Rock Springs Capital Management LP Diversified Active

CIK: 0001595725 · Show all filings

Period: Q2 2015 (← Previous) (Next →)

Filing Date: Aug 14, 2015

Total Value ($000): $1,369,933 (100.0% shares, 0.0% debt)

Holdings (117)

ABBV ABBVIE INC 3.7%
Value ($000) $50,152 Shares 746,423 Est. Cost $35.44 Unrealized +19.4%
MDT MEDTRONIC PLC 3.1%
Value ($000) $42,237 Shares 570,000 Est. Cost $58.10 Unrealized +1.2%
VALEANT PHARMACEUTICALS INTL 3.1%
Value ($000) $42,042 Shares 189,250 Est. Cost $177.34 Unrealized
ACHC ACADIA HEALTHCARE COMPANY IN 2.9%
Value ($000) $40,085 Shares 511,750 Est. Cost $57.75 Unrealized +24.6%
HCA HCA HOLDINGS INC 2.8%
Value ($000) $38,329 Shares 422,500 Est. Cost $58.97 Unrealized +26.3%
ALLERGAN PLC 2.7%
Value ($000) $36,870 Shares 121,500 Est. Cost $303.46 Unrealized
MCK MCKESSON CORP 2.5%
Value ($000) $33,609 Shares 149,500 Est. Cost $158.25 Unrealized +34.7%
SPARK THERAPEUTICS INC 2.2%
Value ($000) $30,621 Shares 508,059 Est. Cost $61.39 Unrealized
GILD GILEAD SCIENCES INC 2.2%
Value ($000) $30,148 Shares 257,500 Est. Cost $50.54 Unrealized +50.3%
RADIUS HEALTH INC 2.1%
Value ($000) $29,043 Shares 429,000 Est. Cost $42.95 Unrealized
ALEXION PHARMACEUTICALS INC 2.0%
Value ($000) $27,929 Shares 154,500 Est. Cost $158.81 Unrealized
PFE PFIZER INC 1.9%
Value ($000) $25,483 Shares 760,000 Est. Cost $20.10 Unrealized +3.3%
HUM HUMANA INC 1.8%
Value ($000) $25,153 Shares 131,500 Est. Cost $117.15 Unrealized +45.8%
AMGN AMGEN INC 1.7%
Value ($000) $23,949 Shares 156,000 Est. Cost $88.59 Unrealized +32.7%
THORATEC CORP 1.7%
Value ($000) $23,734 Shares 532,500 Est. Cost $35.78 Unrealized
CELGENE CORP 1.7%
Value ($000) $22,916 Shares 198,000 Est. Cost $120.57 Unrealized
ENVISION HEALTHCARE HLDGS IN 1.6%
Value ($000) $22,504 Shares 570,000 Est. Cost $36.18 Unrealized
RETROPHIN INC 1.6%
Value ($000) $22,376 Shares 675,000 Est. Cost $23.96 Unrealized
TEAM HEALTH HOLDINGS INC 1.5%
Value ($000) $20,416 Shares 312,500 Est. Cost $53.00 Unrealized
AETNA INC NEW 1.5%
Value ($000) $19,947 Shares 156,500 Est. Cost $86.46 Unrealized
CIGNA CORPORATION 1.4%
Value ($000) $19,764 Shares 122,000 Est. Cost $102.49 Unrealized
LLY LILLY ELI & CO 1.4%
Value ($000) $19,411 Shares 232,500 Est. Cost $58.69 Unrealized +7.7%
NBIX NEUROCRINE BIOSCIENCES INC 1.3%
Value ($000) $17,958 Shares 376,000 Est. Cost $17.96 Unrealized +136.0%
CVS CVS HEALTH CORP 1.3%
Value ($000) $17,200 Shares 164,000 Est. Cost $53.64 Unrealized +40.3%
ADAPY ADAPTIMMUNE THERAPEUTICS PLC 1.2%
Value ($000) $16,589 Shares 905,000 Est. Cost $18.33 Unrealized
TORNIER N V 1.2%
Value ($000) $16,493 Shares 660,000 Est. Cost $25.81 Unrealized
ISRG INTUITIVE SURGICAL INC 1.2%
Value ($000) $15,989 Shares 33,000 Est. Cost $48.52 Unrealized +15.3%
