Rock Springs Capital Management LP Q4 2017 Filing
Filed February 14, 2018
Portfolio Value
$2.2B
Holdings
144
Report Date
Q4 2017
Filing Type
13F-HR
All Holdings (144 positions)
| Stock | Value |
|---|---|
UNHUNITEDHEALTH GROUP INC | $107.4M |
—ADVANCED ACCELERATOR APPLIC | $67.4M |
CICIGNA CORPORATION | $65.2M |
ALXNALEXION PHARMACEUTICALS INC | $57.4M |
ISRGINTUITIVE SURGICAL INC | $52.5M |
PCRXPACIRA PHARMACEUTICALS INC | $50.5M |
MRKMERCK & CO INC | $47.9M |
—GW PHARMACEUTICALS PLC | $46.7M |
—TESARO INC | $45.5M |
PRAHPRA HEALTH SCIENCES INC | $43.5M |
MOHMOLINA HEALTHCARE INC | $43.5M |
—AETNA INC NEW | $43.1M |
ACHCACADIA HEALTHCARE COMPANY IN | $40.9M |
NBIXNEUROCRINE BIOSCIENCES INC | $37.7M |
PBYIPUMA BIOTECHNOLOGY INC | $36.9M |
COLLCOLLEGIUM PHARMACEUTICAL INC | $34.8M |
—SPARK THERAPEUTICS INC | $31.6M |
CELGCELGENE CORP | $31.6M |
MDGLMADRIGAL PHARMACEUTICALS INC | $31.4M |
—RADIUS HEALTH INC | $30.0M |
PENPENUMBRA INC | $29.2M |
JNJJOHNSON & JOHNSON | $27.9M |
WCGEURWELLCARE HEALTH PLANS INC | $26.9M |
—LOXO ONCOLOGY INC | $26.1M |
ONCBEIGENE LTD | $26.0M |
VRTXVERTEX PHARMACEUTICALS INC | $25.7M |
EXASEXACT SCIENCES CORP | $22.9M |
TFXTELEFLEX INC | $22.8M |
IRTCIRHYTHM TECHNOLOGIES INC | $22.8M |
GILDGILEAD SCIENCES INC | $22.5M |
—MERSANA THERAPEUTICS INC | $21.8M |
EWEDWARDS LIFESCIENCES CORP | $21.4M |
TMOTHERMO FISHER SCIENTIFIC INC | $20.9M |
ASMBASSEMBLY BIOSCIENCES INC | $20.4M |
SYKSTRYKER CORP | $19.6M |
—AVEXIS INC | $19.4M |
IM8NINSMED INC | $19.1M |
—MEDICINES CO | $18.9M |
WTWWILLIS TOWERS WATSON PUB LTD | $18.5M |
TBPHTHERAVANCE BIOPHARMA INC | $18.2M |
GLPGGALAPAGOS NV | $17.3M |
INCYINCYTE CORP | $17.3M |
BIIBBIOGEN INC | $16.9M |
JAZZJAZZ PHARMACEUTICALS PLC | $16.7M |
—EPIZYME INC | $16.6M |
ALNYALNYLAM PHARMACEUTICALS INC | $16.5M |
—AUDENTES THERAPEUTICS INC | $16.4M |
AMRNAMARIN CORP PLC | $15.8M |
—PORTOLA PHARMACEUTICALS INC | $15.8M |
CLVSEURCLOVIS ONCOLOGY INC | $15.7M |
—WRIGHT MED GROUP N V | $15.5M |
FGENEURFIBROGEN INC | $15.4M |
ARDXARDELYX INC | $15.0M |
BAXBAXTER INTL INC | $14.9M |
AFWALIGN TECHNOLOGY INC | $14.8M |
ZBHZIMMER BIOMET HLDGS INC | $14.4M |
SRPTSAREPTA THERAPEUTICS INC | $14.4M |
ANABANAPTYSBIO INC | $14.3M |
HOLXHOLOGIC INC | $14.3M |
AXGNAXOGEN INC | $13.5M |
AM6AMICUS THERAPEUTICS INC | $13.1M |
—HEALTHSOUTH CORP | $13.1M |
PRTAPROTHENA CORP PLC | $12.6M |
—ALDER BIOPHARMACEUTICALS INC | $12.1M |
NVTA1EURINVITAE CORP | $11.9M |
—DERMIRA INC | $11.7M |
ASNDASCENDIS PHARMA A S | $11.2M |
—INTERSECT ENT INC | $11.2M |
BMRNBIOMARIN PHARMACEUTICAL INC | $11.1M |
—AIMMUNE THERAPEUTICS INC | $11.1M |
2L9BLUEPRINT MEDICINES CORP | $11.0M |
—JUNO THERAPEUTICS INC | $10.5M |
—ODONATE THERAPEUTICS INC | $10.3M |
ACRSACLARIS THERAPEUTICS INC | $10.2M |
RIGLUSDRIGEL PHARMACEUTICALS INC | $9.6M |
INGNINOGEN INC | $9.5M |
—FIVE PRIME THERAPEUTICS INC | $9.3M |
HQYHEALTHEQUITY INC | $9.1M |
—ZOGENIX INC | $9.0M |
—CHINA CORD BLOOD CORP | $8.8M |
—RETROPHIN INC | $8.4M |
—OBSEVA SA | $8.2M |
—ALMOST FAMILY INC | $8.2M |
—PARATEK PHARMACEUTICALS INC | $8.1M |
—BLUEBIRD BIO INC | $8.0M |
—RTI SURGICAL INC | $8.0M |
RAREULTRAGENYX PHARMACEUTICAL IN | $7.6M |
SG7SAGE THERAPEUTICS INC | $7.4M |
ARNAEURARENA PHARMACEUTICALS INC | $7.3M |
—THERAPEUTICSMD INC | $7.1M |
SGENEURSEATTLE GENETICS INC | $6.7M |
—BIOHAVEN PHARMACTL HLDG CO L | $6.6M |
—CLEMENTIA PHARMACEUTICALS IN | $6.5M |
CLSDUSDCLEARSIDE BIOMEDICAL INC | $6.5M |
—ACHILLION PHARMACEUTICALS IN | $6.5M |
—STERIS PLC | $6.5M |
ZLABZAI LAB LTD | $6.3M |
—ABLYNX NV | $6.2M |
SPROSPERO THERAPEUTICS INC | $6.2M |
TTPHEURTETRAPHASE PHARMACEUTICALS I | $6.0M |
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