Rock Springs Capital Management LP Diversified Active

Location: Baltimore, MD

CIK: 0001595725 · Show all filings

Period: Q1 2026 (← Previous) (Next →)

Filing Date: May 15, 2026

Total Value: $1.697B (100.0% shares, 0.0% debt)

Holdings (100)

RVMD REVOLUTION MEDICINES INC 6.9%
Value $118M Shares 1,209,465 Est. Cost $31.87 Unrealized +223.2%
LLY ELI LILLY & CO 5.4%
Value $90.78M Shares 98,700 Est. Cost $683.47 Unrealized +53.2%
MDGL MADRIGAL PHARMACEUTICALS INC 5.3%
Value $89.51M Shares 170,999 Est. Cost $191.07 Unrealized +157.7%
MIRM MIRUM PHARMACEUTICALS INC 4.4%
Value $74.95M Shares 811,294 Est. Cost $19.61 Unrealized +392.4%
ARGX ARGENX SE 4.2%
Value $71.93M Shares 98,500 Est. Cost $160.49 Unrealized
RYTM RHYTHM PHARMACEUTICALS INC 3.5%
Value $59.99M Shares 689,748 Est. Cost $17.22 Unrealized +497.2%
INSM INSMED INC 3.0%
Value $51.39M Shares 314,300 Est. Cost $39.44 Unrealized +303.3%
ASND ASCENDIS PHARMA A/S 2.6%
Value $44.37M Shares 194,000 Est. Cost $92.14 Unrealized
XENE XENON PHARMACEUTICALS INC 2.6%
Value $44.37M Shares 763,020 Est. Cost $24.19 Unrealized +73.5%
TVTX TRAVERE THERAPEUTICS INC 2.6%
Value $43.91M Shares 1,477,954 Est. Cost $14.26 Unrealized +117.6%
KYMR KYMERA THERAPEUTICS INC 2.4%
Value $41.38M Shares 496,871 Est. Cost $34.27 Unrealized +126.4%
PEN PENUMBRA INC 2.3%
Value $39.57M Shares 120,500 Est. Cost $179.03 Unrealized +89.7%
ISRG INTUITIVE SURGICAL INC 2.2%
Value $37.8M Shares 82,000 Est. Cost $264.69 Unrealized +96.8%
SRRK SCHOLAR ROCK HLDG CORP 2.1%
Value $36.37M Shares 739,816 Est. Cost $32.85 Unrealized +38.4%
ELVN ENLIVEN THERAPEUTICS INC 1.9%
Value $32.4M Shares 826,500 Est. Cost $17.59 Unrealized +45.6%
BSX BOSTON SCIENTIFIC CORP 1.9%
Value $32.34M Shares 515,300 Est. Cost $71.31 Unrealized +20.4%
IRTC IRHYTHM HOLDINGS INC 1.8%
Value $30.89M Shares 261,750 Est. Cost $82.97 Unrealized +91.1%
GPCR STRUCTURE THERAPEUTICS INC 1.8%
Value $30.86M Shares 640,217 Est. Cost $39.12 Unrealized
AGIO AGIOS PHARMACEUTICALS INC 1.6%
Value $27.04M Shares 799,163 Est. Cost $33.80 Unrealized -17.0%
RARE ULTRAGENYX PHARMACEUTICAL IN 1.5%
Value $25.53M Shares 1,218,773 Est. Cost $57.80 Unrealized -59.6%
ALNY ALNYLAM PHARMACEUTICALS INC 1.4%
Value $24.48M Shares 74,000 Est. Cost $116.67 Unrealized +202.8%
COGT COGENT BIOSCIENCES INC 1.4%
Value $24.02M Shares 624,155 Est. Cost $6.84 Unrealized +445.9%
THC TENET HEALTHCARE CORP 1.4%
Value $23.59M Shares 125,000 Est. Cost $148.69 Unrealized +38.7%
DXCM DEXCOM INC 1.3%
Value $22.33M Shares 355,600 Est. Cost $90.47 Unrealized -21.6%
CLDX CELLDEX THERAPEUTICS INC NEW 1.2%
Value $20.63M Shares 650,270 Est. Cost $32.64 Unrealized -22.1%
VERA VERA THERAPEUTICS INC 1.2%
Value $20.26M Shares 503,585 Est. Cost $35.12 Unrealized +28.1%
NBIX NEUROCRINE BIOSCIENCES INC 1.2%
Value $19.82M Shares 150,450 Est. Cost $103.71 Unrealized +29.5%
ACLX ARCELLX INC 1.1%
Value $19.5M Shares 169,859 Est. Cost $62.26 Unrealized +14.5%
NAMS NEWAMSTERDAM PHARMA COMPANY 1.1%
Value $18.85M Shares 588,794 Est. Cost $20.63 Unrealized +63.6%
PHVS PHARVARIS N V 1.1%
Value $18.24M Shares 645,533 Est. Cost $26.43 Unrealized +1.2%
