Location: New York, NY
CIK: 0001055951 · Show all filings
Period: Q1 2014 (← Previous) (Next →)
Filing Date: May 15, 2014
Total Value: $8.132B (99.2% shares, 0.8% debt)
| Ticker | Issuer | Shares | Value | % | Est. Cost | Unrealized | Class | CUSIP |
|---|---|---|---|---|---|---|---|---|
| — | INTERCEPT PHARMACEUTICALS IN | 1,734,934 | $572M | 7.0% | — | — | COM | 45845P108 |
| GILD | GILEAD SCIENCES INC | 5,314,800 | $377M | 4.6% | — | — | COM | 375558103 |
| BIIB | BIOGEN IDEC INC | 1,060,700 | $324M | 4.0% | — | — | COM | 09062X103 |
| BMY | BRISTOL MYERS SQUIBB CO | 5,966,400 | $310M | 3.8% | — | — | COM | 110122108 |
| — | RELYPSA INC | 9,941,551 | $296M | 3.6% | — | — | COM | 759531106 |
| AMGN | AMGEN INC | 2,315,900 | $286M | 3.5% | — | — | COM | 031162100 |
| — | ALLERGAN INC | 2,270,000 | $282M | 3.5% | — | — | COM | 018490102 |
| ABBV | ABBVIE INC | 4,793,800 | $246M | 3.0% | — | — | COM | 00287Y109 |
| HCA | HCA HOLDINGS INC | 4,215,000 | $221M | 2.7% | — | — | COM | 40412C101 |
| ILMN | ILLUMINA INC | 1,360,500 | $202M | 2.5% | — | — | COM | 452327109 |
| — | INTERMUNE INC | 5,952,000 | $199M | 2.4% | — | — | COM | 45884X103 |
| — | CELGENE CORP | 1,371,400 | $191M | 2.4% | — | — | COM | 151020104 |
| — | MYLAN INC | 3,905,500 | $191M | 2.3% | — | — | COM | 628530107 |
| — | MEDIVATION INC | 2,724,100 | $175M | 2.2% | — | — | COM | 58501N101 |
| A | AGILENT TECHNOLOGIES INC | 3,042,600 | $170M | 2.1% | — | — | COM | 00846U101 |
| TMO | THERMO FISHER SCIENTIFIC INC | 1,393,200 | $168M | 2.1% | — | — | COM | 883556102 |
| INCY | INCYTE CORP | 3,124,000 | $167M | 2.1% | — | — | COM | 45337C102 |
| PRGO | PERRIGO CO PLC | 1,056,800 | $163M | 2.0% | — | — | SHS | G97822103 |
| REGN | REGENERON PHARMACEUTICALS | 539,000 | $162M | 2.0% | — | — | COM | 75886F107 |
| — | EXPRESS SCRIPTS HLDG CO | 2,097,000 | $157M | 1.9% | — | — | COM | 30219G108 |
| ISRG | INTUITIVE SURGICAL INC | 336,300 | $147M | 1.8% | — | — | COM NEW | 46120E602 |
| MRK | MERCK & CO INC NEW | 2,547,000 | $145M | 1.8% | — | — | COM | 58933Y105 |
| — | IMPAX LABORATORIES INC | 5,345,600 | $141M | 1.7% | — | — | COM | 45256B101 |
| PFE | PFIZER INC | 3,661,000 | $118M | 1.4% | — | — | COM | 717081103 |
| MCK | MCKESSON CORP | 579,000 | $102M | 1.3% | — | — | COM | 58155Q103 |
| — | ACTAVIS PLC | 495,000 | $102M | 1.3% | — | — | SHS | G0083B108 |
| BMRN | BIOMARIN PHARMACEUTICAL INC | 1,493,000 | $102M | 1.3% | — | — | COM | 09061G101 |
| PODD | INSULET CORP | 1,933,500 | $91.69M | 1.1% | — | — | COM | 45784P101 |
| NBIX | NEUROCRINE BIOSCIENCES INC | 5,451,000 | $87.76M | 1.1% | — | — | COM | 64125C109 |
| — | SHIRE PLC | 587,000 | $87.19M | 1.1% | — | — | SPONSORED ADR | 82481R106 |
| — | HEALTH NET INC | 2,560,000 | $87.07M | 1.1% | — | — | COM | 42222G108 |
| MOH | MOLINA HEALTHCARE INC | 2,253,000 | $84.62M | 1.0% | — | — | COM | 60855R100 |
| — | CAREFUSION CORP | 2,012,000 | $80.92M | 1.0% | — | — | COM | 14170T101 |
