Rock Springs Capital Management Lp (1595725) Portfolio


Number of Companies: 54
Inflow: $71,799 K
Outflow: $-16,272 K
Net Flow: $55,526 K
2016-03-31: Recent SEC Filing
2015-12-31: Previous SEC Filing


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Mffais Overall Rank Mffais Industry Rank Company Industry Shares Action Qty Chg Close Price Mffais Flow(K) Current Value (K)
3014 6 Bristol-Myers Squibb Co (BMY) Large Pharma 170,000 New Holding 170,000 $63.88 $10,859 $10,859
2864 28 Edwards Lifesciences Corp (EW) Medical Devices 76,000 New Holding 76,000 $88.20 $6,703 $6,703
249 6 Alkermes Plc (ALKS) Specialty Pharma 194,500 New Holding 194,500 $34.18 $6,649 $6,649
2797 69 Anacor Pharmaceuticals Inc (ANAC) Specialty Pharma 177,500 Added More 100,500 $53.45 $5,371 $9,487
2965 54 Alexion Pharmaceuticals Inc (ALXN) Biotech 227,750 Added More 34,750 $139.22 $4,837 $31,707
13 1 Acadia Healthcare Co Inc (ACHC) Health Care Facilities 749,500 Added More 74,500 $55.11 $4,105 $41,304
2591 68 Pacira Pharmaceuticals Inc (PCRX) Specialty Pharma 326,500 Added More 66,500 $52.98 $3,523 $17,297
2857 53 Biomarin Pharmaceutical Inc (BMRN) Biotech 103,250 Added More 33,250 $82.48 $2,742 $8,516
91 4 Prothena Corp Plc (PRTA) Biotech 308,000 Added More 60,000 $41.16 $2,469 $12,677
275 10 Tesaro Inc (TSRO) Biotech 379,500 Added More 45,500 $44.02 $2,003 $16,709
3038 56 Regeneron Pharmaceuticals (REGN) Biotech 16,500 Added More 5,500 $360.44 $1,982 $5,947
3066 59 Amgen Inc (AMGN) Biotech 94,000 Added More 13,100 $149.92 $1,964 $14,093
3031 8 Pfizer Inc (PFE) Large Pharma 1,038,300 Added More 63,300 $29.63 $1,876 $30,775
3054 25 Intuitive Surgical Inc (ISRG) Medical Equipment 42,000 Added More 2,500 $601.04 $1,502 $25,244
2523 7 Wellcare Health Plans Inc (WCG) Managed Care 230,000 Added More 15,500 $92.75 $1,437 $21,332
198 5 Neurocrine Biosciences Inc (NBIX) Specialty Pharma 404,500 Added More 27,000 $39.54 $1,067 $15,997
338 4 Heartware International Inc (HTWR) Medical Devices 193,000 Added More 32,331 $31.42 $1,015 $6,064
3021 55 Celgene Corp (CELG) Biotech 239,500 Added More 9,500 $100.08 $950 $23,971
1776 38 Achillion Pharmaceuticals (ACHN) Biotech 1,220,000 Added More 115,000 $7.72 $887 $9,418
2785 52 Vertex Pharmaceuticals Inc (VRTX) Biotech 83,900 Added More 11,150 $79.48 $886 $6,669
2500 76 Athenahealth Inc (ATHN) Application Software 45,750 Added More 6,250 $138.77 $867 $6,349
2739 9 Teva Pharmaceutical (TEVA) Generic Pharma 395,000 Added More 15,700 $53.50 $840 $21,136
3013 9 Mckesson Corp (MCK) Health Care Supply Chain 77,500 Added More 5,000 $157.25 $786 $12,186
1795 39 Rigel Pharmaceuticals Inc (RIGL) Biotech 1,464,050 Added More 364,050 $2.08 $757 $3,045
1933 56 Jazz Pharmaceuticals Plc (JAZZ) Specialty Pharma 85,500 Added More 5,200 $130.55 $678 $11,162
3053 58 Biogen Inc (BIIB) Biotech 53,150 Added More 2,500 $260.32 $650 $13,836
1830 41 Puma Biotechnology Inc (PBYI) Biotech 31,500 Added More 20,500 $29.37 $602 $925
321 3 Cooper Cos Incthe (COO) Health Care Supplies 47,600 Added More 3,600 $153.97 $554 $7,328
83 2 Healthsouth Corp (HLS) Health Care Facilities 208,000 Added More 13,000 $37.63 $489 $7,827
3051 57 Gilead Sciences Inc (GILD) Biotech 330,300 Added More 5,000 $91.86 $459 $30,341
336 13 Novavax Inc (NVAX) Biotech 852,500 Added More 82,500 $5.16 $425 $4,398
558 11 Amicus Therapeutics Inc (FOLD) Specialty Pharma 613,500 Added More 47,000 $8.45 $397 $5,184
1626 37 Infinity Pharmaceuticals Inc (INFI) Biotech 270,000 Added More 55,000 $5.27 $289 $1,422
2756 51 Incyte Corp (INCY) Biotech 130,500 Added More 3,500 $72.47 $253 $9,457
2218 46 Medicines Company (MDCO) Biotech 632,000 Added More 7,000 $31.77 $222 $20,078
872 24 Insmed Inc (INSM) Biotech 450,000 Added More 17,500 $12.67 $221 $5,701
354 6 Novadaq Technologies Inc (NVDQ) Medical Equipment 555,000 Added More 15,000 $11.09 $166 $6,154
57 2 Mednax Inc (MD) Health Care Services 195,000 Added More 2,000 $64.62 $129 $12,600
1024 23 Compugen Ltd (CGEN) Specialty Pharma 820,000 Added More 15,000 $5.58 $83 $4,575
37 1 Valeant Pharmaceuticals Inte (VRX) Specialty Pharma 85,500 Added More 1,800 $26.29 $47 $2,248
3028 34 Thermo Fisher Scientific Inc (TMO) Life Science Equipment 100,200 Added More 200 $141.58 $28 $14,187
3008 5 Eli Lilly And Co (LLY) Large Pharma 276,000 Added More 103 $72.01 $7 $19,874
1678 45 Orexigen Therapeutics Inc (OREX) Specialty Pharma 1,653,000 Added More 3,000 $0.56 $1 $925
356 8 Xenoport Inc (XNPT) Specialty Pharma 1,100,000 No Change 0 $4.51 $0 $4,961
575 16 Clovis Oncology Inc (CLVS) Biotech 125,000 No Change 0 $19.20 $0 $2,400
1207 6 China Cord Blood Corp (CO) Health Care Services 880,000 No Change 0 $6.07 $0 $5,341
2946 21 Hca Holdings Inc (HCA) Health Care Facilities 430,000 No Change 0 $78.05 $0 $33,561
1916 16 Rti Surgical Inc (RTIX) Medical Devices 1,860,000 No Change 0 $4.00 $0 $7,440
3010 11 Aetna Inc (AET) Managed Care 411,000 No Change 0 $112.34 $0 $46,175
2982 9 Cigna Corp (CI) Managed Care 122,000 No Change 0 $137.24 $0 $16,743
46 2 Sarepta Therapeutics Inc (SRPT) Biotech 131,000 Sold Some -29,800 $19.52 $-581 $2,557
259 8 Intercept Pharmaceuticals In (ICPT) Biotech 10,000 Sold Some -5,500 $128.47 $-706 $1,284
3040 9 Abbvie Inc (ABBV) Large Pharma 0 Sold All -87,500 $57.11 $-4,998 $0
16 2 Idexx Laboratories Inc (IDXX) Life Science Equipment 0 Sold All -127,500 $78.32 $-9,985 $0