INOVALON HLDGS INC 1.1%
Value ($000) $15,624 Shares 560,000 Est. Cost $29.45 Unrealized
BIIB BIOGEN INC 1.1%
Value ($000) $15,612 Shares 38,650 Est. Cost $271.44 Unrealized +47.9%
CHRS COHERUS BIOSCIENCES INC 1.1%
Value ($000) $15,433 Shares 534,000 Est. Cost $21.12 Unrealized +19.7%
ADEPTUS HEALTH INC 1.0%
Value ($000) $14,249 Shares 150,000 Est. Cost $94.99 Unrealized
COLL COLLEGIUM PHARMACEUTICAL INC 1.0%
Value ($000) $13,462 Shares 754,600 Est. Cost $17.29 Unrealized 0.0%
PRTA PROTHENA CORP PLC 1.0%
Value ($000) $13,168 Shares 250,000 Est. Cost $26.90 Unrealized +46.7%
TMO THERMO FISHER SCIENTIFIC INC 0.9%
Value ($000) $12,976 Shares 100,000 Est. Cost $124.72 Unrealized +1.2%
RECEPTOS INC 0.9%
Value ($000) $12,971 Shares 68,250 Est. Cost $105.81 Unrealized
TESARO INC 0.9%
Value ($000) $12,757 Shares 217,000 Est. Cost $33.46 Unrealized
RTI SURGICAL INC 0.9%
Value ($000) $12,016 Shares 1,860,000 Est. Cost $4.28 Unrealized
HEALTHSOUTH CORP 0.9%
Value ($000) $11,860 Shares 257,500 Est. Cost $44.61 Unrealized
HEARTWARE INTL INC 0.9%
Value ($000) $11,776 Shares 162,000 Est. Cost $79.86 Unrealized
INCY INCYTE CORP 0.9%
Value ($000) $11,776 Shares 113,000 Est. Cost $51.63 Unrealized +100.5%
ADURO BIOTECH INC 0.8%
Value ($000) $10,616 Shares 350,000 Est. Cost $30.33 Unrealized
JUNO THERAPEUTICS INC 0.8%
Value ($000) $10,506 Shares 197,000 Est. Cost $52.64 Unrealized
KYTHERA BIOPHARMACEUTICALS I 0.8%
Value ($000) $10,487 Shares 139,250 Est. Cost $54.53 Unrealized
PRA HEALTH SCIENCES INC 0.8%
Value ($000) $10,354 Shares 285,000 Est. Cost $24.22 Unrealized
MEDICINES CO 0.7%
Value ($000) $9,885 Shares 345,500 Est. Cost $28.92 Unrealized
ACHILLION PHARMACEUTICALS IN 0.7%
Value ($000) $9,746 Shares 1,100,000 Est. Cost $10.20 Unrealized
ARDX ARDELYX INC 0.7%
Value ($000) $9,742 Shares 610,000 Est. Cost $12.61 Unrealized 0.0%
DVA DAVITA HEALTHCARE PARTNERS I 0.7%
Value ($000) $9,699 Shares 122,050 Est. Cost $78.15 Unrealized +5.1%
COOPER COS INC 0.7%
Value ($000) $9,610 Shares 54,000 Est. Cost $135.58 Unrealized
RARE ULTRAGENYX PHARMACEUTICAL IN 0.7%
Value ($000) $9,420 Shares 92,000 Est. Cost $50.60 Unrealized +53.5%
ENDOCHOICE HLDGS INC 0.7%
Value ($000) $9,416 Shares 575,920 Est. Cost $16.35 Unrealized
DHR DANAHER CORP DEL 0.7%
Value ($000) $9,030 Shares 105,500 Est. Cost $31.51 Unrealized +10.6%
GW PHARMACEUTICALS PLC 0.7%
Value ($000) $8,998 Shares 73,250 Est. Cost $83.57 Unrealized
INSM INSMED INC 0.7%
Value ($000) $8,913 Shares 365,000 Est. Cost $17.62 Unrealized +28.9%
PRGO PERRIGO CO PLC 0.6%
Value ($000) $8,687 Shares 47,000 Est. Cost $157.56 Unrealized +21.0%
SERES THERAPEUTICS INC 0.6%
Value ($000) $8,599 Shares 207,215 Est. Cost $41.50 Unrealized
NIVALIS THERAPEUTICS INC 0.6%
