Rock Springs Capital Management LP Diversified Active

CIK: 0001595725 · Show all filings

Period: Q1 2014 (← Previous) (Next →)

Filing Date: May 15, 2014

Total Value ($000): $433,561 (100.0% shares, 0.0% debt)

Holdings (75)

JNJ JOHNSON & JOHNSON 5.7%
Value ($000) $24,558 Shares 250,000 Est. Cost $66.63 Unrealized 0.0%
GILD GILEAD SCIENCES INC 5.4%
Value ($000) $23,455 Shares 331,000 Est. Cost $49.23 Unrealized +10.7%
ABBV ABBVIE INC 4.3%
Value ($000) $18,504 Shares 360,000 Est. Cost $30.80 Unrealized +2.2%
BIIB BIOGEN IDEC INC 3.9%
Value ($000) $16,899 Shares 55,250 Est. Cost $261.04 Unrealized +21.6%
MCK MCKESSON CORP 3.7%
Value ($000) $16,156 Shares 91,500 Est. Cost $146.65 Unrealized +9.2%
UNH UNITEDHEALTH GROUP INC 3.4%
Value ($000) $14,840 Shares 181,000 Est. Cost $60.45 Unrealized +2.8%
THORATEC CORP 3.3%
Value ($000) $14,360 Shares 401,000 Est. Cost $36.35 Unrealized
AMGN AMGEN INC 3.3%
Value ($000) $14,184 Shares 115,000 Est. Cost $82.92 Unrealized +4.8%
INTERMUNE INC 3.2%
Value ($000) $13,723 Shares 410,000 Est. Cost $27.76 Unrealized
TMO THERMO FISHER SCIENTIFIC INC 3.0%
Value ($000) $12,896 Shares 107,250 Est. Cost $102.60 Unrealized +11.6%
XLV SELECT SECTOR SPDR TR 2.7%
Value ($000) $11,698 Shares 200,000 Est. Cost $55.44 Unrealized
ACTAVIS PLC 2.7%
Value ($000) $11,579 Shares 56,250 Est. Cost $189.36 Unrealized
CELGENE CORP 2.5%
Value ($000) $10,749 Shares 77,000 Est. Cost $163.25 Unrealized
FLAMEL TECHNOLOGIES SA 2.3%
Value ($000) $10,050 Shares 750,000 Est. Cost $13.40 Unrealized
BMY BRISTOL MYERS SQUIBB CO 2.2%
Value ($000) $9,637 Shares 185,500 Est. Cost $34.21 Unrealized +5.0%
A AGILENT TECHNOLOGIES INC 2.0%
Value ($000) $8,668 Shares 155,000 Est. Cost $34.80 Unrealized +7.3%
CVS CVS CAREMARK CORPORATION 2.0%
Value ($000) $8,459 Shares 113,000 Est. Cost $48.78 Unrealized +4.8%
COOPER COS INC 1.9%
Value ($000) $8,310 Shares 60,500 Est. Cost $133.66 Unrealized
ISRG INTUITIVE SURGICAL INC 1.9%
Value ($000) $8,103 Shares 18,500 Est. Cost $42.35 Unrealized +11.2%
HUM HUMANA INC 1.7%
Value ($000) $7,383 Shares 65,500 Est. Cost $91.74 Unrealized +3.2%
ALEXION PHARMACEUTICALS INC 1.7%
Value ($000) $7,378 Shares 48,500 Est. Cost $133.06 Unrealized
VALEANT PHARMACEUTICALS INTL 1.6%
Value ($000) $6,987 Shares 53,000 Est. Cost $119.04 Unrealized
ILMN ILLUMINA INC 1.5%
Value ($000) $6,318 Shares 42,500 Est. Cost $91.59 Unrealized +60.4%
TEAM HEALTH HOLDINGS INC 1.3%
Value ($000) $5,426 Shares 121,250 Est. Cost $45.52 Unrealized
OREXIGEN THERAPEUTICS INC 1.2%
Value ($000) $5,395 Shares 830,000 Est. Cost $5.95 Unrealized
CAH CARDINAL HEALTH INC 1.2%
Value ($000) $5,318 Shares 76,000 Est. Cost $45.19 Unrealized +11.7%
FOREST LABS INC 1.1%
Value ($000) $4,983 Shares 54,000 Est. Cost $71.97 Unrealized
NBIX NEUROCRINE BIOSCIENCES INC 1.1%
Value ($000) $4,830 Shares 300,000 Est. Cost $17.10 Unrealized 0.0%
HEARTWARE INTL INC 1.1%
Value ($000) $4,689 Shares 50,000 Est. Cost $93.89 Unrealized
WALGREEN CO 1.1%
Value ($000) $4,655 Shares 70,500 Est. Cost $58.23 Unrealized
ENVISION HEALTHCARE HLDGS IN 1.1%
Value ($000) $4,652 Shares 137,500 Est. Cost $33.83 Unrealized
PRGO PERRIGO CO PLC 1.0%
Value ($000) $4,408 Shares 28,500 Est. Cost $157.83 Unrealized 0.0%
INTERCEPT PHARMACEUTICALS IN 1.0%
Value ($000) $4,287 Shares 13,000 Est. Cost $68.30 Unrealized
PCRX PACIRA PHARMACEUTICALS INC 1.0%
Value ($000) $4,269 Shares 61,000 Est. Cost $55.24 Unrealized +23.1%
TESARO INC 0.9%
Value ($000) $3,818 Shares 129,500 Est. Cost $28.92 Unrealized
UHS UNIVERSAL HLTH SVCS INC 0.9%
