$2.2 Billion is the total value of Rock Springs Capital Management LP's 145 reported holdings in Q4 2017. The portfolio turnover from Q3 2017 to Q4 2017 was 17.7% .
| Value | Shares | ↓ Weighting | ||||||
|---|---|---|---|---|---|---|---|---|
| UNH | Buy | UNITEDHEALTH GROUP INC | $107,364,000 | +19.4% | 487,000 | +6.1% | 4.87% | +17.5% |
| AAAP | Buy | ADVANCED ACCELERATOR APPLICsponsored ads | $67,377,000 | +27.0% | 825,500 | +5.2% | 3.06% | +24.9% |
| CI | Buy | CIGNA CORPORATION | $65,192,000 | +29.2% | 321,000 | +18.9% | 2.96% | +27.0% |
| ALXN | Buy | ALEXION PHARMACEUTICALS INC | $57,403,000 | -11.6% | 480,000 | +3.7% | 2.60% | -13.1% |
| ISRG | Buy | INTUITIVE SURGICAL INC | $52,515,000 | +4.6% | 143,900 | +199.8% | 2.38% | +2.9% |
| PCRX | Buy | PACIRA PHARMACEUTICALS INC | $50,521,000 | +23.7% | 1,106,700 | +1.7% | 2.29% | +21.6% |
| MRK | Buy | MERCK & CO INC | $47,869,000 | -1.4% | 850,700 | +12.2% | 2.17% | -3.0% |
| GWPH | Sell | GW PHARMACEUTICALS PLCads | $46,732,000 | +23.4% | 354,000 | -5.1% | 2.12% | +21.4% |
| TSRO | Buy | TESARO INC | $45,454,000 | -28.9% | 548,500 | +10.8% | 2.06% | -30.1% |
| MOH | Buy | MOLINA HEALTHCARE INC | $43,478,000 | +49.7% | 567,000 | +34.2% | 1.97% | +47.2% |
| PRAH | PRA HEALTH SCIENCES INC | $43,486,000 | +19.6% | 477,500 | 0.0% | 1.97% | +17.6% | |
| AET | Sell | AETNA INC NEW | $43,113,000 | -32.0% | 239,000 | -40.1% | 1.96% | -33.2% |
| ACHC | Sell | ACADIA HEALTHCARE COMPANY IN | $40,902,000 | -34.4% | 1,253,500 | -3.9% | 1.86% | -35.4% |
| NBIX | Buy | NEUROCRINE BIOSCIENCES INC | $37,709,000 | +39.9% | 486,000 | +10.5% | 1.71% | +37.5% |
| PBYI | Buy | PUMA BIOTECHNOLOGY INC | $36,920,000 | -6.6% | 373,500 | +13.2% | 1.68% | -8.1% |
| COLL | Buy | COLLEGIUM PHARMACEUTICAL INC | $34,811,000 | +83.9% | 1,885,729 | +4.5% | 1.58% | +80.7% |
| ONCE | Buy | SPARK THERAPEUTICS INC | $31,623,000 | -40.6% | 615,000 | +3.0% | 1.44% | -41.6% |
| CELG | Buy | CELGENE CORP | $31,621,000 | -17.4% | 303,000 | +15.4% | 1.44% | -18.7% |
| MDGL | Buy | MADRIGAL PHARMACEUTICALS INC | $31,392,000 | +153.8% | 342,000 | +24.4% | 1.42% | +149.4% |
| RDUS | RADIUS HEALTH INC | $29,959,000 | -17.6% | 943,000 | 0.0% | 1.36% | -19.0% | |
| PEN | PENUMBRA INC | $29,218,000 | +4.2% | 310,500 | 0.0% | 1.33% | +2.5% | |
| JNJ | Buy | JOHNSON & JOHNSON | $27,944,000 | +22.8% | 200,000 | +14.3% | 1.27% | +20.8% |
| WCG | Sell | WELLCARE HEALTH PLANS INC | $26,949,000 | -20.5% | 134,000 | -32.2% | 1.22% | -21.9% |
