$1.07 Billion is the total value of Rock Springs Capital Management LP's 105 reported holdings in Q1 2015. The portfolio turnover from Q4 2014 to Q1 2015 was 49.5% .
| Value | Shares | ↓ Weighting | ||||||
|---|---|---|---|---|---|---|---|---|
| MDT | New | MEDTRONIC PLC | $44,634,000 | – | 572,300 | +100.0% | 4.18% | – |
| ABBV | Buy | ABBVIE INC | $35,124,000 | -7.5% | 600,000 | +3.4% | 3.28% | -26.0% |
| MCK | Buy | MCKESSON CORP | $33,704,000 | +16.2% | 149,000 | +6.6% | 3.15% | -7.1% |
| B108PS | Buy | ACTAVIS PLC | $33,482,000 | +47.8% | 112,500 | +27.8% | 3.13% | +18.2% |
| HCA | Buy | HCA HOLDINGS INC | $31,785,000 | +6.2% | 422,500 | +3.6% | 2.97% | -15.1% |
| VRX | Buy | VALEANT PHARMACEUTICALS INTL | $30,786,000 | +240.1% | 155,000 | +145.1% | 2.88% | +172.0% |
| PFE | New | PFIZER INC | $26,440,000 | – | 760,000 | +100.0% | 2.47% | – |
| AMGN | Buy | AMGEN INC | $26,215,000 | +2.2% | 164,000 | +1.9% | 2.45% | -18.3% |
| ACHC | Buy | ACADIA HEALTHCARE COMPANY IN | $25,955,000 | +28.6% | 362,500 | +9.9% | 2.43% | +2.8% |
| GILD | GILEAD SCIENCES INC | $25,023,000 | +4.1% | 255,000 | 0.0% | 2.34% | -16.8% | |
| PCYC | Sell | PHARMACYCLICS INC | $22,524,000 | +108.2% | 88,000 | -0.6% | 2.11% | +66.4% |
| CELG | Buy | CELGENE CORP | $22,422,000 | +3.9% | 194,500 | +0.8% | 2.10% | -17.0% |
| EVHC | Buy | ENVISION HEALTHCARE HLDGS IN | $21,860,000 | +100.1% | 570,000 | +81.0% | 2.04% | +60.0% |
| THOR | Sell | THORATEC CORP | $21,573,000 | +24.6% | 515,000 | -3.5% | 2.02% | -0.4% |
| HUM | Buy | HUMANA INC | $19,137,000 | +38.4% | 107,500 | +11.7% | 1.79% | +10.7% |
| ALXN | Buy | ALEXION PHARMACEUTICALS INC | $18,760,000 | +9.6% | 108,250 | +17.0% | 1.76% | -12.3% |
| TMH | Buy | TEAM HEALTH HOLDINGS INC | $18,197,000 | +18.7% | 311,000 | +16.7% | 1.70% | -5.1% |
| TRNX | Buy | TORNIER N V | $17,305,000 | +82.2% | 660,000 | +77.2% | 1.62% | +45.7% |
| CVS | Buy | CVS HEALTH CORP | $16,926,000 | +17.2% | 164,000 | +9.3% | 1.58% | -6.3% |
| RTRX | New | RETROPHIN INC | $16,772,000 | – | 700,000 | +100.0% | 1.57% | – |
| LLY | New | LILLY ELI & CO | $16,710,000 | – | 230,000 | +100.0% | 1.56% | – |
| AET | Buy | AETNA INC NEW | $16,672,000 | +43.3% | 156,500 | +19.5% | 1.56% | +14.5% |
| RDUS | New | RADIUS HEALTH INC | $16,464,000 | – | 400,000 | +100.0% | 1.54% | – |
| CI | Buy | CIGNA CORPORATION | $15,792,000 | +65.0% | 122,000 | +31.2% | 1.48% | +31.9% |
| BIIB | Sell | BIOGEN INC | $15,623,000 | +1.2% | 37,000 | -18.7% | 1.46% | -19.1% |
| NBIX | Buy | NEUROCRINE BIOSCIENCES INC | $14,891,000 | +85.2% | 375,000 | +4.2% | 1.39% | +48.0% |
| TMO | New | THERMO FISHER SCIENTIFIC INC | $13,434,000 | – | 100,000 | +100.0% | 1.26% | – |