Value ($000) $3,693 Shares 45,000 Est. Cost $76.31 Unrealized +0.5%
STERICYCLE INC 0.8%
Value ($000) $3,522 Shares 31,000 Est. Cost $113.61 Unrealized
HCA HCA HOLDINGS INC 0.8%
Value ($000) $3,518 Shares 67,000 Est. Cost $43.40 Unrealized +6.6%
FIVE PRIME THERAPEUTICS INC 0.8%
Value ($000) $3,441 Shares 175,000 Est. Cost $19.66 Unrealized
MEDICINES CO 0.8%
Value ($000) $3,410 Shares 120,000 Est. Cost $31.18 Unrealized
INCY INCYTE CORP 0.8%
Value ($000) $3,399 Shares 63,500 Est. Cost $49.94 Unrealized +24.3%
COVANCE INC 0.8%
Value ($000) $3,377 Shares 32,500 Est. Cost $91.49 Unrealized
WELLCARE HEALTH PLANS INC 0.8%
Value ($000) $3,271 Shares 51,500 Est. Cost $65.73 Unrealized
PHARMACYCLICS INC 0.7%
Value ($000) $3,157 Shares 31,500 Est. Cost $103.49 Unrealized
ATHENAHEALTH INC 0.7%
Value ($000) $3,125 Shares 19,500 Est. Cost $134.51 Unrealized
CRL CHARLES RIV LABS INTL INC 0.7%
Value ($000) $2,987 Shares 49,500 Est. Cost $58.29 Unrealized 0.0%
DICERNA PHARMACEUTICALS INC 0.7%
Value ($000) $2,966 Shares 105,000 Est. Cost $28.25 Unrealized
CHINA CORD BLOOD CORP 0.7%
Value ($000) $2,870 Shares 717,500 Est. Cost $4.00 Unrealized
FEI CO 0.7%
Value ($000) $2,833 Shares 27,500 Est. Cost $90.84 Unrealized
RTI SURGICAL INC 0.6%
Value ($000) $2,800 Shares 686,382 Est. Cost $4.08 Unrealized
JAZZ JAZZ PHARMACEUTICALS PLC 0.6%
Value ($000) $2,739 Shares 19,750 Est. Cost $119.56 Unrealized +25.9%
MYLAN INC 0.6%
Value ($000) $2,588 Shares 53,000 Est. Cost $45.09 Unrealized
THERAVANCE INC 0.6%
Value ($000) $2,576 Shares 83,250 Est. Cost $34.51 Unrealized
RARE ULTRAGENYX PHARMACEUTICAL IN 0.6%
Value ($000) $2,518 Shares 51,500 Est. Cost $51.48 Unrealized 0.0%
PRTA PROTHENA CORP PLC 0.6%
Value ($000) $2,490 Shares 65,000 Est. Cost $32.24 Unrealized 0.0%
CERNER CORP 0.5%
Value ($000) $2,363 Shares 42,000 Est. Cost $55.84 Unrealized
REGN REGENERON PHARMACEUTICALS 0.5%
Value ($000) $2,252 Shares 7,500 Est. Cost $306.39 Unrealized 0.0%
CUBIST PHARMACEUTICALS INC 0.5%
Value ($000) $2,195 Shares 30,000 Est. Cost $70.65 Unrealized
CASTLIGHT HEALTH INC 0.5%
Value ($000) $2,122 Shares 100,000 Est. Cost $21.22 Unrealized
RECEPTOS INC 0.5%
Value ($000) $2,097 Shares 50,000 Est. Cost $41.94 Unrealized
MD MEDNAX INC 0.5%
Value ($000) $2,014 Shares 32,500 Est. Cost $53.73 Unrealized +8.3%
ADVISORY BRD CO 0.5%
Value ($000) $1,997 Shares 31,075 Est. Cost $63.80 Unrealized
WUXI PHARMATECH CAYMAN INC 0.4%
Value ($000) $1,935 Shares 52,500 Est. Cost $37.83 Unrealized
KINDRED BIOSCIENCES INC 0.4%
Value ($000) $1,714 Shares 92,500 Est. Cost $18.53 Unrealized
ALKS ALKERMES PLC 0.4%
Value ($000) $1,565 Shares 35,500 Est. Cost $40.60 Unrealized +17.2%
NOVAVAX INC 0.3%
Value ($000) $1,472 Shares 325,000 Est. Cost $4.93 Unrealized
ARROWHEAD RESH CORP 0.3%
Value ($000) $1,232 Shares 75,000 Est. Cost $16.43 Unrealized
ENTEROMEDICS INC 0.3%
Value ($000) $1,183 Shares 650,000 Est. Cost $1.94 Unrealized
INFIQ INFINITY PHARMACEUTICALS INC 0.3%
Value ($000) $1,159 Shares 97,500 Est. Cost $14.11 Unrealized -4.9%
VRTX VERTEX PHARMACEUTICALS INC 0.3%
Value ($000) $1,132 Shares 16,000 Est. Cost $69.64 Unrealized +13.7%
AVANIR PHARMACEUTICALS INC 0.3%
Value ($000) $1,101 Shares 300,000 Est. Cost $3.36 Unrealized
GW PHARMACEUTICALS PLC 0.2%
Value ($000) $1,054 Shares 17,750 Est. Cost $59.38 Unrealized
EXEL EXELIXIS INC 0.2%
Value ($000) $881 Shares 249,000 Est. Cost $6.03 Unrealized +13.0%
CONCERT PHARMACEUTICALS INC 0.2%
Value ($000) $801 Shares 59,553 Est. Cost $13.45 Unrealized
PBYI PUMA BIOTECHNOLOGY INC 0.1%
Value ($000) $388 Shares 3,728 Est. Cost $58.69 Unrealized +100.3%