| — | ST JUDE MED INC | 1,146,600 | $74.98M | 0.9% | — | — | COM | 790849103 |
| SPY | SPDR S&P 500 ETF TR | 400,000 | $74.8M | 0.9% | — | — | Put | 78462F103 |
| PRTA | PROTHENA CORP PLC | 1,889,000 | $72.37M | 0.9% | — | — | SHS | G72800108 |
| ZBH | ZIMMER HLDGS INC | 716,200 | $67.74M | 0.8% | — | — | COM | 98956P102 |
| — | ACCELERON PHARMA INC | 1,867,800 | $64.44M | 0.8% | — | — | COM | 00434H108 |
| — | ARROWHEAD RESH CORP | 3,910,000 | $64.2M | 0.8% | — | — | COM NEW | 042797209 |
| LAB | FLUIDIGM CORP DEL | 1,447,200 | $63.78M | 0.8% | — | — | COM | 34385P108 |
| JNJ | JOHNSON & JOHNSON | 597,000 | $58.64M | 0.7% | — | — | COM | 478160104 |
| INFIQ | INFINITY PHARMACEUTICALS INC | 4,736,900 | $56.32M | 0.7% | — | — | COM | 45665G303 |
| SYK | STRYKER CORP | 626,700 | $51.06M | 0.6% | — | — | COM | 863667101 |
| — | AFFYMETRIX INC | 6,693,000 | $47.72M | 0.6% | — | — | COM | 00826T108 |
| OSUR | ORASURE TECHNOLOGIES INC | 5,372,000 | $42.81M | 0.5% | — | — | COM | 68554V108 |
| — | CELLDEX THERAPEUTICS INC NEW | 2,347,600 | $41.48M | 0.5% | — | — | COM | 15117B103 |
| — | ALEXION PHARMACEUTICALS INC | 267,000 | $40.62M | 0.5% | — | — | COM | 015351109 |
| BMY | BRISTOL MYERS SQUIBB CO | 750,000 | $38.96M | 0.5% | — | — | Call | 110122108 |
| LLY | LILLY ELI & CO | 543,000 | $31.96M | 0.4% | — | — | COM | 532457108 |
| — | TORNIER N V | 1,475,100 | $31.3M | 0.4% | — | — | SHS | N87237108 |
| — | ARRAY BIOPHARMA INC | 6,297,000 | $29.6M | 0.4% | — | — | COM | 04269X105 |
| — | XENOPORT INC | 5,546,100 | $28.67M | 0.4% | — | — | COM | 98411C100 |
| — | NXSTAGE MEDICAL INC | 2,113,000 | $26.92M | 0.3% | — | — | COM | 67072V103 |
| EXAS | EXACT SCIENCES CORP | 1,893,000 | $26.82M | 0.3% | — | — | COM | 30063P105 |
| — | TESARO INC | 847,800 | $24.99M | 0.3% | — | — | COM | 881569107 |
| — | INCYTE CORP | 4,242,000 | $24.98M | 0.3% | — | — | NOTE 4.750%10/0 | 45337CAJ1 |
| — | ALLERGAN INC | 200,000 | $24.82M | 0.3% | — | — | Call | 018490102 |
| — | PORTOLA PHARMACEUTICALS INC | 957,700 | $24.8M | 0.3% | — | — | COM | 737010108 |
| — | MIRATI THERAPEUTICS INC | 1,274,332 | $24.3M | 0.3% | — | — | COM | 60468T105 |
| — | DURATA THERAPEUTICS INC | 1,785,714 | $24.05M | 0.3% | — | — | COM | 26658A107 |
| IBB | ISHARES | 100,000 | $23.64M | 0.3% | — | — | Put | 464287556 |
| PTCT | PTC THERAPEUTICS INC | 830,100 | $21.7M | 0.3% | — | — | COM | 69366J200 |
| — | MEI PHARMA INC | 1,924,500 | $21.42M | 0.3% | — | — | COM NEW | 55279B202 |
| — | FIVE PRIME THERAPEUTICS INC | 1,075,400 | $21.14M | 0.3% | — | — | COM | 33830X104 |
| CERS | CERUS CORP | 4,238,000 | $20.34M | 0.3% | — | — | COM | 157085101 |
| — | MEDTRONIC INC | 323,000 | $19.88M | 0.2% | — | — | COM | 585055106 |
| — | FLUIDIGM CORP DEL | 17,000,000 | $19.39M | 0.2% | — | — | NOTE 2.750% 2/0 | 34385PAA6 |
| CAH | CARDINAL HEALTH INC | 267,000 | $18.68M | 0.2% | — | — | COM | 14149Y108 |
| — | VALEANT PHARMACEUTICALS INTL | 133,000 | $17.53M | 0.2% | — | — | COM | 91911K102 |
