Rock Springs Capital Management LP Diversified Active

Location: Baltimore, MD

CIK: 0001595725 · Show all filings

Period: Q4 2025 (← Previous) (Next →)

Filing Date: Feb 17, 2026

Total Value: $1.95B (99.7% shares, 0.3% debt)

Holdings (99)

LLY ELI LILLY & CO 5.8%
Value $113M Shares 105,400 Est. Cost $683.47 Unrealized +39.8%
RVMD REVOLUTION MEDICINES INC 5.5%
Value $106M Shares 1,335,270 Est. Cost $31.87 Unrealized +105.7%
ARGX ARGENX SE 4.5%
Value $86.83M Shares 103,250 Est. Cost $160.49 Unrealized
TVTX TRAVERE THERAPEUTICS INC 4.3%
Value $84.46M Shares 2,210,322 Est. Cost $14.26 Unrealized +128.0%
MDGL MADRIGAL PHARMACEUTICALS INC 4.2%
Value $81.31M Shares 139,618 Est. Cost $123.32 Unrealized +314.2%
RYTM RHYTHM PHARMACEUTICALS INC 3.8%
Value $74.39M Shares 695,010 Est. Cost $17.22 Unrealized +516.0%
EXAS EXACT SCIENCES CORP 3.1%
Value $61.12M Shares 601,800 Est. Cost $54.04 Unrealized +48.6%
MIRM MIRUM PHARMACEUTICALS INC 3.1%
Value $60.21M Shares 762,294 Est. Cost $14.67 Unrealized +389.4%
INSM INSMED INC 2.8%
Value $55.56M Shares 319,250 Est. Cost $39.44 Unrealized +362.7%
GPCR STRUCTURE THERAPEUTICS INC 2.7%
Value $52.04M Shares 748,236 Est. Cost $39.12 Unrealized
ISRG INTUITIVE SURGICAL INC 2.4%
Value $46.44M Shares 82,000 Est. Cost $264.69 Unrealized +101.1%
CIDARA THERAPEUTICS INC 2.3%
Value $45.26M Shares 204,878 Est. Cost $70.46 Unrealized
ASND ASCENDIS PHARMA A/S 2.2%
Value $43.39M Shares 203,500 Est. Cost $92.14 Unrealized
IRTC IRHYTHM TECHNOLOGIES INC 2.1%
Value $41.7M Shares 235,000 Est. Cost $74.37 Unrealized +138.3%
KYMR KYMERA THERAPEUTICS INC 2.0%
Value $38.66M Shares 496,871 Est. Cost $34.27 Unrealized +97.0%
BSX BOSTON SCIENTIFIC CORP 2.0%
Value $38.05M Shares 399,050 Est. Cost $67.08 Unrealized +46.1%
PEN PENUMBRA INC 1.9%
Value $37.46M Shares 120,500 Est. Cost $179.03 Unrealized +54.3%
XENE XENON PHARMACEUTICALS INC 1.8%
Value $35.31M Shares 787,788 Est. Cost $24.19 Unrealized +73.6%
SRRK SCHOLAR ROCK HLDG CORP 1.7%
Value $32.31M Shares 733,477 Est. Cost $32.85 Unrealized +14.2%
COGT COGENT BIOSCIENCES INC 1.5%
Value $30.16M Shares 849,030 Est. Cost $6.84 Unrealized +310.7%
RARE ULTRAGENYX PHARMACEUTICAL IN 1.5%
Value $29.15M Shares 1,267,241 Est. Cost $57.80 Unrealized -43.1%
VERA VERA THERAPEUTICS INC 1.5%
Value $28.79M Shares 568,579 Est. Cost $35.12 Unrealized +1.1%
ALNY ALNYLAM PHARMACEUTICALS INC 1.5%
Value $28.33M Shares 71,250 Est. Cost $107.54 Unrealized +311.5%
FOLD AMICUS THERAPEUTICS INC 1.4%
Value $27.48M Shares 1,929,931 Est. Cost $10.81 Unrealized -9.1%
XBI SPDR SERIES TRUST 1.4%
Value $27.07M Shares 222,000 Est. Cost $95.27 Unrealized
THC TENET HEALTHCARE CORP 1.3%
Value $24.84M Shares 125,000 Est. Cost $148.69 Unrealized +35.9%
DXCM DEXCOM INC 1.2%
Value $23.05M Shares 347,300 Est. Cost $90.94 Unrealized -28.9%
AGIO AGIOS PHARMACEUTICALS INC 1.1%
Value $21.75M Shares 799,163 Est. Cost $33.80 Unrealized +3.8%
TARS TARSUS PHARMACEUTICALS INC 1.1%
Value $21.32M Shares 260,344 Est. Cost $48.01 Unrealized +55.5%
CMPX COMPASS THERAPEUTICS INC 1.1%
Value $21.09M Shares 3,927,202 Est. Cost $3.23 Unrealized +43.1%
NAMS NEWAMSTERDAM PHARMA COMPANY 1.0%
