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13F-HR filed by Rock Springs Capital Management LP

Rock Springs Capital Management LP filed this 13F-HR for the quarter ended 2014-09-30, filed 2014-11-14, with 83 holding rows worth $646,405,000.

Accession
0001172661-14-001844
Filed
2014-11-14
Accepted by EDGAR
acceptance time not in the bulk data set
Ingested
Source
SEC quarterly data set

Original filing

13F report for Q3 2014

A holdings report, 83 entries on the cover page, a total value of $646,405,000 stated on the cover page (in dollars after the unit check, H1), rows summing to $646,405,000 with VALUE read as thousands by filing date, 13F file number 028-16048. The quarter's positions are built on this report. The resolved quarter.

The information table after summing rows of one CUSIP and put or call (H4), with the CUSIP and issuer name as filed. Values in dollars after the unit check (method).

Issuer as filedCUSIPClassAmountValueValue read asType
Gilead Sciences,Inc.375558103COM363,000$38,641,000thousands by filing date
MEDTRONIC INC585055106COM527,500$32,679,000thousands by filing date
AbbVie,Inc.00287Y109COM525,000$30,324,000thousands by filing date
Merck & Co.,Inc.58933Y105COM475,000$28,158,000thousands by filing date
MCKESSON CORP COM58155Q103Stock128,500$25,015,000thousands by filing date
HCA Healthcare Inc40412C101COM320,250$22,584,000thousands by filing date
ACTAVIS PLCG0083B108SHS87,750$21,172,000thousands by filing date
Amgen Inc.031162100COM145,000$20,367,000thousands by filing date
BIOGEN INC COM09062X103Stock61,350$20,295,000thousands by filing date
CELGENE CORP151020104COM166,000$15,733,000thousands by filing date
ALEXION PHARMACEUTICALS INC015351109COM89,750$14,882,000thousands by filing date
THORATEC CORP885175307COM521,000$13,926,000thousands by filing date
Thermo Fisher Scientific Inc.883556102COM108,500$13,204,000thousands by filing date
AVANIR PHARMACEUTICALS INC05348P401CL A NEW1,100,000$13,112,000thousands by filing date
THE COOPER COMPANIES216648402COM NEW68,750$10,708,000thousands by filing date
FLAMEL TECHNOLOGIES-SP ADR338488109SPON735,000$10,518,000thousands by filing date
HUMANA INC COM444859102Stock79,500$10,358,000thousands by filing date
CVS Health Corporation126650100COM130,000$10,347,000thousands by filing date
PHARMACYCLICS INC716933106COM85,250$10,011,000thousands by filing date
ENVISION HEALTHCARE HLDGS IN29413U103COM285,500$9,901,000thousands by filing date
PACIRA BIOSCIENCES INC COM695127100Stock102,000$9,886,000thousands by filing date
ACADIA HEALTHCARE COMPANY INC COM00404A109Stock203,000$9,846,000thousands by filing date
ATHENAHEALTH INC04685W103COMMON STOCK67,750$8,922,000thousands by filing date
RTI BIOLOGICS INC74975N105COM1,859,600$8,889,000thousands by filing date
HILL ROM HLDGS INC431475102COM213,000$8,825,000thousands by filing date
TEAM HEALTH HOLDINGS INC87817A107COMMON STOCK150,750$8,742,000thousands by filing date
AETNA INC NEW00817Y108COM106,000$8,586,000thousands by filing date
Intuitive Surgical,Inc.46120E602COM18,500$8,544,000thousands by filing date
VALEANT PHARMACEUTICALS INTL91911K102COM56,000$7,347,000thousands by filing date
CARDINAL HEALTH INC14149Y108COM92,250$6,911,000thousands by filing date
CIGNA CORPORATION125509109COM75,000$6,802,000thousands by filing date
Danaher Corporation235851102COM85,000$6,458,000thousands by filing date
Vertex Pharmaceuticals Incorporated92532F100COM57,500$6,458,000thousands by filing date
HEARTWARE INTL INC422368100COM82,000$6,366,000thousands by filing date
ILLUMINA INC452327109COM37,000$6,065,000thousands by filing date
MWI VETERINARY SUPPLY INC55402X105COM39,000$5,788,000thousands by filing date