| — | AGENUS INC | 5,050,000 | $16.01M | 0.2% | — | — | COM NEW | 00847G705 |
| JAZZ | JAZZ PHARMACEUTICALS PLC | 115,000 | $15.95M | 0.2% | — | — | SHS USD | G50871105 |
| — | VOLCANO CORPORATION | 15,000,000 | $14.89M | 0.2% | — | — | NOTE 1.750%12/0 | 928645AB6 |
| MGNX | MACROGENICS INC | 491,897 | $13.69M | 0.2% | — | — | COM | 556099109 |
| — | AMBIT BIOSCIENCES CORP | 1,490,769 | $13.6M | 0.2% | — | — | COM | 02318X100 |
| IRWD | IRONWOOD PHARMACEUTICALS INC | 1,082,100 | $13.33M | 0.2% | — | — | COM CL A | 46333X108 |
| — | INOVIO PHARMACEUTICALS INC | 3,987,000 | $13.28M | 0.2% | — | — | COM | 45773H102 |
| AZN | ASTRAZENECA PLC | 200,000 | $12.98M | 0.2% | — | — | Call | 046353108 |
| ABBV | ABBVIE INC | 250,000 | $12.85M | 0.2% | — | — | Call | 00287Y109 |
| — | XOMA CORP DEL | 2,437,000 | $12.7M | 0.2% | — | — | COM | 98419J107 |
| — | NUVASIVE INC | 316,000 | $12.14M | 0.1% | — | — | COM | 670704105 |
| — | ALIMERA SCIENCES INC | 1,500,000 | $11.84M | 0.1% | — | — | COM | 016259103 |
| SVA | SINOVAC BIOTECH LTD | 1,637,500 | $11.79M | 0.1% | — | — | SHS | P8696W104 |
| — | PERNIX THERAPEUTICS HLDGS IN | 2,198,500 | $11.76M | 0.1% | — | — | COM | 71426V108 |
| — | ARQULE INC | 5,702,000 | $11.69M | 0.1% | — | — | COM | 04269E107 |
| LAB | FLUIDIGM CORP DEL | 100,000 | $11.41M | 0.1% | — | — | Call | 34385P108 |
| VRTX | VERTEX PHARMACEUTICALS INC | 160,000 | $11.31M | 0.1% | — | — | COM | 92532F100 |
| — | MERGE HEALTHCARE INC | 4,628,500 | $11.29M | 0.1% | — | — | COM | 589499102 |
| — | ANTARES PHARMA INC | 3,213,900 | $11.25M | 0.1% | — | — | COM | 036642106 |
| — | INSPIREMD INC | 3,395,000 | $10.36M | 0.1% | — | — | COM NEW | 45779A309 |
| EXEL | EXELIXIS INC | 2,888,000 | $10.22M | 0.1% | — | — | COM | 30161Q104 |
| — | CAREFUSION CORP | 250,000 | $10.05M | 0.1% | — | — | Call | 14170T101 |
| DVA | DAVITA HEALTHCARE PARTNERS I | 143,000 | $9.846M | 0.1% | — | — | COM | 23918K108 |
| — | MYLAN INC | 200,000 | $9.766M | 0.1% | — | — | Call | 628530107 |
| XNCR | XENCOR INC | 801,700 | $9.404M | 0.1% | — | — | COM | 98401F105 |
| — | AEGERION PHARMACEUTICALS INC | 200,000 | $9.236M | 0.1% | — | — | Put | 00767E102 |
| — | AEGERION PHARMACEUTICALS INC | 200,000 | $9.236M | 0.1% | — | — | Call | 00767E102 |
| — | SYNAGEVA BIOPHARMA CORP | 111,100 | $9.218M | 0.1% | — | — | COM | 87159A103 |
| — | REDHILL BIOPHARMA LTD | 631,580 | $8.899M | 0.1% | — | — | SPONSORED ADS | 757468103 |
| — | FOREST LABS INC | 94,000 | $8.673M | 0.1% | — | — | COM | 345838106 |
| UNH | UNITEDHEALTH GROUP INC | 102,000 | $8.363M | 0.1% | — | — | COM | 91324P102 |
| — | SUNESIS PHARMACEUTICALS INC | 1,200,000 | $7.932M | 0.1% | — | — | COM NEW | 867328601 |
| PRGO | PERRIGO CO PLC | 50,000 | $7.733M | 0.1% | — | — | Call | G97822103 |
| VNDA | VANDA PHARMACEUTICALS INC | 462,400 | $7.514M | 0.1% | — | — | COM | 921659108 |
| — | VOCERA COMMUNICATIONS INC | 447,500 | $7.308M | 0.1% | — | — | COM | 92857F107 |