| LOXO | Buy | LOXO ONCOLOGY INC | $26,096,000 | -0.8% | 310,000 | +8.6% | 1.18% | -2.4% |
| BGNE | Sell | BEIGENE LTDsponsored adr | $25,994,000 | -10.3% | 266,000 | -5.0% | 1.18% | -11.8% |
| VRTX | Buy | VERTEX PHARMACEUTICALS INC | $25,664,000 | +11.4% | 171,250 | +13.0% | 1.16% | +9.5% |
| EXAS | Sell | EXACT SCIENCES CORP | $22,850,000 | +10.9% | 434,900 | -0.6% | 1.04% | +9.0% |
| TFX | New | TELEFLEX INC | $22,829,000 | – | 91,750 | +100.0% | 1.04% | – |
| IRTC | Buy | IRHYTHM TECHNOLOGIES INC | $22,756,000 | +13.6% | 406,000 | +5.2% | 1.03% | +11.8% |
| GILD | GILEAD SCIENCES INC | $22,452,000 | -11.6% | 313,400 | 0.0% | 1.02% | -13.0% | |
| MRSN | Sell | MERSANA THERAPEUTICS INC | $21,799,000 | -5.2% | 1,326,800 | -0.2% | 0.99% | -6.8% |
| EW | EDWARDS LIFESCIENCES CORP | $21,415,000 | +3.1% | 190,001 | 0.0% | 0.97% | +1.5% | |
| TMO | THERMO FISHER SCIENTIFIC INC | $20,887,000 | +0.4% | 110,000 | 0.0% | 0.95% | -1.2% | |
| ASMB | Buy | ASSEMBLY BIOSCIENCES INC | $20,363,000 | +49.5% | 450,000 | +15.4% | 0.92% | +47.1% |
| SYK | New | STRYKER CORP | $19,587,000 | – | 126,500 | +100.0% | 0.89% | – |
| AVXS | AVEXIS INC | $19,367,000 | +14.4% | 175,000 | 0.0% | 0.88% | +12.5% | |
| INSM | Sell | INSMED INC | $19,129,000 | -5.7% | 613,500 | -5.6% | 0.87% | -7.3% |
| MDCO | MEDICINES CO | $18,865,000 | -26.2% | 690,000 | 0.0% | 0.86% | -27.4% | |
| WLTW | Buy | WILLIS TOWERS WATSON PUB LTD | $18,535,000 | +4.5% | 123,000 | +7.0% | 0.84% | +2.8% |
| TBPH | Buy | THERAVANCE BIOPHARMA INC | $18,201,000 | -17.5% | 652,600 | +1.3% | 0.83% | -18.9% |
| GLPG | Sell | GALAPAGOS NVspon adr | $17,346,000 | -20.3% | 185,000 | -13.6% | 0.79% | -21.7% |
| INCY | Buy | INCYTE CORP | $17,285,000 | -14.4% | 182,500 | +5.5% | 0.78% | -15.9% |
| BIIB | BIOGEN INC | $16,884,000 | +1.7% | 53,000 | 0.0% | 0.77% | 0.0% | |
| JAZZ | JAZZ PHARMACEUTICALS PLC | $16,656,000 | -7.9% | 123,700 | 0.0% | 0.76% | -9.5% | |
| EPZM | Sell | EPIZYME INC | $16,629,000 | -35.3% | 1,325,000 | -1.9% | 0.76% | -36.3% |
| ALNY | Buy | ALNYLAM PHARMACEUTICALS INC | $16,517,000 | +33.9% | 130,000 | +23.8% | 0.75% | +31.6% |
| BOLD | AUDENTES THERAPEUTICS INC | $16,406,000 | +11.6% | 525,000 | 0.0% | 0.74% | +9.7% | |
| AMRN | Sell | AMARIN CORP PLCspons adr new | $15,840,000 | +13.1% | 3,950,000 | -1.2% | 0.72% | +11.3% |
| PTLA | PORTOLA PHARMACEUTICALS INC | $15,763,000 | -9.9% | 323,800 | 0.0% | 0.72% | -11.4% | |
| CLVS | CLOVIS ONCOLOGY INC | $15,742,000 | -17.5% | 231,500 | 0.0% | 0.71% | -18.9% | |