Value ($000) $8,550 Shares 564,358 Est. Cost $15.15 Unrealized
ADVAXIS INC 0.6%
Value ($000) $8,488 Shares 417,500 Est. Cost $11.49 Unrealized
ELV ANTHEM INC 0.6%
Value ($000) $8,453 Shares 51,500 Est. Cost $137.52 Unrealized 0.0%
VRTX VERTEX PHARMACEUTICALS INC 0.6%
Value ($000) $8,397 Shares 68,000 Est. Cost $81.25 Unrealized +55.1%
ZS PHARMA INC 0.6%
Value ($000) $8,330 Shares 159,000 Est. Cost $40.37 Unrealized
NOVAVAX INC 0.6%
Value ($000) $7,965 Shares 715,000 Est. Cost $5.34 Unrealized
RELYPSA INC 0.6%
Value ($000) $7,945 Shares 240,100 Est. Cost $27.34 Unrealized
GLPG GALAPAGOS NV 0.6%
Value ($000) $7,854 Shares 152,500 Est. Cost $51.50 Unrealized
INTERCEPT PHARMACEUTICALS IN 0.6%
Value ($000) $7,845 Shares 32,500 Est. Cost $197.65 Unrealized
OREXIGEN THERAPEUTICS INC 0.6%
Value ($000) $7,673 Shares 1,550,000 Est. Cost $5.64 Unrealized
BLUEBIRD BIO INC 0.6%
Value ($000) $7,577 Shares 45,000 Est. Cost $125.79 Unrealized
ATYR PHARMA INC 0.6%
Value ($000) $7,565 Shares 408,496 Est. Cost $18.52 Unrealized
OTONOMY INC 0.5%
Value ($000) $7,375 Shares 320,800 Est. Cost $22.99 Unrealized
EPIZYME INC 0.5%
Value ($000) $7,356 Shares 306,500 Est. Cost $22.35 Unrealized
KITE PHARMA INC 0.5%
Value ($000) $7,194 Shares 118,000 Est. Cost $46.24 Unrealized
IDXX IDEXX LABS INC 0.5%
Value ($000) $7,120 Shares 111,000 Est. Cost $69.23 Unrealized 0.0%
WUXI PHARMATECH CAYMAN INC 0.5%
Value ($000) $7,100 Shares 168,000 Est. Cost $36.60 Unrealized
CONNECTURE INC 0.5%
Value ($000) $6,600 Shares 625,000 Est. Cost $9.17 Unrealized
NOVADAQ TECHNOLOGIES INC 0.5%
Value ($000) $6,539 Shares 540,000 Est. Cost $14.38 Unrealized
CASTLIGHT HEALTH INC 0.5%
Value ($000) $6,512 Shares 800,000 Est. Cost $9.17 Unrealized
TBPH THERAVANCE BIOPHARMA INC 0.5%
Value ($000) $6,185 Shares 475,000 Est. Cost $20.76 Unrealized -25.3%
ASSEMBLY BIOSCIENCES INC 0.4%
Value ($000) $6,038 Shares 313,500 Est. Cost $13.24 Unrealized
INVITAE CORP 0.4%
Value ($000) $5,952 Shares 400,000 Est. Cost $15.47 Unrealized
CARDIOME PHARMA CORP 0.4%
Value ($000) $5,881 Shares 625,000 Est. Cost $9.27 Unrealized
TANDEM DIABETES CARE INC 0.4%
Value ($000) $5,799 Shares 535,000 Est. Cost $13.88 Unrealized
REGN REGENERON PHARMACEUTICALS 0.4%
Value ($000) $5,611 Shares 11,000 Est. Cost $402.47 Unrealized +20.7%
FOLD AMICUS THERAPEUTICS INC 0.4%
Value ($000) $5,342 Shares 377,500 Est. Cost $12.02 Unrealized 0.0%
INSYS THERAPEUTICS INC NEW 0.4%
Value ($000) $5,280 Shares 147,000 Est. Cost $35.92 Unrealized
AGN 5.5 03/01/18 A ALLERGAN PLC 0.4%
Value ($000) $5,228 Shares 5,000 Est. Cost $1045.60 Unrealized
MGNX MACROGENICS INC 0.4%
Value ($000) $5,221 Shares 137,500 Est. Cost $33.74 Unrealized -2.6%
CHINA CORD BLOOD CORP 0.4%
Value ($000) $5,113 Shares 830,000 Est. Cost $4.13 Unrealized
