$3.97 Billion is the total value of Rock Springs Capital Management LP's 135 reported holdings in Q1 2022. The portfolio turnover from Q4 2021 to Q1 2022 was 8.1% .
Value | Shares | ↓ Weighting | ||||||
---|---|---|---|---|---|---|---|---|
AGL | Buy | AGILON HEALTH INC | $193,674,000 | -4.3% | 7,640,000 | +1.9% | 4.88% | +4.3% |
HUM | Buy | HUMANA INC | $160,404,000 | -0.9% | 368,600 | +5.6% | 4.04% | +8.0% |
PODD | Buy | INSULET CORP | $128,320,000 | +4.0% | 481,700 | +3.9% | 3.23% | +13.3% |
UNH | UNITEDHEALTH GROUP INC | $122,393,000 | +1.6% | 240,000 | 0.0% | 3.08% | +10.7% | |
IDXX | Buy | IDEXX LABS INC | $119,669,000 | +1.0% | 218,750 | +21.5% | 3.01% | +10.0% |
ARGX | Buy | ARGENX SEsponsored adr | $110,359,000 | +0.0% | 350,000 | +11.1% | 2.78% | +9.0% |
NBIX | NEUROCRINE BIOSCIENCES INC | $103,594,000 | +10.1% | 1,105,000 | 0.0% | 2.61% | +20.0% | |
ALGN | Buy | ALIGN TECHNOLOGY INC | $94,394,000 | -28.2% | 216,500 | +8.2% | 2.38% | -21.8% |
HCA | Sell | HCA HEALTHCARE INC | $93,983,000 | -18.7% | 375,000 | -16.7% | 2.37% | -11.4% |
ISRG | Sell | INTUITIVE SURGICAL INC | $90,051,000 | -30.4% | 298,500 | -17.1% | 2.27% | -24.1% |
HZNP | HORIZON THERAPEUTICS PUB L | $78,487,000 | -2.4% | 746,000 | 0.0% | 1.98% | +6.4% | |
AGIO | Buy | AGIOS PHARMACEUTICALS INC | $77,586,000 | -10.8% | 2,665,275 | +0.7% | 1.95% | -2.8% |
EVH | Buy | EVOLENT HEALTH INCcl a | $76,874,000 | +36.3% | 2,380,000 | +16.8% | 1.94% | +48.5% |
PCRX | PACIRA BIOSCIENCES INC | $76,320,000 | +26.8% | 1,000,000 | 0.0% | 1.92% | +38.2% | |
IMCR | Buy | IMMUNOCORE HLDGS PLCads | $76,306,000 | -9.8% | 2,552,034 | +3.3% | 1.92% | -1.7% |
RARE | Buy | ULTRAGENYX PHARMACEUTICAL IN | $74,661,000 | +0.4% | 1,028,109 | +16.3% | 1.88% | +9.4% |
EW | Buy | EDWARDS LIFESCIENCES CORP | $70,220,000 | -6.9% | 596,500 | +2.5% | 1.77% | +1.5% |
IRTC | Buy | IRHYTHM TECHNOLOGIES INC | $68,657,000 | +34.7% | 436,000 | +0.7% | 1.73% | +46.8% |
ACRS | Buy | ACLARIS THERAPEUTICS INC | $66,633,000 | +18.7% | 3,865,034 | +0.1% | 1.68% | +29.3% |
FRPT | Buy | FRESHPET INC | $60,814,000 | +10.1% | 592,500 | +2.2% | 1.53% | +19.9% |
BPMC | Buy | BLUEPRINT MEDICINES CORP | $60,540,000 | -34.3% | 947,715 | +10.2% | 1.52% | -28.4% |
CERE | Buy | CEREVEL THERAPEUTICS HLDNG I | $60,334,000 | +12.9% | 1,723,341 | +4.5% | 1.52% | +23.0% |
BAX | Buy | BAXTER INTL INC | $58,209,000 | -7.6% | 750,700 | +2.3% | 1.46% | +0.7% |
SWAV | Buy | SHOCKWAVE MED INC | $56,298,000 | +41.9% | 271,500 | +22.0% | 1.42% | +54.5% |
KRTX | Buy | KARUNA THERAPEUTICS INC | $54,842,000 | -1.9% | 432,543 | +1.3% | 1.38% | +6.9% |
ALNY | ALNYLAM PHARMACEUTICALS INC | $54,294,000 | -3.7% | 332,500 | 0.0% | 1.37% | +4.9% | |