| WMGI | Buy | WRIGHT MED GROUP N V | $15,540,000 | -10.3% | 700,000 | +4.5% | 0.70% | -11.9% |
| FGEN | FIBROGEN INC | $15,405,000 | -11.9% | 325,000 | 0.0% | 0.70% | -13.4% | |
| ARDX | Buy | ARDELYX INC | $15,019,000 | +34.1% | 2,275,557 | +13.8% | 0.68% | +31.7% |
| BAX | BAXTER INTL INC | $14,867,000 | +3.0% | 230,000 | 0.0% | 0.68% | +1.4% | |
| ALGN | Buy | ALIGN TECHNOLOGY INC | $14,831,000 | +29.9% | 66,750 | +8.9% | 0.67% | +27.7% |
| ZBH | Buy | ZIMMER BIOMET HLDGS INC | $14,360,000 | +481.1% | 119,000 | +464.0% | 0.65% | +471.9% |
| ANAB | Sell | ANAPTYSBIO INC | $14,343,000 | +173.6% | 142,400 | -5.1% | 0.65% | +169.0% |
| SRPT | Sell | SAREPTA THERAPEUTICS INC | $14,355,000 | +22.1% | 258,000 | -0.5% | 0.65% | +20.1% |
| HOLX | New | HOLOGIC INC | $14,321,000 | – | 335,000 | +100.0% | 0.65% | – |
| AXGN | Buy | AXOGEN INC | $13,513,000 | +74.6% | 477,500 | +19.4% | 0.61% | +71.7% |
| FOLD | AMICUS THERAPEUTICS INC | $13,095,000 | -4.6% | 910,000 | 0.0% | 0.59% | -6.2% | |
| HLS | HEALTHSOUTH CORP | $13,094,000 | +6.6% | 265,000 | 0.0% | 0.59% | +4.8% | |
| ALDR | Buy | ALDER BIOPHARMACEUTICALS INC | $12,080,000 | +12.7% | 1,055,000 | +20.6% | 0.55% | +10.7% |
| NVTA | INVITAE CORP | $11,858,000 | -3.1% | 1,306,000 | 0.0% | 0.54% | -4.8% | |
| DERM | Buy | DERMIRA INC | $11,680,000 | +8.1% | 420,000 | +5.0% | 0.53% | +6.4% |
| PRTA | Buy | PROTHENA CORP PLC | $11,622,000 | -42.0% | 310,000 | +0.2% | 0.53% | -43.0% |
| ASND | ASCENDIS PHARMA A Ssponsored adr | $11,217,000 | +10.5% | 280,000 | 0.0% | 0.51% | +8.8% | |
| XENT | INTERSECT ENT INC | $11,178,000 | +4.0% | 345,000 | 0.0% | 0.51% | +2.2% | |
| BMRN | BIOMARIN PHARMACEUTICAL INC | $11,146,000 | -4.2% | 125,000 | 0.0% | 0.51% | -5.8% | |
| AIMT | AIMMUNE THERAPEUTICS INC | $11,081,000 | +52.6% | 293,000 | 0.0% | 0.50% | +50.1% | |
| BPMC | Buy | BLUEPRINT MEDICINES CORP | $11,048,000 | +83.3% | 146,500 | +69.4% | 0.50% | +80.2% |
| JUNO | Buy | JUNO THERAPEUTICS INC | $10,513,000 | +4.2% | 230,000 | +2.2% | 0.48% | +2.4% |
| ODT | New | ODONATE THERAPEUTICS INC | $10,250,000 | – | 410,000 | +100.0% | 0.46% | – |
| ACRS | Sell | ACLARIS THERAPEUTICS INC | $10,234,000 | -9.9% | 415,000 | -5.7% | 0.46% | -11.5% |
| RIGL | Buy | RIGEL PHARMACEUTICALS INC | $9,603,000 | +278.1% | 2,475,000 | +147.5% | 0.44% | +272.6% |
| INGN | New | INOGEN INC | $9,526,000 | – | 80,000 | +100.0% | 0.43% | – |
| FPRX | Buy | FIVE PRIME THERAPEUTICS INC | $9,316,000 | +4.6% | 425,000 | +95.2% | 0.42% | +2.9% |