| OREX | Sell | OREXIGEN THERAPEUTICS INC | $12,137,000 | +18.9% | 1,550,000 | -8.0% | 1.14% | -4.9% |
| TSRO | Buy | TESARO INC | $12,054,000 | +72.9% | 210,000 | +12.0% | 1.13% | +38.1% |
| ISRG | Buy | INTUITIVE SURGICAL INC | $11,363,000 | +16.1% | 22,500 | +21.6% | 1.06% | -7.2% |
| INOV | New | INOVALON HLDGS INC | $11,329,000 | – | 375,000 | +100.0% | 1.06% | – |
| RCPT | RECEPTOS INC | $10,718,000 | +34.6% | 65,000 | 0.0% | 1.00% | +7.6% | |
| INCY | INCYTE CORP | $10,358,000 | +25.4% | 113,000 | 0.0% | 0.97% | +0.3% | |
| SRCL | Buy | STERICYCLE INC | $10,322,000 | +57.5% | 73,500 | +47.0% | 0.96% | +25.8% |
| ICPT | Buy | INTERCEPT PHARMACEUTICALS IN | $10,153,000 | +296.9% | 36,000 | +119.5% | 0.95% | +217.7% |
| COO | COOPER COS INC | $10,121,000 | +15.6% | 54,000 | 0.0% | 0.95% | -7.5% | |
| HLS | New | HEALTHSOUTH CORP | $9,759,000 | – | 220,000 | +100.0% | 0.91% | – |
| LH | New | LABORATORY CORP AMER HLDGS | $9,457,000 | – | 75,000 | +100.0% | 0.88% | – |
| HTWR | Sell | HEARTWARE INTL INC | $9,216,000 | +4.6% | 105,000 | -12.5% | 0.86% | -16.4% |
| RTIX | RTI SURGICAL INC | $9,188,000 | -5.0% | 1,860,000 | 0.0% | 0.86% | -24.0% | |
| PRTA | Buy | PROTHENA CORP PLC | $9,058,000 | +115.5% | 237,500 | +17.3% | 0.85% | +72.2% |
| DHR | DANAHER CORP DEL | $8,957,000 | -0.9% | 105,500 | 0.0% | 0.84% | -20.8% | |
| MDCO | Buy | MEDICINES CO | $8,406,000 | +23.3% | 300,000 | +21.8% | 0.79% | -1.4% |
| FLML | Sell | FLAMEL TECHNOLOGIES SAsponsored adr | $8,271,000 | -28.5% | 460,000 | -31.9% | 0.77% | -42.8% |
| PRAH | PRA HEALTH SCIENCES INC | $8,219,000 | +19.1% | 285,000 | 0.0% | 0.77% | -4.7% | |
| VRTX | Buy | VERTEX PHARMACEUTICALS INC | $8,022,000 | +7.2% | 68,000 | +7.9% | 0.75% | -14.3% |
| XLV | Sell | SELECT SECTOR SPDR TRsbi healthcare | $7,975,000 | -16.7% | 110,000 | -21.4% | 0.75% | -33.4% |
| PRGO | Buy | PERRIGO CO PLC | $7,781,000 | +9.5% | 47,000 | +10.6% | 0.73% | -12.4% |
| NVDQ | Buy | NOVADAQ TECHNOLOGIES INC | $7,714,000 | +23.0% | 475,000 | +25.8% | 0.72% | -1.6% |
| INSM | New | INSMED INC | $7,592,000 | – | 365,000 | +100.0% | 0.71% | – |
| JUNO | Sell | JUNO THERAPEUTICS INC | $7,426,000 | -1.5% | 122,426 | -15.2% | 0.70% | -21.2% |
| RLYP | Buy | RELYPSA INC | $7,394,000 | +27.7% | 205,000 | +9.0% | 0.69% | +2.2% |
| DVA | New | DAVITA HEALTHCARE PARTNERS I | $7,315,000 | – | 90,000 | +100.0% | 0.68% | – |
| ADXS | Buy | ADVAXIS INC | $7,076,000 | +292.7% | 490,000 | +117.8% | 0.66% | +213.7% |
| ZSPH | Buy | ZS PHARMA INC | $6,649,000 | +49.5% | 158,000 | +47.7% | 0.62% | +19.6% |
| WX | Buy | WUXI PHARMATECH CAYMAN INC | $6,515,000 | +80.0% | 168,000 | +56.3% | 0.61% | +44.0% |