Value $19.55M Shares 557,194 Est. Cost $19.88 Unrealized +83.0%
AZTA AZENTA INC 1.0%
Value $18.93M Shares 569,100 Est. Cost $56.45 Unrealized -42.1%
CLDX CELLDEX THERAPEUTICS INC NEW 1.0%
Value $18.81M Shares 692,538 Est. Cost $32.64 Unrealized -19.3%
CAI CARIS LIFE SCIENCES INC 1.0%
Value $18.55M Shares 687,500 Est. Cost $26.95 Unrealized +4.5%
ZBIO ZENAS BIOPHARMA INC 0.9%
Value $18.23M Shares 502,077 Est. Cost $17.98 Unrealized +82.9%
DYN DYNE THERAPEUTICS INC 0.9%
Value $17.86M Shares 912,955 Est. Cost $18.27 Unrealized +3.7%
NBIX NEUROCRINE BIOSCIENCES INC 0.9%
Value $17.8M Shares 125,500 Est. Cost $97.62 Unrealized +48.4%
PHVS PHARVARIS N V 0.9%
Value $17.3M Shares 623,402 Est. Cost $26.42 Unrealized -8.8%
MLYS MINERALYS THERAPEUTICS INC 0.8%
Value $15.52M Shares 427,596 Est. Cost $14.80 Unrealized +170.9%
PHR PHREESIA INC 0.8%
Value $14.83M Shares 876,600 Est. Cost $25.15 Unrealized -18.0%
ZLAB ZAI LAB LTD 0.7%
Value $14.32M Shares 811,546 Est. Cost $50.50 Unrealized
DHR DANAHER CORPORATION 0.7%
Value $14.08M Shares 61,500 Est. Cost $216.22 Unrealized +1.5%
UNH UNITEDHEALTH GROUP INC 0.7%
Value $13.47M Shares 40,800 Est. Cost $337.21 Unrealized 0.0%
ARDX ARDELYX INC 0.7%
Value $13.41M Shares 2,299,473 Est. Cost $5.10 Unrealized +9.3%
ACRS ACLARIS THERAPEUTICS INC 0.7%
Value $13.41M Shares 4,453,741 Est. Cost $6.19 Unrealized -59.2%
SMMT SUMMIT THERAPEUTICS INC 0.6%
Value $12.42M Shares 710,000 Est. Cost $14.06 Unrealized +33.8%
ELVN ENLIVEN THERAPEUTICS INC 0.6%
Value $12.3M Shares 798,405 Est. Cost $17.30 Unrealized +15.1%
INSP INSPIRE MED SYS INC 0.6%
Value $12.08M Shares 131,000 Est. Cost $178.69 Unrealized -46.5%
OMDA OMADA HEALTH INC 0.6%
Value $11.68M Shares 740,000 Est. Cost $17.31 Unrealized +17.2%
SLNO SOLENO THERAPEUTICS INC 0.6%
Value $11.44M Shares 247,053 Est. Cost $55.78 Unrealized -1.7%
ACLX ARCELLX INC 0.6%
Value $11.07M Shares 169,859 Est. Cost $62.26 Unrealized +28.1%
EVH EVOLENT HEALTH INC 0.5%
Value $10.7M Shares 2,675,000 Est. Cost $20.50 Unrealized -72.9%
GOSS GOSSAMER BIO INC 0.5%
Value $10.13M Shares 3,266,960 Est. Cost $2.62 Unrealized +9.0%
MBX MBX BIOSCIENCES INC 0.5%
Value $8.914M Shares 282,624 Est. Cost $13.37 Unrealized +81.5%
CNTA CENTESSA PHARMACEUTICALS PLC 0.4%
Value $8.104M Shares 324,015 Est. Cost $24.85 Unrealized
HTFL HEARTFLOW INC 0.4%
Value $8.095M Shares 277,700 Est. Cost $32.24 Unrealized -0.1%
BBIO BRIDGEBIO PHARMA INC 0.4%
Value $7.917M Shares 103,500 Est. Cost $51.79 Unrealized +26.8%
REGN REGENERON PHARMACEUTICALS 0.4%
Value $7.796M Shares 10,100 Est. Cost $587.92 Unrealized +15.4%
IMNM IMMUNOME INC 0.4%
Value $7.468M Shares 347,666 Est. Cost $17.55 Unrealized 0.0%
RAPT RAPT THERAPEUTICS INC 0.4%
Value $7.239M Shares 213,731 Est. Cost $31.06 Unrealized 0.0%
BCAX BICARA THERAPEUTICS INC 0.4%
Value $7.222M Shares 429,095 Est. Cost $23.20 Unrealized -26.4%
EW EDWARDS LIFESCIENCES CORP 0.4%
Value $7.033M Shares 82,500 Est. Cost $63.05 Unrealized +30.2%
GOSSAMER BIO INC 0.3%
Value $6.559M Shares 9,573,000 Est. Cost $1.01 Unrealized
ATEC ALPHATEC HLDGS INC 0.3%
Value $6.365M Shares 302,500 Est. Cost $9.28 Unrealized +99.4%
AMLX AMYLYX PHARMACEUTICALS INC 0.3%