| VRTX | VERTEX PHARMACEUTICALS INC | 97,100 | $6.867M | 0.1% | — | — | Put | 92532F100 |
| FATE | FATE THERAPEUTICS INC | 692,900 | $6.749M | 0.1% | — | — | COM | 31189P102 |
| ABT | ABBOTT LABS | 174,000 | $6.701M | 0.1% | — | — | COM | 002824100 |
| — | CUBIST PHARMACEUTICALS INC | 90,000 | $6.584M | 0.1% | — | — | COM | 229678107 |
| — | BLUEBIRD BIO INC | 289,000 | $6.572M | 0.1% | — | — | COM | 09609G100 |
| — | COVANCE INC | 63,000 | $6.546M | 0.1% | — | — | COM | 222816100 |
| ZTS | ZOETIS INC | 221,000 | $6.396M | 0.1% | — | — | CL A | 98978V103 |
| — | RAPTOR PHARMACEUTICAL CORP | 600,000 | $6M | 0.1% | — | — | COM | 75382F106 |
| — | GW PHARMACEUTICALS PLC | 95,500 | $5.67M | 0.1% | — | — | ADS | 36197T103 |
| — | CURIS INC | 1,950,100 | $5.499M | 0.1% | — | — | COM | 231269101 |
| GILD | GILEAD SCIENCES INC | 75,000 | $5.315M | 0.1% | — | — | Put | 375558103 |
| — | QUESTCOR PHARMACEUTICALS INC | 80,000 | $5.194M | 0.1% | — | — | COM | 74835Y101 |
| SUPN | SUPERNUS PHARMACEUTICALS INC | 580,000 | $5.185M | 0.1% | — | — | COM | 868459108 |
| — | UROPLASTY INC | 1,363,500 | $4.95M | 0.1% | — | — | COM NEW | 917277204 |
| MDXG | MIMEDX GROUP INC | 795,400 | $4.876M | 0.1% | — | — | COM | 602496101 |
| — | AETNA INC NEW | 63,000 | $4.723M | 0.1% | — | — | COM | 00817Y108 |
| CPRX | CATALYST PHARM PARTNERS INC | 1,895,000 | $4.283M | 0.1% | — | — | COM | 14888U101 |
| — | BACTERIN INTL HLDGS INC | 4,754,386 | $3.994M | 0.0% | — | — | COM | 05644R101 |
| — | DERMA SCIENCES INC | 300,000 | $3.804M | 0.0% | — | — | COM PAR $.01 | 249827502 |
| IRWD | IRONWOOD PHARMACEUTICALS INC | 300,000 | $3.696M | 0.0% | — | — | Call | 46333X108 |
| BSX | BOSTON SCIENTIFIC CORP | 271,700 | $3.673M | 0.0% | — | — | COM | 101137107 |
| — | QUESTCOR PHARMACEUTICALS INC | 50,000 | $3.247M | 0.0% | — | — | Call | 74835Y101 |
| ANGO | ANGIODYNAMICS INC | 200,000 | $3.15M | 0.0% | — | — | Call | 03475V101 |
| — | ANTHERA PHARMACEUTICALS INC | 932,750 | $3.125M | 0.0% | — | — | COM NEW | 03674U201 |
| — | HORIZON PHARMA INC | 196,000 | $2.964M | 0.0% | — | — | COM | 44047T109 |
| — | BIOLINERX LTD | 1,135,000 | $2.531M | 0.0% | — | — | SPONSORED ADR | 09071M106 |
| CERS | CERUS CORP | 500,000 | $2.4M | 0.0% | — | — | Call | 157085101 |
| — | QLT INC | 300,000 | $1.668M | 0.0% | — | — | COM | 746927102 |
| — | MANNKIND CORP | 400,000 | $1.608M | 0.0% | — | — | Put | 56400P201 |
| EXAS | EXACT SCIENCES CORP | 100,000 | $1.417M | 0.0% | — | — | Put | 30063P105 |
| — | BIODEL INC | 400,000 | $1.092M | 0.0% | — | — | COM NEW | 09064M204 |
| — | ENDOLOGIX INC | 1,000,000 | $964K | 0.0% | — | — | NOTE 2.250%12/1 | 29266SAA4 |
| — | ZOGENIX INC | 307,600 | $875K | 0.0% | — | — | Call | 98978L105 |
| — | AMARIN CORP PLC | 400,000 | $724K | 0.0% | — | — | SPONS ADR NEW | 023111206 |
| — | BIOMARIN PHARMACEUTICAL INC | 500,000 | $553K | 0.0% | — | — | NOTE 1.500%10/1 | 09061GAF8 |
| — | BIOMARIN PHARMACEUTICAL INC | 500,000 | $546K | 0.0% | — | — | NOTE 0.750%10/1 | 09061GAE1 |