DXCM | Buy | DEXCOM INC | $53,206,000 | +74.6% | 104,000 | +83.3% | 1.34% | +90.2% |
ZLAB | Buy | ZAI LAB LTDadr | $53,035,000 | -28.5% | 1,205,900 | +2.1% | 1.34% | -22.1% |
NVRO | Buy | NEVRO CORP | $52,186,000 | -9.8% | 721,500 | +1.1% | 1.31% | -1.7% |
ACHC | Buy | ACADIA HEALTHCARE COMPANY IN | $49,377,000 | +8.7% | 753,500 | +0.7% | 1.24% | +18.4% |
ASND | Buy | ASCENDIS PHARMA A/Ssponsored adr | $48,998,000 | -8.9% | 417,500 | +4.4% | 1.23% | -0.8% |
MRTX | Buy | MIRATI THERAPEUTICS INC | $46,021,000 | -23.6% | 559,734 | +36.4% | 1.16% | -16.8% |
PEN | Buy | PENUMBRA INC | $45,426,000 | +6.5% | 204,500 | +37.7% | 1.14% | +15.9% |
EXAS | EXACT SCIENCES CORP | $39,854,000 | -10.2% | 570,000 | 0.0% | 1.00% | -2.1% | |
SGEN | Buy | SEAGEN INC | $38,966,000 | -1.5% | 270,500 | +5.7% | 0.98% | +7.3% |
SRRA | Sell | SIERRA ONCOLOGY INC | $37,652,000 | +46.2% | 1,174,786 | -0.8% | 0.95% | +59.3% |
MIRM | Buy | MIRUM PHARMACEUTICALS INC | $36,690,000 | +49.5% | 1,666,208 | +8.3% | 0.92% | +63.0% |
EHC | ENCOMPASS HEALTH CORP | $35,733,000 | +9.0% | 502,500 | 0.0% | 0.90% | +18.6% | |
Buy | WARBY PARKER INC | $35,112,000 | +4.2% | 1,038,500 | +43.4% | 0.88% | +13.5% | |
SRPT | Buy | SAREPTA THERAPEUTICS INC | $33,435,000 | -12.4% | 428,000 | +0.9% | 0.84% | -4.5% |
NVAX | Buy | NOVAVAX INC | $33,010,000 | -45.7% | 448,200 | +5.5% | 0.83% | -40.9% |
KYMR | Buy | KYMERA THERAPEUTICS INC | $31,989,000 | -32.1% | 755,875 | +1.9% | 0.80% | -26.1% |
ARVN | Buy | ARVINAS INC | $30,796,000 | -18.0% | 457,600 | +0.1% | 0.78% | -10.7% |
CNMD | CONMED CORP | $30,081,000 | +4.8% | 202,500 | 0.0% | 0.76% | +14.2% | |
CYTOKINETICS INCnote 4.000%11/1 | $29,275,000 | -17.9% | 8,000,000 | 0.0% | 0.74% | -10.6% | ||
WST | Buy | WEST PHARMACEUTICAL SVSC INC | $28,442,000 | +33.3% | 69,250 | +52.2% | 0.72% | +45.2% |
CVET | Buy | COVETRUS INC | $28,123,000 | -15.3% | 1,675,000 | +0.8% | 0.71% | -7.7% |
MDGL | Buy | MADRIGAL PHARMACEUTICALS INC | $26,836,000 | +17.6% | 273,500 | +1.5% | 0.68% | +28.3% |
NVTA | Buy | INVITAE CORP | $26,491,000 | -38.0% | 3,323,821 | +18.7% | 0.67% | -32.5% |
ACCD | Buy | ACCOLADE INC | $26,428,000 | -16.2% | 1,505,000 | +25.7% | 0.66% | -8.8% |
ABCM | Buy | ABCAM PLCads | $26,208,000 | -11.1% | 1,432,900 | +14.4% | 0.66% | -3.1% |
XENE | Buy | XENON PHARMACEUTICALS INC | $25,755,000 | +6.9% | 842,498 | +9.2% | 0.65% | +16.3% |
PHR | Buy | PHREESIA INC | $25,042,000 | -21.9% | 950,000 | +23.4% | 0.63% | -15.0% |
TVTX | TRAVERE THERAPEUTICS INC | $24,524,000 | -17.0% | 951,650 | 0.0% | 0.62% | -9.5% | |
PRTA | Buy | PROTHENA CORP PLC | $24,265,000 | -24.2% | 663,530 | +2.4% | 0.61% | -17.3% |