| TBPH | Buy | THERAVANCE BIOPHARMA INC | $6,489,000 | +50.0% | 374,000 | +29.0% | 0.61% | +20.0% |
| GWPH | Buy | GW PHARMACEUTICALS PLCads | $6,379,000 | +236.6% | 70,000 | +150.0% | 0.60% | +168.9% |
| CNXR | Buy | CONNECTURE INC | $6,210,000 | +24.3% | 600,000 | +8.3% | 0.58% | -0.5% |
| STE | Buy | STERIS CORP | $6,184,000 | +17.7% | 88,000 | +8.6% | 0.58% | -5.9% |
| CHRS | Sell | COHERUS BIOSCIENCES INC | $6,087,000 | +55.4% | 199,051 | -17.1% | 0.57% | +24.2% |
| NVAX | Buy | NOVAVAX INC | $6,037,000 | +60.3% | 730,000 | +15.0% | 0.56% | +28.1% |
| TNDM | Buy | TANDEM DIABETES CARE INC | $6,005,000 | +35.1% | 475,800 | +35.9% | 0.56% | +8.1% |
| ACHN | Buy | ACHILLION PHARMACEUTICALS IN | $5,916,000 | +32.3% | 600,000 | +64.4% | 0.55% | +5.7% |
| KYTH | New | KYTHERA BIOPHARMACEUTICALS I | $5,767,000 | – | 115,000 | +100.0% | 0.54% | – |
| EPZM | Buy | EPIZYME INC | $5,756,000 | +68.1% | 306,500 | +68.9% | 0.54% | +34.2% |
| PBYI | Buy | PUMA BIOTECHNOLOGY INC | $5,726,000 | +30.1% | 24,250 | +4.3% | 0.54% | +4.1% |
| RARE | Buy | ULTRAGENYX PHARMACEUTICAL IN | $5,712,000 | +83.4% | 92,000 | +29.6% | 0.53% | +46.7% |
| WCG | WELLCARE HEALTH PLANS INC | $5,488,000 | +11.5% | 60,000 | 0.0% | 0.51% | -10.9% | |
| CRME | New | CARDIOME PHARMA CORP | $5,232,000 | – | 565,000 | +100.0% | 0.49% | – |
| ACTPRA | New | ACTAVIS PLCpfd conv ser a | $5,150,000 | – | 5,000 | +100.0% | 0.48% | – |
| CERU | Sell | CERULEAN PHARMA INC | $4,865,000 | +42.2% | 540,000 | -1.8% | 0.46% | +13.8% |
| FGEN | FIBROGEN INC | $4,748,000 | +14.8% | 151,300 | 0.0% | 0.44% | -8.3% | |
| AERI | Buy | AERIE PHARMACEUTICALS INC | $4,576,000 | +12.0% | 146,000 | +4.3% | 0.43% | -10.5% |
| REGN | Buy | REGENERON PHARMACEUTICALS | $4,515,000 | +22.3% | 10,000 | +11.1% | 0.42% | -2.3% |
| PCRX | New | PACIRA PHARMACEUTICALS INC | $4,509,000 | – | 50,750 | +100.0% | 0.42% | – |
| JAZZ | Buy | JAZZ PHARMACEUTICALS PLC | $4,493,000 | +9.8% | 26,000 | +4.0% | 0.42% | -12.3% |
| ILMN | Sell | ILLUMINA INC | $4,455,000 | -20.9% | 24,000 | -21.3% | 0.42% | -36.7% |
| CERN | New | CERNER CORP | $4,396,000 | – | 60,000 | +100.0% | 0.41% | – |
| CO | Buy | CHINA CORD BLOOD CORP | $4,241,000 | +14.2% | 830,000 | +1.0% | 0.40% | -8.7% |
| ASMB | New | ASSEMBLY BIOSCIENCES INC | $4,204,000 | – | 317,500 | +100.0% | 0.39% | – |
| KITE | Sell | KITE PHARMA INC | $4,123,000 | -37.5% | 71,474 | -37.6% | 0.39% | -50.0% |
| CSLT | Buy | CASTLIGHT HEALTH INCcl b | $4,074,000 | +33.8% | 525,000 | +101.8% | 0.38% | +7.0% |
| BMRN | New | BIOMARIN PHARMACEUTICAL INC | $4,050,000 | – | 32,500 | +100.0% | 0.38% | – |
| TTPH | New | TETRAPHASE PHARMACEUTICALS I | $3,756,000 | – | 102,500 | +100.0% | 0.35% | – |
