0001172661-14-001844.txt : 20141114 0001172661-14-001844.hdr.sgml : 20141114 20141114161058 ACCESSION NUMBER: 0001172661-14-001844 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20140930 FILED AS OF DATE: 20141114 DATE AS OF CHANGE: 20141114 EFFECTIVENESS DATE: 20141114 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Rock Springs Capital Management LP CENTRAL INDEX KEY: 0001595725 IRS NUMBER: 800944416 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-16048 FILM NUMBER: 141224214 BUSINESS ADDRESS: STREET 1: 650 SOUTH EXETER STREET CITY: BALTIMORE STATE: MD ZIP: 21202 BUSINESS PHONE: 4102200129 MAIL ADDRESS: STREET 1: 650 SOUTH EXETER STREET CITY: BALTIMORE STATE: MD ZIP: 21202 13F-HR 1 primary_doc.xml 13F-HR LIVE false true false 0001595725 XXXXXXXX 09-30-2014 09-30-2014 false Rock Springs Capital Management LP

650 South Exeter Street Baltimore MD 21202

13F HOLDINGS REPORT 028-16048 N Evans Apeadu 410-220-0129 /s/ Evans Apeadu Baltimore MD 11-14-2014 0 83 646405 INFORMATION TABLE 2 infotable.xml ABBVIE INC COM 00287Y109 30324 525000 SH SOLE 525000 0 0 ACADIA HEALTHCARE COMPANY IN COM 00404A109 9846 203000 SH SOLE 203000 0 0 ACTAVIS PLC SHS G0083B108 21172 87750 SH SOLE 87750 0 0 AERIE PHARMACEUTICALS INC COM 00771V108 2055 99300 SH SOLE 99300 0 0 AETNA INC NEW COM 00817Y108 8586 106000 SH SOLE 106000 0 0 AGILENT TECHNOLOGIES INC COM 00846U101 4131 72500 SH SOLE 72500 0 0 ALEXION PHARMACEUTICALS INC COM 015351109 14882 89750 SH SOLE 89750 0 0 ALLERGAN INC COM 018490102 4054 22750 SH SOLE 22750 0 0 AMGEN INC COM 031162100 20367 145000 SH SOLE 145000 0 0 ARROWHEAD RESH CORP COM NEW 042797209 1699 115000 SH SOLE 115000 0 0 ATHENAHEALTH INC COM 04685W103 8922 67750 SH SOLE 67750 0 0 AVALANCHE BIOTECHNOLOGIES IN COM 05337G107 246 7198 SH SOLE 7198 0 0 AVANIR PHARMACEUTICALS INC CL A NEW 05348P401 13112 1100000 SH SOLE 1100000 0 0 BIOGEN IDEC INC COM 09062X103 20295 61350 SH SOLE 61350 0 0 CARDINAL HEALTH INC COM 14149Y108 6911 92250 SH SOLE 92250 0 0 CATALENT INC COM 148806102 5031 201000 SH SOLE 201000 0 0 CELGENE CORP COM 151020104 15733 166000 SH SOLE 166000 0 0 CERULEAN PHARMA INC COM 15708Q105 361 85635 SH SOLE 85635 0 0 CHINA CORD BLOOD CORP SHS G21107100 3888 795000 SH SOLE 795000 0 0 CIGNA CORPORATION COM 125509109 6802 75000 SH SOLE 75000 0 0 COOPER COS INC COM NEW 216648402 10708 68750 SH SOLE 68750 0 0 COVANCE INC COM 222816100 3620 46000 SH SOLE 46000 0 0 CUBIST PHARMACEUTICALS INC COM 229678107 3085 46500 SH SOLE 46500 0 0 CVS HEALTH CORP COM 126650100 10347 130000 SH SOLE 130000 0 0 CYBERONICS INC COM 23251P102 3428 67000 SH SOLE 67000 0 0 CYMABAY THERAPEUTICS INC COM 23257D103 2052 300000 SH SOLE 300000 0 0 DANAHER CORP DEL COM 235851102 6458 85000 SH SOLE 85000 0 0 ENTEROMEDICS INC COM NEW 29365M208 1384 1125000 SH SOLE 1125000 0 0 ENVISION HEALTHCARE HLDGS IN COM 29413U103 9901 285500 SH SOLE 285500 0 0 EPIZYME INC COM 29428V104 3551 131000 SH SOLE 131000 0 0 FEI CO COM 30241L109 3545 