HCAT | Buy | HEALTH CATALYST INC | $23,870,000 | -29.1% | 913,500 | +7.4% | 0.60% | -22.8% |
RXDX | Buy | PROMETHEUS BIOSCIENCES INC | $23,574,000 | -3.6% | 624,307 | +1.0% | 0.59% | +5.0% |
AURA BIOSCIENCES INC | $22,179,000 | +29.6% | 1,008,114 | 0.0% | 0.56% | +41.3% | ||
BMRN | Buy | BIOMARIN PHARMACEUTICAL INC | $20,393,000 | -12.6% | 264,500 | +0.2% | 0.51% | -4.8% |
LFST | LIFESTANCE HEALTH GROUP INC | $20,220,000 | +6.2% | 2,000,000 | 0.0% | 0.51% | +15.7% | |
New | CINCOR PHARMA INC | $18,087,000 | – | 1,031,159 | +100.0% | 0.46% | – | |
RLAY | Buy | RELAY THERAPEUTICS INC | $18,008,000 | -1.9% | 601,667 | +0.7% | 0.45% | +6.8% |
LUNG | Buy | PULMONX CORP | $17,427,000 | -22.4% | 702,400 | +0.3% | 0.44% | -15.4% |
OLK | Buy | OLINK HLDG ABsponsored ads | $17,413,000 | +85.8% | 986,000 | +91.5% | 0.44% | +101.8% |
DVAX | Buy | DYNAVAX TECHNOLOGIES CORP | $17,245,000 | -22.3% | 1,590,894 | +0.9% | 0.43% | -15.4% |
XENT | Sell | INTERSECT ENT INC | $15,406,000 | -40.0% | 550,000 | -41.5% | 0.39% | -34.6% |
MRSN | Buy | MERSANA THERAPEUTICS INC | $14,986,000 | -25.8% | 3,755,820 | +15.6% | 0.38% | -19.3% |
LEGN | Buy | LEGEND BIOTECH CORPsponsored ads | $14,942,000 | -20.6% | 411,184 | +1.9% | 0.38% | -13.6% |
COLL | COLLEGIUM PHARMACEUTICAL INC | $14,761,000 | +9.0% | 725,000 | 0.0% | 0.37% | +18.8% | |
RIGL | Buy | RIGEL PHARMACEUTICALS INC | $14,715,000 | +14.2% | 4,921,487 | +1.3% | 0.37% | +24.2% |
AMRN | AMARIN CORP PLCspons adr new | $14,541,000 | -2.4% | 4,419,700 | 0.0% | 0.37% | +6.4% | |
NVCR | NOVOCURE LTD | $14,499,000 | +10.4% | 175,000 | 0.0% | 0.36% | +20.1% | |
RYTM | Buy | RHYTHM PHARMACEUTICALS INC | $14,251,000 | +127.7% | 1,237,026 | +97.2% | 0.36% | +147.6% |
ANAB | Buy | ANAPTYSBIO INC | $13,936,000 | -25.6% | 563,300 | +4.6% | 0.35% | -18.9% |
GH | GUARDANT HEALTH INC | $13,248,000 | -33.8% | 200,000 | 0.0% | 0.33% | -27.9% | |
New | AMYLYX PHARMACEUTICALS INC | $12,828,000 | – | 998,307 | +100.0% | 0.32% | – | |
VERV | Sell | VERVE THERAPEUTICS INC | $11,502,000 | -65.5% | 504,037 | -44.2% | 0.29% | -62.3% |
KDNY | Sell | CHINOOK THERAPEUTICS INC | $11,458,000 | -2.5% | 700,349 | -2.8% | 0.29% | +6.3% |
AMYT | AMRYT PHARMA PLCsponsored ads | $10,799,000 | -23.4% | 1,305,825 | 0.0% | 0.27% | -16.6% | |
FULC | Sell | FULCRUM THERAPEUTICS INC | $10,278,000 | +27.1% | 434,590 | -4.9% | 0.26% | +38.5% |
OHPAU | ORION ACQUISITION CORPunit 02/19/2026 | $9,820,000 | -0.3% | 1,000,000 | 0.0% | 0.25% | +8.3% | |
FOLD | AMICUS THERAPEUTICS INC | $9,588,000 | -18.0% | 1,012,506 | 0.0% | 0.24% | -10.7% | |
AUPH | Buy | AURINIA PHARMACEUTICALS INC | $9,545,000 | -8.7% | 771,018 | +68.6% | 0.24% | -0.8% |
GRPH | Sell | GRAPHITE BIO INC | $9,133,000 | -64.7% | 1,790,754 | -13.9% | 0.23% | -61.5% |