WELLCARE HEALTH PLANS INC 0.4%
Value ($000) $5,090 Shares 60,000 Est. Cost $63.98 Unrealized
INTERSECT ENT INC 0.4%
Value ($000) $5,010 Shares 175,000 Est. Cost $28.63 Unrealized
CERNER CORP 0.4%
Value ($000) $4,834 Shares 70,000 Est. Cost $72.67 Unrealized
RAPTOR PHARMACEUTICAL CORP 0.4%
Value ($000) $4,816 Shares 305,000 Est. Cost $13.29 Unrealized
PCRX PACIRA PHARMACEUTICALS INC 0.4%
Value ($000) $4,809 Shares 68,000 Est. Cost $95.70 Unrealized -17.7%
JAZZ JAZZ PHARMACEUTICALS PLC 0.3%
Value ($000) $4,578 Shares 26,000 Est. Cost $157.61 Unrealized +13.9%
ARATANA THERAPEUTICS INC 0.3%
Value ($000) $4,536 Shares 300,000 Est. Cost $15.12 Unrealized
FIBROGEN INC 0.3%
Value ($000) $4,465 Shares 190,000 Est. Cost $26.56 Unrealized
BMRN BIOMARIN PHARMACEUTICAL INC 0.3%
Value ($000) $4,445 Shares 32,500 Est. Cost $105.95 Unrealized +17.0%
DERMIRA INC 0.3%
Value ($000) $4,388 Shares 250,001 Est. Cost $17.65 Unrealized
ATHENAHEALTH INC 0.3%
Value ($000) $4,354 Shares 38,000 Est. Cost $114.58 Unrealized
ASND ASCENDIS PHARMA A S 0.3%
Value ($000) $4,243 Shares 240,000 Est. Cost $17.63 Unrealized
BIODEL INC 0.3%
Value ($000) $4,120 Shares 4,000,000 Est. Cost $1.03 Unrealized
ANTHERA PHARMACEUTICALS INC 0.3%
Value ($000) $4,051 Shares 470,000 Est. Cost $4.87 Unrealized
ILMN ILLUMINA INC 0.3%
Value ($000) $3,876 Shares 17,750 Est. Cost $92.26 Unrealized +111.7%
CIDARA THERAPEUTICS INC 0.3%
Value ($000) $3,505 Shares 250,000 Est. Cost $14.02 Unrealized
FIVE PRIME THERAPEUTICS INC 0.2%
Value ($000) $2,981 Shares 120,000 Est. Cost $20.31 Unrealized
CERULEAN PHARMA INC 0.2%
Value ($000) $2,875 Shares 625,000 Est. Cost $5.94 Unrealized
DYAX CORP 0.2%
Value ($000) $2,716 Shares 102,500 Est. Cost $26.50 Unrealized
INFIQ INFINITY PHARMACEUTICALS INC 0.2%
Value ($000) $2,354 Shares 215,000 Est. Cost $12.60 Unrealized +1.8%
PTCT PTC THERAPEUTICS INC 0.2%
Value ($000) $2,070 Shares 43,000 Est. Cost $60.86 Unrealized -4.1%
TETRAPHASE PHARMACEUTICALS I 0.1%
Value ($000) $2,040 Shares 43,000 Est. Cost $36.64 Unrealized
XENOPORT INC 0.1%
Value ($000) $1,992 Shares 325,000 Est. Cost $6.74 Unrealized
KINDRED BIOSCIENCES INC 0.1%
Value ($000) $1,876 Shares 275,000 Est. Cost $17.68 Unrealized
FLAMEL TECHNOLOGIES SA 0.1%
Value ($000) $1,589 Shares 75,000 Est. Cost $13.45 Unrealized
SCYNEXIS INC 0.1%
Value ($000) $1,547 Shares 176,000 Est. Cost $8.79 Unrealized
PBYI PUMA BIOTECHNOLOGY INC 0.1%
Value ($000) $1,284 Shares 11,000 Est. Cost $207.56 Unrealized -12.8%
VICAL INC 0.1%
Value ($000) $1,280 Shares 1,829,088 Est. Cost $0.70 Unrealized
IMMUNE DESIGN CORP 0.1%
Value ($000) $1,136 Shares 55,000 Est. Cost $20.65 Unrealized
ROKA BIOSCIENCE INC 0.0%
Value ($000) $650 Shares 250,000 Est. Cost $10.05 Unrealized