| HQY | Buy | HEALTHEQUITY INC | $9,099,000 | +9.0% | 195,000 | +18.2% | 0.41% | +7.3% |
| ZGNX | Buy | ZOGENIX INC | $9,031,000 | +157.7% | 225,500 | +125.5% | 0.41% | +153.1% |
| CO | CHINA CORD BLOOD CORP | $8,756,000 | -10.5% | 880,000 | 0.0% | 0.40% | -12.0% | |
| RTRX | RETROPHIN INC | $8,428,000 | -15.3% | 400,000 | 0.0% | 0.38% | -16.8% | |
| OBSV | OBSEVA SA | $8,198,000 | +19.9% | 840,000 | 0.0% | 0.37% | +18.1% | |
| AFAM | Sell | ALMOST FAMILY INC | $8,166,000 | -58.0% | 147,540 | -59.2% | 0.37% | -58.6% |
| PRTK | PARATEK PHARMACEUTICALS INC | $8,055,000 | -28.7% | 450,000 | 0.0% | 0.36% | -29.9% | |
| BLUE | Buy | BLUEBIRD BIO INC | $8,015,000 | +66.7% | 45,000 | +28.6% | 0.36% | +64.0% |
| RTIX | RTI SURGICAL INC | $7,995,000 | -9.9% | 1,950,000 | 0.0% | 0.36% | -11.2% | |
| RARE | ULTRAGENYX PHARMACEUTICAL IN | $7,560,000 | -12.9% | 163,000 | 0.0% | 0.34% | -14.2% | |
| SAGE | Buy | SAGE THERAPEUTICS INC | $7,412,000 | +266.0% | 45,000 | +38.5% | 0.34% | +261.3% |
| ARNA | ARENA PHARMACEUTICALS INC | $7,304,000 | +33.2% | 215,000 | 0.0% | 0.33% | +30.8% | |
| TXMD | Sell | THERAPEUTICSMD INC | $7,097,000 | -16.2% | 1,175,000 | -26.6% | 0.32% | -17.4% |
| SGEN | SEATTLE GENETICS INC | $6,688,000 | -1.7% | 125,000 | 0.0% | 0.30% | -3.5% | |
| BHVN | BIOHAVEN PHARMACTL HLDG CO L | $6,583,000 | -27.8% | 244,000 | 0.0% | 0.30% | -29.0% | |
| CMTA | CLEMENTIA PHARMACEUTICALS IN | $6,548,000 | +12.4% | 345,000 | 0.0% | 0.30% | +10.4% | |
| CLSD | CLEARSIDE BIOMEDICAL INC | $6,545,000 | -19.9% | 935,000 | 0.0% | 0.30% | -21.2% | |
| STE | STERIS PLC | $6,473,000 | -1.1% | 74,000 | 0.0% | 0.29% | -2.6% | |
| ACHN | Buy | ACHILLION PHARMACEUTICALS IN | $6,480,000 | -32.3% | 2,250,000 | +5.6% | 0.29% | -33.5% |
| ZLAB | Sell | ZAI LAB LTDadr | $6,263,000 | -25.8% | 295,000 | -5.6% | 0.28% | -27.0% |
| ABLX | New | ABLYNX NVsponsored adr | $6,248,000 | – | 250,000 | +100.0% | 0.28% | – |
| SPRO | New | SPERO THERAPEUTICS INC | $6,169,000 | – | 525,000 | +100.0% | 0.28% | – |
| TTPH | TETRAPHASE PHARMACEUTICALS I | $5,985,000 | -7.9% | 950,000 | 0.0% | 0.27% | -9.3% | |
| GBT | GLOBAL BLOOD THERAPEUTICS IN | $5,903,000 | +26.7% | 150,000 | 0.0% | 0.27% | +24.7% | |
| ADAP | ADAPTIMMUNE THERAPEUTICS PLCsponds adr | $5,845,000 | -18.4% | 875,000 | 0.0% | 0.26% | -19.9% | |
| DVA | New | DAVITA INC | $5,787,000 | – | 80,100 | +100.0% | 0.26% | – |
| CHRS | Sell | COHERUS BIOSCIENCES INC | $5,540,000 | -35.0% | 629,500 | -1.4% | 0.25% | -36.1% |
| EXEL | EXELIXIS INC | $5,320,000 | +25.5% | 175,000 | 0.0% | 0.24% | +23.0% | |
