
SELECT SECTOR SPDR TR SBI INT-ENERGY 81369Y506 57,808 577,500 SH Put DFND 1 0 577,500 0
SELECT SECTOR SPDR TR SBI INT-FINL 81369Y605 16,277 715,800 SH Put DFND 1 0 715,800 0
SELECT SECTOR SPDR TR SBI INT-INDS 81369Y704 22,002 407,000 SH Put DFND 1 0 407,000 0
SM ENERGY CO COM 78454L100 14,441 171,710 SH   DFND 1 0 171,710 0
SOLAZYME INC NOTE 6.000% 2/0 83415TAB7 420 264,000 PRN   DFND 1 0 264,000 0
SPDR SERIES TRUST S&P REGL BKG 78464A698 26,107 647,500 SH Call DFND 1 0 647,500 0
SPDR SERIES TRUST S&P OILGAS EXP 78464A730 23,038 280,000 SH Put DFND 1 0 280,000 0
SUNPOWER CORP DBCV 4.500% 3/1 867652AE9 4,815 2,625,000 PRN   DFND 1 0 2,625,000 0
SYNERGY RES CORP COM NEW 871639308 2,088 157,600 SH Put DFND 1 0 157,600 0
TESLA MTRS INC COM 88160R101 5,665 23,600 SH Put DFND 1 0 23,600 0
TWENTY FIRST CENTY FOX INC CL B 90130A200 143,451 4,192,020 SH   DFND 1 0 4,192,020 0
VMWARE INC CL A COM 928563402 25,413 262,500 SH Call DFND 1 0 262,500 0
WILLIAMS COS INC DEL COM 969457100 13,494 231,823 SH   DFND 1 0 231,823 0
ZIONS BANCORPORATION *W EXP 5/22/202 989701115 767 146,000 SH   DFND 1 0 146,000 0
ALLERGAN INC COM 018490102 30,985 183,105 SH   DFND 2 0 183,105 0
ANADARKO PETE CORP COM 032511107 142,311 1,300,000 SH Call DFND 2 0 1,300,000 0
ANADARKO PETE CORP COM 032511107 228,616 2,088,386 SH   DFND 2 0 2,088,386 0
BARRETT BILL CORP COM 06846N104 6,963 260,000 SH Put DFND 2 0 260,000 0
BONANZA CREEK ENERGY INC COM 097793103 9,757 170,600 SH Put DFND 2 0 170,600 0
BOYD GAMING CORP COM 103304101 42,419 3,497,000 SH   DFND 2 0 3,497,000 0
CAMERON INTERNATIONAL CORP COM 13342B105 44,012 650,000 SH   DFND 2 0 650,000 0
CIENA CORP COM NEW 171779AD3 5,632 260,000 SH Put DFND 2 0 260,000 0
COGNIZANT TECHNOLOGY SOLUTIO CL A 192446102 12,032 246,000 SH Put DFND 2 0 246,000 0
COMPANHIA DE SANEAMENTO BASI SPONSORED ADR 20441A102 3,523 328,600 SH Call DFND 2 0 328,600 0
COMPANHIA DE SANEAMENTO BASI SPONSORED ADR 20441A102 99,548 9,286,176 SH   DFND 2 0 9,286,176 0
COMPUWARE CORP COM 205638109 136,550 13,682,407 SH   DFND 2 0 13,682,407 0
CONCUR TECHNOLOGIES INC COM 206708109 186 2,000 SH   DFND 2 0 2,000 0
CONTINENTAL RESOURCES INC COM 212015101 15,409 97,500 SH Put DFND 2 0 97,500 0
CORONADO BIOSCIENCES COM 21976U109 2,846 1,654,898 SH   DFND 2 0 1,654,898 0
E M C CORP MASS COM 268648102 40,491 1,537,250 SH   DFND 2 0 1,537,250 0
EMULEX CORP COM NEW 292475209 18,673 3,275,923 SH   DFND 2 0 3,275,923 0
EQUINIX INC NOTE 3.000% 10/1 29444UAG1 15,385 8,125,000 PRN   DFND 2 0 8,125,000 0
FMC TECHNOLOGIES INC COM 30249U101 19,848 325,000 SH Put DFND 2 0 325,000 0
GAMESTOP CORP NEW CL A 36467W109 86,808 2,145,000 SH Put DFND 2 0 1,300,000 0
GULFPORT ENERGY CORP COM NEW 402635304 12,448 198,250 SH   DFND 2 0 198,250 0
HARTFORD FINL SVCS GROUP INC *W EXP 06/26/201 416515120 8,370 307,500 SH   DFND 2 0 307,500 0
HESS CORP COM 42809H107 48,209 487,500 SH Call DFND 2 0 487,500 0
HESS CORP COM 42809H107 1,112,027 11,245,090 SH   DFND 2 0 11,245,090 0
HITTITE MICROWAVE CORP COM 43365Y104 155,929 2,000,375 SH   DFND 2 0 2,000,375 0