AKRO | Buy | AKERO THERAPEUTICS INC | $9,014,000 | -27.4% | 635,214 | +8.2% | 0.23% | -20.9% |
GMDA | GAMIDA CELL LTD | $8,940,000 | +63.4% | 2,154,300 | 0.0% | 0.22% | +78.6% | |
SPRO | Buy | SPERO THERAPEUTICS INC | $8,621,000 | -43.0% | 990,913 | +4.8% | 0.22% | -38.0% |
XILIO THERAPEUTICS INC | $8,421,000 | -55.8% | 1,191,094 | 0.0% | 0.21% | -51.8% | ||
EPZM | Buy | EPIZYME INC | $8,358,000 | -12.2% | 7,267,696 | +90.9% | 0.21% | -4.5% |
MGNX | Buy | MACROGENICS INC | $8,217,000 | -40.3% | 932,728 | +8.8% | 0.21% | -34.9% |
Sell | GOSSAMER BIO INCnote 5.000% 6/0 | $7,692,000 | -48.9% | 9,573,000 | -37.7% | 0.19% | -44.3% | |
ATHA | ATHIRA PHARMA INC | $7,455,000 | +3.6% | 552,252 | 0.0% | 0.19% | +13.3% | |
FUSN | FUSION PHARMACEUTICALS INC | $7,369,000 | +86.3% | 948,327 | 0.0% | 0.18% | +103.3% | |
CMPX | COMPASS THERAPEUTICS INC | $7,299,000 | -56.8% | 5,328,088 | 0.0% | 0.18% | -52.8% | |
CGEM | Buy | CULLINAN ONCOLOGY INC | $6,832,000 | -31.5% | 652,578 | +1.0% | 0.17% | -25.2% |
MREO | Buy | MEREO BIOPHARMA GROUP PLCads | $6,804,000 | -23.9% | 6,074,943 | +8.8% | 0.17% | -17.0% |
LPTX | Buy | LEAP THERAPEUTICS INC | $6,292,000 | -44.8% | 3,595,447 | +2.1% | 0.16% | -40.2% |
EDAP | Buy | EDAP TMS S Asponsored adr | $5,945,000 | +30.4% | 820,000 | +7.8% | 0.15% | +42.9% |
NKTX | Buy | NKARTA INC | $5,803,000 | -25.5% | 509,948 | +0.5% | 0.15% | -18.9% |
DSGN | Buy | DESIGN THERAPEUTICS INC | $5,581,000 | -22.2% | 345,597 | +3.1% | 0.14% | -15.7% |
Buy | ICOSAVAX INC | $5,361,000 | -68.1% | 761,557 | +3.5% | 0.14% | -65.3% | |
BMEA | BIOMEA FUSION INC | $5,198,000 | -40.1% | 1,165,582 | 0.0% | 0.13% | -34.8% | |
PRTK | Buy | PARATEK PHARMACEUTICALS INC | $5,128,000 | -32.7% | 1,726,637 | +1.7% | 0.13% | -26.7% |
THESEUS PHARMACEUTICALS INC | $5,042,000 | -9.1% | 437,329 | 0.0% | 0.13% | -0.8% | ||
INZY | Buy | INOZYME PHARMA INC | $4,880,000 | -17.6% | 1,193,195 | +37.4% | 0.12% | -10.2% |
ADAP | Buy | ADAPTIMMUNE THERAPEUTICS PLCsponds adr | $4,732,000 | -43.0% | 2,297,194 | +3.7% | 0.12% | -38.0% |
FATE | FATE THERAPEUTICS INC | $4,265,000 | -33.7% | 110,000 | 0.0% | 0.11% | -28.2% | |
CGEN | COMPUGEN LTDord | $4,154,000 | -25.1% | 1,289,990 | 0.0% | 0.10% | -18.0% | |
AGLE | Buy | AEGLEA BIOTHERAPEUTICS INC | $4,166,000 | -44.4% | 1,811,425 | +14.8% | 0.10% | -39.3% |
New | EQRX INC | $4,130,000 | – | 1,000,000 | +100.0% | 0.10% | – | |
KNTE | Buy | KINNATE BIOPHARMA INC | $3,875,000 | -35.7% | 344,146 | +1.3% | 0.10% | -29.5% |
PHAS | Buy | PHASEBIO PHARMACEUTICALS INC | $3,450,000 | -48.8% | 2,613,825 | +1.3% | 0.09% | -44.2% |
RPHM | RENEO PHARMACEUTICALS INC | $3,361,000 | -65.6% | 1,143,185 | 0.0% | 0.08% | -62.4% | |