47000 SH SOLE 47000 0 0 FIVE PRIME THERAPEUTICS INC COM 33830X104 1349 115000 SH SOLE 115000 0 0 FLAMEL TECHNOLOGIES SA SPONSORED ADR 338488109 10518 735000 SH SOLE 735000 0 0 GILEAD SCIENCES INC COM 375558103 38641 363000 SH SOLE 363000 0 0 HCA HOLDINGS INC COM 40412C101 22584 320250 SH SOLE 320250 0 0 HEARTWARE INTL INC COM 422368100 6366 82000 SH SOLE 82000 0 0 HERON THERAPEUTICS INC COM 427746102 583 70000 SH SOLE 70000 0 0 HILL ROM HLDGS INC COM 431475102 8825 213000 SH SOLE 213000 0 0 HUMANA INC COM 444859102 10358 79500 SH SOLE 79500 0 0 ILLUMINA INC COM 452327109 6065 37000 SH SOLE 37000 0 0 INCYTE CORP COM 45337C102 5052 103000 SH SOLE 103000 0 0 INFINITY PHARMACEUTICALS INC COM 45665G303 2818 210000 SH SOLE 210000 0 0 INTERCEPT PHARMACEUTICALS IN COM 45845P108 3574 15100 SH SOLE 15100 0 0 INTUITIVE SURGICAL INC COM NEW 46120E602 8544 18500 SH SOLE 18500 0 0 JAZZ PHARMACEUTICALS PLC SHS USD G50871105 2930 18250 SH SOLE 18250 0 0 KINDRED BIOSCIENCES INC COM 494577109 2544 275000 SH SOLE 275000 0 0 KITE PHARMA INC COM 49803L109 2351 82474 SH SOLE 82474 0 0 MCKESSON CORP COM 58155Q103 25015 128500 SH SOLE 128500 0 0 MEDICINES CO COM 584688105 3309 148250 SH SOLE 148250 0 0 MEDTRONIC INC COM 585055106 32679 527500 SH SOLE 527500 0 0 MERCK & CO INC NEW COM 58933Y105 28158 475000 SH SOLE 475000 0 0 MWI VETERINARY SUPPLY INC COM 55402X105 5788 39000 SH SOLE 39000 0 0 NEUROCRINE BIOSCIENCES INC COM 64125C109 4936 315000 SH SOLE 315000 0 0 NOVADAQ TECHNOLOGIES INC COM 66987G102 3934 310000 SH SOLE 310000 0 0 NOVAVAX INC COM 670002104 2398 575000 SH SOLE 575000 0 0 OREXIGEN THERAPEUTICS INC COM 686164104 5325 1250000 SH SOLE 1250000 0 0 PACIRA PHARMACEUTICALS INC COM 695127100 9886 102000 SH SOLE 102000 0 0 PERRIGO CO PLC SHS G97822103 4280 28500 SH SOLE 28500 0 0 PFENEX INC COM 717071104 2392 325000 SH SOLE 325000 0 0 PHARMACYCLICS INC COM 716933106 10011 85250 SH SOLE 85250 0 0 PROTHENA CORP PLC SHS G72800108 4487 202500 SH SOLE 202500 0 0 PUMA BIOTECHNOLOGY INC COM 74587V107 4891 20500 SH SOLE 20500 0 0 RECEPTOS INC COM 756207106 1397 22500 SH SOLE 22500 0 0 RELYPSA INC COM 759531106 3058 145000 SH SOLE 145000 0 0 RITE AID CORP COM 767754104 4425 914300 SH SOLE 914300 0 0 ROKA BIOSCIENCE INC COM 775431109 2513 250000 SH SOLE 250000 0 0 RTI SURGICAL INC COM 74975N105 8889 1859600 SH SOLE 1859600 0 0 STERICYCLE INC COM 858912108 5478 47000 SH SOLE 47000 0 0 TANDEM DIABETES CARE INC COM 875372104 3717 277000 SH SOLE 277000 0 0 TEAM HEALTH HOLDINGS INC COM 87817A107 8742 150750 SH SOLE 150750 0 0 TESARO INC COM 881569107 4778 177500 SH SOLE 177500 0 0 THERAVANCE BIOPHARMA INC COM G8807B106 3584 155500 SH SOLE 155500 0 0 THERAVANCE INC COM 88338T104 3247 190000 SH SOLE 190000 0 0 THERMO FISHER SCIENTIFIC INC COM 883556102 13204 108500 SH SOLE 108500 0 0 THORATEC CORP COM NEW 885175307 13926 521000 SH SOLE 521000 0 0 ULTRAGENYX PHARMACEUTICAL IN COM 90400D108 3821 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