INTERPUBLIC GROUP COS INC COM 460690100 40,200 2,060,502 SH   DFND 2 0 2,060,502 0
IRON MTN INC COM 462846106 69,127 1,949,999 SH   DFND 2 0 1,949,999 0
IRON MTN INC COM 462846106 13,304 375,300 SH Call DFND 2 0 375,300 0
ISHARES TR RUSSELL 2000 464287655 278,633 2,345,200 SH Put DFND 2 0 2,345,200 0
JUNIPER NETWORKS INC COM 48203R104 625,934 25,506,695 SH   DFND 2 0 25,506,695 0
MALLINCKRODT PUB LTD CO SHS G5785G107 47,644 595,400 SH   DFND 2 0 595,400 0
MARKET VECTORS ETF TR SEMICONDUCTOR 57060U233 48,253 975,000 SH Put DFND 2 0 975,000 0
MERITOR INC NOTE 7.875% 3/0 59001K100 5,241 3,250,000 PRN   DFND 2 0 3,250,000 0
MICROCHIP TECHNOLOGY INC SDCV 2.125%12/1 595017AB0 6,204 3,250,000 PRN   DFND 2 0 3,250,000 0
MURPHY USA INC COM 626755102 4,827 98,735 SH   DFND 2 0 98,735 0
NATIONAL BK HLDGS CORP CL A 633707104 46,795 2,346,782 SH   DFND 2 0 2,346,782 0
NEWMONT MINING CORP COM 651639106 10,270 403,700 SH Put DFND 2 0 403,700 0
NEWS CORP NEW CL B 65249B208 8,559 490,498 SH   DFND 2 0 490,498 0
NOBLE ENERGY INC COM 655044105 7,707 99,500 SH Put DFND 2 0 99,500 0
OI S.A. SPN ADR REP PFD 670851203 2,037 2,373,474 SH   DFND 2 0 2,373,474 0
OI S.A. SPONSORED ADR 670851104 35,650 36,866,192 SH   DFND 2 0 36,866,192 0
OMNICOM GROUP INC COM 681919106 6,623 93,000 SH Call DFND 2 0 93,000 0
ONE GAS INC COM 68235P108 1,659 43,958 SH   DFND 2 0 43,958 0
ONEOK INC NEW COM 682680103 11,962 175,703 SH   DFND 2 0 175,703 0
OPUS BK IRVINE CALIF COM 684000102 97,140 3,394,139 SH   DFND 2 0 3,394,139 0
ORACLE CORP COM 68389X105 13,513 333,400 SH Put DFND 2 0 333,400 0
PDC ENERGY INC COM 69327R101 2,052 32,500 SH Put DFND 2 0 32,500 0
PINNACLE ENTMT INC COM 723456109 4,910 195,000 SH Call DFND 2 0 195,000 0
POWERSHARES QQQ TRUST UNIT SER 1 73935A104 101,742 1,083,400 SH Put DFND 2 0 1,083,400 0
RIVERBED TECHNOLOGY INC COM 768573107 197,245 9,565,690 SH   DFND 2 0 9,565,690 0
SANDISK CORP NOTE 1.500% 8/1 80004CAD3 9,987 4,875,000 PRN   DFND 2 0 4,875,000 0
SELECT SECTOR SPDR TR SBI INT-ENERGY 81369Y506 107,357 1,072,500 SH Put DFND 2 0 1,072,500 0
SELECT SECTOR SPDR TR SBI INT-FINL 81369Y605 30,226 1,329,200 SH Put DFND 2 0 1,329,200 0
SELECT SECTOR SPDR TR SBI INT-INDS 81369Y704 40,869 756,000 SH Put DFND 2 0 756,000 0
SM ENERGY CO COM 78454L100 26,819 318,890 SH   DFND 2 0 318,890 0
SOLAZYME INC NOTE 6.000% 2/0 83415TAB7 774 486,000 PRN   DFND 2 0 486,000 0
SPDR SERIES TRUST S&P OILGAS EXP 78464A730 42,786 520,000 SH Put DFND 2 0 520,000 0
SPDR SERIES TRUST S&P REGL BKG 78464A698 48,485 1,202,500 SH Call DFND 2 0 1,202,500 0
SUNPOWER CORP DBCV 4.500% 3/1 867652AE9 8,942 4,875,000 PRN   DFND 2 0 4,875,000 0
SYNERGY RES CORP COM NEW 871639308 3,880 292,800 SH Put DFND 2 0 292,800 0
TESLA MTRS INC COM 88160R101 10,539 43,900 SH Put DFND 2 0 43,900 0
TWENTY FIRST CENTY FOX INC CL B 90130A200 253,289 7,401,784 SH   DFND 2 0 7,401,784 0
VMWARE INC CL A COM 928563402 47,195 487,500 SH Call DFND 2 0 487,500 0
WILLIAMS COS INC DEL COM 969457100 25,061 430,527 SH   DFND 2 0 430,527 0
ZIONS BANCORPORATION *W EXP 5/22/202 989701115 1,150 219,000 SH   DFND 2 0 219,000 0