TRAVERE THERAPEUTICS INCnote 2.500% 9/1 | $3,396,000 | -5.4% | 3,250,000 | 0.0% | 0.08% | +2.4% | ||
New | VIGIL NEUROSCIENCE INC | $3,318,000 | – | 471,958 | +100.0% | 0.08% | – | |
CLDX | New | CELLDEX THERAPEUTICS INC NEW | $3,315,000 | – | 97,317 | +100.0% | 0.08% | – |
VINC | Buy | VINCERX PHARMA INC | $3,257,000 | -60.5% | 814,194 | +0.6% | 0.08% | -57.1% |
EPIX | Buy | ESSA PHARMA INC | $3,244,000 | -55.3% | 524,944 | +2.7% | 0.08% | -51.2% |
SPRB | SPRUCE BIOSCIENCES INC | $3,262,000 | -54.9% | 1,622,689 | 0.0% | 0.08% | -50.9% | |
BLSA | BCLS ACQUISITION CORP | $3,050,000 | +0.7% | 309,000 | 0.0% | 0.08% | +10.0% | |
TPST | TEMPEST THERAPEUTICS INC | $2,784,000 | -36.0% | 823,654 | 0.0% | 0.07% | -30.0% | |
FSTX | F-STAR THERAPEUTICS INC | $2,669,000 | -29.3% | 751,889 | 0.0% | 0.07% | -23.0% | |
PRLD | PRELUDE THERAPEUTICS INC | $2,546,000 | -44.6% | 368,959 | 0.0% | 0.06% | -39.6% | |
JYAC | JIYA ACQUISITION CORP | $2,027,000 | +0.6% | 206,200 | 0.0% | 0.05% | +8.5% | |
ACRX | Buy | ACELRX PHARMACEUTICALS INC | $1,807,000 | -49.0% | 6,329,202 | +0.1% | 0.04% | -45.1% |
IMRA | Buy | IMARA INC | $1,584,000 | -16.4% | 842,402 | +0.0% | 0.04% | -9.1% |
RADIUS HEALTH INCnote 3.000% 9/0 | $1,478,000 | +1.3% | 1,500,000 | 0.0% | 0.04% | +8.8% | ||
BCEL | ATRECA INC | $1,466,000 | +4.6% | 462,530 | 0.0% | 0.04% | +15.6% | |
APLT | APPLIED THERAPEUTICS INC | $1,481,000 | -76.4% | 701,680 | 0.0% | 0.04% | -74.5% | |
THERAVANCE BIOPHARMA INCnote 3.250%11/0 | $1,420,000 | -2.5% | 1,500,000 | 0.0% | 0.04% | +5.9% | ||
STTK | SHATTUCK LABS INC | $1,336,000 | -49.9% | 313,499 | 0.0% | 0.03% | -45.2% | |
PSTX | POSEIDA THERAPEUTICS INC | $1,298,000 | -34.2% | 289,754 | 0.0% | 0.03% | -28.3% | |
NEUROCRINE BIOSCIENCES INCnote 2.250% 5/1 | $1,320,000 | +5.0% | 1,000,000 | 0.0% | 0.03% | +13.8% | ||
NEVRO CORPnote 2.750% 4/0 | $541,000 | -2.7% | 500,000 | 0.0% | 0.01% | +7.7% | ||
NUVBWS | NUVATION BIO INC*w exp 07/07/202 | $108,000 | -57.3% | 134,028 | 0.0% | 0.00% | -50.0% | |
Exit | PACIRA BIOSCIENCES INCnote 2.375% 4/0 | $0 | – | -1,000,000 | -100.0% | -0.02% | – | |
DAWN | Exit | DAY ONE BIOPHARMACEUTICALS I | $0 | – | -381,939 | -100.0% | -0.15% | – |
NRIX | Exit | NURIX THERAPEUTICS INC | $0 | – | -321,050 | -100.0% | -0.22% | – |
ABOS | Exit | ACUMEN PHARMACEUTICALS INC | $0 | – | -1,571,918 | -100.0% | -0.25% | – |
Exit | AADI BIOSCIENCE INC | $0 | – | -538,835 | -100.0% | -0.30% | – | |
Exit | IMMUNEERING CORP | $0 | – | -1,089,816 | -100.0% | -0.41% | – |
Original filings
The following EDGAR filing(s) were analyzed to create this report:
- View 13F-HR filed 2022-05-16
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.