| MGNX | New | MACROGENICS INC | $3,655,000 | – | 116,500 | +100.0% | 0.34% | – |
| FPRX | Buy | FIVE PRIME THERAPEUTICS INC | $3,108,000 | -4.1% | 136,000 | +13.3% | 0.29% | -23.2% |
| BLUE | BLUEBIRD BIO INC | $3,019,000 | +31.7% | 25,000 | 0.0% | 0.28% | +5.2% | |
| INFI | Buy | INFINITY PHARMACEUTICALS INC | $3,006,000 | -15.3% | 215,000 | +2.4% | 0.28% | -32.3% |
| AAVL | New | AVALANCHE BIOTECHNOLOGIES IN | $2,857,000 | – | 70,500 | +100.0% | 0.27% | – |
| BNFT | New | BENEFITFOCUS INC | $2,759,000 | – | 75,000 | +100.0% | 0.26% | – |
| CLLS | New | CELLECTIS S Asponsored ads | $2,594,000 | – | 75,000 | +100.0% | 0.24% | – |
| ONCE | New | SPARK THERAPEUTICS INC | $2,566,000 | – | 33,106 | +100.0% | 0.24% | – |
| PTCT | New | PTC THERAPEUTICS INC | $2,464,000 | – | 40,500 | +100.0% | 0.23% | – |
| XNPT | Buy | XENOPORT INC | $2,207,000 | +7.1% | 310,000 | +31.9% | 0.21% | -14.5% |
| NVTA | New | INVITAE CORP | $2,095,000 | – | 125,000 | +100.0% | 0.20% | – |
| TRIV | TRIVASCULAR TECHNOLOGIES INC | $2,077,000 | -16.6% | 198,000 | 0.0% | 0.19% | -33.3% | |
| KIN | KINDRED BIOSCIENCES INC | $1,964,000 | -4.1% | 275,000 | 0.0% | 0.18% | -23.3% | |
| ANTH | New | ANTHERA PHARMACEUTICALS INC | $1,900,000 | – | 425,000 | +100.0% | 0.18% | – |
| RPTP | New | RAPTOR PHARMACEUTICAL CORP | $1,685,000 | – | 155,000 | +100.0% | 0.16% | – |
| ROKA | ROKA BIOSCIENCE INC | $800,000 | -27.5% | 250,000 | 0.0% | 0.08% | -41.9% | |
| ETRM | Sell | ENTEROMEDICS INC | $743,000 | -53.5% | 811,760 | -27.8% | 0.07% | -63.1% |
| DERM | Sell | DERMIRA INC | $649,000 | -59.0% | 42,274 | -51.6% | 0.06% | -67.0% |
| ASND | New | ASCENDIS PHARMA A Ssponsored adr | $617,000 | – | 35,540 | +100.0% | 0.06% | – |
| HRTX | Sell | HERON THERAPEUTICS INC | $473,000 | -70.6% | 32,500 | -79.7% | 0.04% | -76.6% |
| BLCM | Exit | BELLICUM PHARMACEUTICALS INC | $0 | – | -35,000 | -100.0% | -0.09% | – |
| CBAY | Exit | CYMABAY THERAPEUTICS INC | $0 | – | -100,000 | -100.0% | -0.12% | – |
| PFNX | Exit | PFENEX INC | $0 | – | -328,100 | -100.0% | -0.28% | – |
| CTLT | Exit | CATALENT INC | $0 | – | -133,600 | -100.0% | -0.44% | – |
| CYBX | Exit | CYBERONICS INC | $0 | – | -68,000 | -100.0% | -0.44% | – |
| AGN | Exit | ALLERGAN INC | $0 | – | -18,500 | -100.0% | -0.46% | – |
| MWIV | Exit | MWI VETERINARY SUPPLY INC | $0 | – | -39,000 | -100.0% | -0.78% | – |
| RAD | Exit | RITE AID CORP | $0 | – | -917,300 | -100.0% | -0.81% | – |
| ABC | Exit | AMERISOURCEBERGEN CORP | $0 | – | -80,000 | -100.0% | -0.84% | – |
| CBST | Exit | CUBIST PHARMACEUTICALS INC | $0 | – | -87,500 | -100.0% | -1.03% | – |
| SLXP | Exit | SALIX PHARMACEUTICALS INC | $0 | – | -77,500 | -100.0% | -1.04% | – |