| MRUS | Sell | MERUS N V | $5,276,000 | -3.4% | 271,952 | -1.1% | 0.24% | -5.2% |
| RARX | RA PHARMACEUTICALS INC | $5,100,000 | -41.8% | 600,000 | 0.0% | 0.23% | -42.8% | |
| MEDICINES COnote 2.750% 7/1 | $4,597,000 | -13.0% | 5,000,000 | 0.0% | 0.21% | -14.3% | ||
| HRTX | New | HERON THERAPEUTICS INC | $4,525,000 | – | 250,000 | +100.0% | 0.20% | – |
| CRVS | CORVUS PHARMACEUTICALS INC | $4,378,000 | -35.0% | 422,600 | 0.0% | 0.20% | -36.0% | |
| MGNX | MACROGENICS INC | $4,275,000 | +2.8% | 225,000 | 0.0% | 0.19% | +1.0% | |
| GTHX | Sell | G1 THERAPEUTICS INC | $4,256,000 | -28.8% | 214,500 | -10.6% | 0.19% | -30.1% |
| CBAY | CYMABAY THERAPEUTICS INC | $4,140,000 | +14.1% | 450,000 | 0.0% | 0.19% | +12.6% | |
| BCRX | Buy | BIOCRYST PHARMACEUTICALS | $3,989,000 | +69.2% | 812,500 | +80.6% | 0.18% | +66.1% |
| PTI | Buy | PROTEOSTASIS THERAPEUTICS IN | $3,935,000 | +316.4% | 675,000 | +50.0% | 0.18% | +306.8% |
| EGALET CORPnote 5.500% 4/0 | $3,754,000 | -7.3% | 7,800,000 | 0.0% | 0.17% | -9.1% | ||
| NABRIVA THERAPEUTICS PLC | $3,738,000 | -27.0% | 625,000 | 0.0% | 0.17% | -28.0% | ||
| MYOV | MYOVANT SCIENCES LTD | $3,730,000 | -18.3% | 295,100 | 0.0% | 0.17% | -19.9% | |
| IRWD | Buy | IRONWOOD PHARMACEUTICALS INC | $3,373,000 | +6.9% | 225,000 | +12.5% | 0.15% | +4.8% |
| MRTX | New | MIRATI THERAPEUTICS INC | $3,285,000 | – | 180,000 | +100.0% | 0.15% | – |
| DVAX | Buy | DYNAVAX TECHNOLOGIES CORP | $3,273,000 | -7.8% | 175,000 | +6.1% | 0.15% | -9.1% |
| MEDICINES COnote 2.500% 1/1 | $3,171,000 | -16.6% | 3,000,000 | 0.0% | 0.14% | -17.7% | ||
| ADRO | ADURO BIOTECH INC | $3,113,000 | -29.6% | 415,000 | 0.0% | 0.14% | -30.9% | |
| BMY | BRISTOL MYERS SQUIBB CO | $3,064,000 | -3.9% | 50,000 | 0.0% | 0.14% | -5.4% | |
| AGNPRA | ALLERGAN PLC5.5% cnv pfd a | $2,934,000 | -22.6% | 5,000 | 0.0% | 0.13% | -24.0% | |
| AGLE | AEGLEA BIOTHERAPEUTICS INC | $2,835,000 | +9.7% | 524,089 | 0.0% | 0.13% | +8.4% | |
| ITCI | INTRA CELLULAR THERAPIES INC | $2,715,000 | -8.2% | 187,500 | 0.0% | 0.12% | -10.2% | |
| NVAX | Buy | NOVAVAX INC | $2,480,000 | +165.2% | 2,000,000 | +143.9% | 0.11% | +162.8% |
| MCRB | SERES THERAPEUTICS INC | $2,231,000 | -36.8% | 220,000 | 0.0% | 0.10% | -38.0% | |
| CGEN | COMPUGEN LTDord | $2,063,000 | -34.2% | 825,000 | 0.0% | 0.09% | -35.2% | |
| RYTM | New | RHYTHM PHARMACEUTICALS INC | $2,078,000 | – | 71,500 | +100.0% | 0.09% | – |
| CDTX | CIDARA THERAPEUTICS INC | $2,040,000 | -16.0% | 300,000 | 0.0% | 0.09% | -17.0% | |