Value $6.037M Shares 499,764 Est. Cost $3.97 Unrealized +242.4%
TMO THERMO FISHER SCIENTIFIC INC 0.3%
Value $5.795M Shares 10,000 Est. Cost $417.06 Unrealized +35.5%
JANX JANUX THERAPEUTICS INC 0.3%
Value $4.951M Shares 358,798 Est. Cost $40.31 Unrealized -41.7%
SGRY SURGERY PARTNERS INC 0.2%
Value $4.79M Shares 310,000 Est. Cost $18.38 Unrealized 0.0%
EYPT EYEPOINT INC 0.2%
Value $4.727M Shares 258,739 Est. Cost $13.85 Unrealized +2.3%
PTCT PTC THERAPEUTICS INC 0.2%
Value $4.7M Shares 61,879 Est. Cost $72.67 Unrealized 0.0%
AGL AGILON HEALTH INC 0.2%
Value $4.477M Shares 6,500,000 Est. Cost $29.66 Unrealized -97.4%
MERSANA THERAPEUTICS INC 0.2%
Value $4.414M Shares 152,586 Est. Cost $7.76 Unrealized
TERN TERNS PHARMACEUTICALS INC 0.2%
Value $4.383M Shares 108,481 Est. Cost $23.11 Unrealized 0.0%
RCUS ARCUS BIOSCIENCES INC 0.2%
Value $4.289M Shares 180,000 Est. Cost $20.40 Unrealized 0.0%
EDAP EDAP TMS S A 0.2%
Value $4.233M Shares 1,286,500 Est. Cost $7.18 Unrealized
OCUL OCULAR THERAPEUTIX INC 0.2%
Value $4.198M Shares 345,820 Est. Cost $11.98 Unrealized +1.4%
LENZ LENZ THERAPEUTICS INC 0.2%
Value $4.119M Shares 257,460 Est. Cost $32.86 Unrealized -11.3%
TLPH TALPHERA INC 0.2%
Value $4.092M Shares 3,589,186 Est. Cost $0.78 Unrealized +55.2%
SION SIONNA THERAPEUTICS INC 0.2%
Value $4.091M Shares 99,429 Est. Cost $16.34 Unrealized +132.1%
TBPH THERAVANCE BIOPHARMA INC 0.2%
Value $3.906M Shares 208,771 Est. Cost $16.59 Unrealized 0.0%
ALKS ALKERMES PLC 0.2%
Value $3.896M Shares 139,228 Est. Cost $28.61 Unrealized +4.7%
APLS APELLIS PHARMACEUTICALS INC 0.2%
Value $3.781M Shares 150,500 Est. Cost $34.91 Unrealized -32.8%
INDIVIOR PLC 0.2%
Value $3.771M Shares 105,100 Est. Cost $35.88 Unrealized
ERAS ERASCA INC 0.2%
Value $3.54M Shares 951,710 Est. Cost $2.81 Unrealized 0.0%
TNGX TANGO THERAPEUTICS INC 0.2%
Value $3.428M Shares 386,915 Est. Cost $8.62 Unrealized 0.0%
OLMA OLEMA PHARMACEUTICALS INC 0.1%
Value $2.456M Shares 98,240 Est. Cost $17.79 Unrealized 0.0%
CYTK CYTOKINETICS INC 0.1%
Value $2.278M Shares 35,853 Est. Cost $62.21 Unrealized 0.0%
PCVX VAXCYTE INC 0.1%
Value $2.169M Shares 47,000 Est. Cost $41.90 Unrealized +6.7%
NGNE NEUROGENE INC 0.1%
Value $2.149M Shares 104,339 Est. Cost $35.51 Unrealized -29.9%
JSPR JASPER THERAPEUTICS INC 0.1%
Value $2.014M Shares 1,100,726 Est. Cost $9.61 Unrealized -79.1%
ROIV ROIVANT SCIENCES LTD 0.1%
Value $1.926M Shares 88,750 Est. Cost $19.73 Unrealized 0.0%
CORT CORCEPT THERAPEUTICS INC 0.1%
Value $1.749M Shares 50,250 Est. Cost $78.55 Unrealized 0.0%
ACHC ACADIA HEALTHCARE COMPANY IN 0.1%
Value $1.703M Shares 120,000 Est. Cost $53.71 Unrealized -64.8%
TEVA TEVA PHARMACEUTICAL INDS LTD 0.1%
Value $1.42M Shares 45,500 Est. Cost $31.21 Unrealized
NAMS NEWAMSTERDAM PHARMA COMPANY 0.1%
Value $1.109M Shares 31,600 Est. Cost $19.88 Unrealized +83.0%
MLTX MOONLAKE IMMUNOTHERAPEUTICS 0.0%
Value $813K Shares 61,700 Est. Cost $30.23 Unrealized -61.0%
LEGN LEGEND BIOTECH CORP 0.0%
Value $735K Shares 33,800 Est. Cost $21.74 Unrealized
JAZZ JAZZ PHARMACEUTICALS PLC 0.0%
Value $298K Shares 1,750 Est. Cost $153.31 Unrealized 0.0%
NUVATION BIO INC 0.0%
Value $44,229 Shares 134,028 Est. Cost $2.67 Unrealized