| HRC | Exit | HILL ROM HLDGS INC | $0 | – | -225,000 | -100.0% | -1.20% | – |
| AVNR | Exit | AVANIR PHARMACEUTICALS INCcl a new | $0 | – | -1,100,000 | -100.0% | -2.18% | – |
| STJ | Exit | ST JUDE MED INC | $0 | – | -335,000 | -100.0% | -2.55% | – |
| MRK | Exit | MERCK & CO INC NEW | $0 | – | -450,000 | -100.0% | -2.99% | – |
| F113PS | Exit | COVIDIEN PLC | $0 | – | -295,000 | -100.0% | -3.53% | – |
| MDT | Exit | MEDTRONIC INC | $0 | – | -550,000 | -100.0% | -4.64% | – |
Original filings
The following EDGAR filing(s) were analyzed to create this report:
- View 13F-HR filed 2015-05-15
Signatures
The EDGAR filing(s) were signed by:
Top long-term holdings
| Name | Quarters owned | Latest quarter owned | Max weighting |
|---|---|---|---|
| INTUITIVE SURGICAL INC | 40 | Q3 2023 | 3.4% |
| NEUROCRINE BIOSCIENCES INC | 39 | Q3 2023 | 4.8% |
| PACIRA PHARMACEUTICALS INC | 39 | Q3 2023 | 2.6% |
| ULTRAGENYX PHARMACEUTICAL IN | 39 | Q3 2023 | 1.9% |
| ACADIA HEALTHCARE COMPANY IN | 38 | Q3 2023 | 4.4% |
| ASCENDIS PHARMA A/S | 35 | Q3 2023 | 1.3% |
| INVITAE CORP | 35 | Q3 2023 | 1.8% |
| BIOMARIN PHARMACEUTICAL INC | 35 | Q3 2023 | 1.3% |
| MACROGENICS INC | 35 | Q3 2023 | 0.5% |
| COLLEGIUM PHARMACEUTICAL INC | 34 | Q3 2023 | 2.1% |
View Rock Springs Capital Management LP's complete holdings history.
Latest significant ownerships (13-D/G)
| Filed | Shares | Percentage | |
|---|---|---|---|
| Aeglea BioTherapeutics, Inc. | February 14, 2023 | 3,413,906 | 5.6% |
| Compass Therapeutics, Inc. | February 14, 2023 | 5,333,188 | 4.2% |
| Mirum Pharmaceuticals, Inc. | February 14, 2023 | 1,795,733 | 4.9% |
| PhaseBio Pharmaceuticals IncSold out | February 14, 2023 | 0 | 0.0% |
| Sierra Oncology, Inc.Sold out | February 14, 2023 | 0 | 0.0% |
| ARDELYX, INC.Sold out | February 15, 2022 | 0 | 0.0% |
| CHIASMA, INCSold out | February 15, 2022 | 0 | 0.0% |
| FIVE PRIME THERAPEUTICS, INC.Sold out | February 15, 2022 | 0 | 0.0% |
| F-star Therapeutics, Inc. | February 15, 2022 | 751,889 | 3.6% |
| Protara Therapeutics, Inc.Sold out | February 15, 2022 | 0 | 0.0% |
View Rock Springs Capital Management LP's complete significant-ownership history.
Latest filings
| Type | Filed |
|---|---|
| SC 13G/A | 2024-04-05 |
| 13F-HR | 2024-02-14 |
| SC 13G/A | 2024-02-14 |
| SC 13G/A | 2024-02-14 |
| SC 13G/A | 2024-02-14 |
| SC 13G/A | 2024-02-14 |
| SC 13G/A | 2024-02-14 |
| SC 13G/A | 2024-02-14 |
| SC 13G/A | 2024-02-14 |
| SC 13G/A | 2024-02-14 |
View Rock Springs Capital Management LP's complete filings history.
All filings
- Holdings (13F-HR)
- Significant ownership (13-D/G)
- Insider transactions (4, 5, 6)
- Events (8-K)
- Shareholder votes (proxy)
View complete filings history.