| CRME | CARDIOME PHARMA CORP | $1,860,000 | -27.6% | 1,200,000 | 0.0% | 0.08% | -28.8% | |
| DBVT | DBV TECHNOLOGIES S Asponsored adr | $1,796,000 | -42.0% | 73,000 | 0.0% | 0.08% | -43.4% | |
| SCYX | SCYNEXIS INC | $1,763,000 | -3.8% | 760,000 | 0.0% | 0.08% | -5.9% | |
| ALPN | ALPINE IMMUNE SCIENCES INC | $1,680,000 | -3.4% | 150,000 | 0.0% | 0.08% | -5.0% | |
| THERAVANCE BIOPHARMA INCnote 3.250%11/0 | $1,645,000 | -10.8% | 1,500,000 | 0.0% | 0.08% | -11.8% | ||
| LIFE | ATYR PHARMA INC | $1,663,000 | -30.7% | 475,000 | 0.0% | 0.08% | -32.4% | |
| RADIUS HEALTH INCnote 3.000% 9/0 | $1,418,000 | -6.0% | 1,500,000 | 0.0% | 0.06% | -8.6% | ||
| WRIGHT MED GROUP INCnote 2.000% 2/1 | $1,031,000 | -5.1% | 1,000,000 | 0.0% | 0.05% | -6.0% | ||
| PRTA | New | PROTHENA CORP PLCcall | $937,000 | – | 25,000 | +100.0% | 0.04% | – |
| CHMA | Buy | CHIASMA INC | $893,000 | -28.9% | 525,000 | +6.6% | 0.04% | -29.3% |
| INFI | INFINITY PHARMACEUTICALS INC | $548,000 | +52.6% | 270,000 | 0.0% | 0.02% | +47.1% | |
| OREXQ | OREXIGEN THERAPEUTICS INC | $213,000 | -39.1% | 165,300 | 0.0% | 0.01% | -37.5% | |
| DARE | DARE BIOSCIENCE INC | $135,000 | -30.8% | 62,500 | 0.0% | 0.01% | -33.3% | |
| ANTH | Exit | ANTHERA PHARMACEUTICALS INC | $0 | – | -107,630 | -100.0% | -0.01% | – |
| EGLTQ | Exit | EGALET CORP | $0 | – | -300,000 | -100.0% | -0.02% | – |
| TNDM | Exit | TANDEM DIABETES CARE INC | $0 | – | -562,500 | -100.0% | -0.02% | – |
| KALA | Exit | KALA PHARMACEUTICALS INC | $0 | – | -25,000 | -100.0% | -0.03% | – |
| NLNK | Exit | NEWLINK GENETICS CORP | $0 | – | -72,500 | -100.0% | -0.03% | – |
| DMTX | Exit | DIMENSION THERAPEUTICS INC | $0 | – | -225,000 | -100.0% | -0.06% | – |
| MYOK | Exit | MYOKARDIA INC | $0 | – | -40,000 | -100.0% | -0.08% | – |
| ACAD | Exit | ACADIA PHARMACEUTICALS INC | $0 | – | -182,000 | -100.0% | -0.32% | – |
| REGN | Exit | REGENERON PHARMACEUTICALS | $0 | – | -16,000 | -100.0% | -0.33% | – |
| Exit | NEURODERM LTD | $0 | – | -237,700 | -100.0% | -0.43% | – | |
| KITE | Exit | KITE PHARMA INC | $0 | – | -68,000 | -100.0% | -0.56% | – |
| BCR | Exit | BARD C R INC | $0 | – | -57,500 | -100.0% | -0.85% | – |
| MDT | Exit | MEDTRONIC PLC | $0 | – | -247,364 | -100.0% | -0.89% | – |
| DHR | Exit | DANAHER CORP DEL | $0 | – | -225,000 | -100.0% | -0.89% | – |
Original filings
The following EDGAR filing(s) were analyzed to create this report:
- View 13F-HR filed 2018-02-14
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.