STERICYCLE INC858912108COM47,000$5,478,000thousands by filing date
OREXIGEN THERAPEUTICS INC686164104COMMON STOCK1,250,000$5,325,000thousands by filing date
INCYTE CORP COM45337C102Stock103,000$5,052,000thousands by filing date
CATALENT INC USD 0.01148806102COM201,000$5,031,000thousands by filing date
NEUROCRINE BIOSCIENCES INC64125C109COM315,000$4,936,000thousands by filing date
PUMA BIOTECHNOLOGY INC74587V107COMMON STOCK20,500$4,891,000thousands by filing date
TESARO INC881569107COM177,500$4,778,000thousands by filing date
WELLCARE HEALTH PLANS INC94946T106COM76,250$4,601,000thousands by filing date
PROTHENA CORP PLC SHSG72800108Stock202,500$4,487,000thousands by filing date
RITEAID CORP767754104COM914,300$4,425,000thousands by filing date
PERRIGO CO PLC SHSG97822103Stock28,500$4,280,000thousands by filing date
AGILENT TECHNOLOGIES INC COM00846U101Stock72,500$4,131,000thousands by filing date
ALLERGAN INC018490102COM22,750$4,054,000thousands by filing date
NOVADAQ TECHNOLOGIES INC COMMON66987G102COM310,000$3,934,000thousands by filing date
CHINA CORD BLOOD CORPG21107100COM795,000$3,888,000thousands by filing date
ULTRAGENYX PHARMACEUTICAL IN90400D108COM67,500$3,821,000thousands by filing date
Tandem Diabetes Care, Inc.875372104COM277,000$3,717,000thousands by filing date
COVANCE INC222816100COM46,000$3,620,000thousands by filing date
ZS PHARMA INC98979G105Common Stock92,000$3,609,000thousands by filing date
THERAVANCE BIOPHARMA INCG8807B106COM155,500$3,584,000thousands by filing date
INTERCEPT PHARMACEUTICALS IN45845P108COM15,100$3,574,000thousands by filing date
EPIZYME INC29428V104COM131,000$3,551,000thousands by filing date
FEI CO30241L109COM47,000$3,545,000thousands by filing date
CYBERONICS23251P102COMMON STOCK67,000$3,428,000thousands by filing date
WUXI PHARMATECH CAYMAN INC929352102SPONS ADR SHS96,500$3,379,000thousands by filing date
MEDICINES CO584688105COM148,250$3,309,000thousands by filing date
THERAVANCE INC88338T104COMMON STOCK190,000$3,247,000thousands by filing date
CUBIST PHARMACEUTICALS INC229678107COM46,500$3,085,000thousands by filing date
RELYPSA INC759531106Common Stock145,000$3,058,000thousands by filing date
JAZZ PHARMACEUTICALS PLC SHS USDG50871105Stock18,250$2,930,000thousands by filing date
INFINITY PHARMACEUTICALS INC45665G303COM210,000$2,818,000thousands by filing date
KINDRED BIOSCIENCES INC COM494577109Stock275,000$2,544,000thousands by filing date
ROKA BIOSCIENCE INC775431109COM250,000$2,513,000thousands by filing date
NOVAVAX INC670002104COMMON STOCK575,000$2,398,000thousands by filing date
PFENEX INC717071104COM325,000$2,392,000thousands by filing date
VERSARTIS INC92529L102COM124,255$2,360,000thousands by filing date
KITE PHARMA INC49803L109COM82,474$2,351,000thousands by filing date
AERIE PHARMACEUTICALS INC00771V108COM99,300$2,055,000thousands by filing date
CYMABAY THERAPEUTICS INC23257D103COM300,000$2,052,000thousands by filing date
ARROWHEAD RESEARCH CORP042797209COM115,000$1,699,000thousands by filing date
RECEPTOS, INC.756207106COMMON STOCK22,500$1,397,000thousands by filing date
ENTEROMEDICS INC29365M208COM NEW1,125,000$1,384,000thousands by filing date
FIVE PRIME THERAPEUTICS INC.33830X104Common Stock115,000$1,349,000thousands by filing date
XENOPORT INC98411C100COM146,000$785,000thousands by filing date
HERON THERAPEUTICS INC427746102COM70,000$583,000thousands by filing date
CERULEAN PHARMA INC15708Q105COM85,635$361,000thousands by filing date
AVALANCHE BIOT05337G107Common Stock7,198$246,000thousands by filing date

Amendment chain

FilingRoleFiledAcceptedIngested
13F-HR 0001172661-14-001844this filing2014-11-14acceptance time not in the bulk data set