ERAS ERASCA INC 1.1%
Value $17.85M Shares 1,103,469 Est. Cost $3.80 Unrealized +163.5%
DYN DYNE THERAPEUTICS INC 1.0%
Value $17.63M Shares 972,198 Est. Cost $18.20 Unrealized -5.9%
CMPX COMPASS THERAPEUTICS INC 1.0%
Value $17.49M Shares 3,305,308 Est. Cost $3.23 Unrealized +86.0%
ACRS ACLARIS THERAPEUTICS INC 1.0%
Value $16.77M Shares 4,472,650 Est. Cost $6.19 Unrealized -46.2%
TARS TARSUS PHARMACEUTICALS INC 0.9%
Value $15.8M Shares 225,179 Est. Cost $48.01 Unrealized +45.2%
MMED MINIMED GROUP INC 0.9%
Value $15.74M Shares 1,055,000 Est. Cost $14.92 Unrealized
ZLAB ZAI LAB LTD 0.9%
Value $15.32M Shares 814,707 Est. Cost $50.50 Unrealized
UNH UNITEDHEALTH GROUP INC 0.8%
Value $14.34M Shares 53,000 Est. Cost $330.64 Unrealized -6.6%
CNTA CENTESSA PHARMACEUTICALS PLC 0.8%
Value $13.97M Shares 351,828 Est. Cost $26.02 Unrealized
HTFL HEARTFLOW INC 0.8%
Value $13.93M Shares 572,500 Est. Cost $30.56 Unrealized -5.2%
ARDX ARDELYX INC 0.8%
Value $13.77M Shares 2,299,473 Est. Cost $5.10 Unrealized +38.8%
SMMT SUMMIT THERAPEUTICS INC 0.8%
Value $13.46M Shares 710,000 Est. Cost $14.06 Unrealized +15.3%
AZTA AZENTA INC 0.7%
Value $12.03M Shares 569,100 Est. Cost $56.45 Unrealized -38.7%
MLYS MINERALYS THERAPEUTICS INC 0.7%
Value $11.91M Shares 439,751 Est. Cost $15.26 Unrealized +105.5%
DHR DANAHER CORP DEL 0.7%
Value $11.66M Shares 61,500 Est. Cost $216.22 Unrealized +3.9%
PTCT PTC THERAPEUTICS INC 0.6%
Value $11.02M Shares 161,798 Est. Cost $73.30 Unrealized +0.5%
CAI CARIS LIFE SCIENCES INC 0.6%
Value $10.07M Shares 563,000 Est. Cost $26.95 Unrealized -11.9%
ZBIO ZENAS BIOPHARMA INC 0.6%
Value $9.816M Shares 502,077 Est. Cost $17.98 Unrealized +21.7%
BCAX BICARA THERAPEUTICS INC 0.6%
Value $9.728M Shares 489,095 Est. Cost $22.35 Unrealized -27.1%
BBIO BRIDGEBIO PHARMA INC 0.6%
Value $9.524M Shares 128,250 Est. Cost $56.17 Unrealized +32.6%
SLNO SOLENO THERAPEUTICS INC 0.5%
Value $8.613M Shares 257,253 Est. Cost $55.22 Unrealized -24.6%
MBX MBX BIOSCIENCES INC 0.5%
Value $8.596M Shares 287,967 Est. Cost $13.81 Unrealized +166.8%
TNGX TANGO THERAPEUTICS INC 0.5%
Value $8.094M Shares 386,915 Est. Cost $8.62 Unrealized +38.2%
REGN REGENERON PHARMACEUTICALS 0.5%
Value $7.804M Shares 10,100 Est. Cost $587.92 Unrealized +30.8%
IMNM IMMUNOME INC 0.4%
Value $7.603M Shares 347,666 Est. Cost $17.55 Unrealized +31.5%
AMLX AMYLYX PHARMACEUTICALS INC 0.4%
Value $6.947M Shares 499,764 Est. Cost $3.97 Unrealized +252.6%
OMDA OMADA HEALTH INC 0.4%
Value $6.8M Shares 541,000 Est. Cost $17.31 Unrealized -19.3%
INSP INSPIRE MED SYS INC 0.4%
Value $6.798M Shares 131,800 Est. Cost $178.69 Unrealized -56.7%
APLS APELLIS PHARMACEUTICALS INC 0.4%
Value $6.547M Shares 162,750 Est. Cost $33.99 Unrealized -33.3%
ALKS ALKERMES PLC 0.4%
Value $6.506M Shares 183,986 Est. Cost $29.52 Unrealized +9.6%
EVH EVOLENT HEALTH INC 0.4%
Value $6.099M Shares 2,675,000 Est. Cost $20.50 Unrealized -83.6%
INDV INDIVIOR PHARMACEUTICALS INC 0.4%
Value $6.096M Shares 200,000 Est. Cost $34.29 Unrealized 0.0%
TERN TERNS PHARMACEUTICALS INC 0.4%
Value $5.997M Shares 113,748 Est. Cost $23.77 Unrealized +57.6%
EDAP EDAP TMS S A 0.3%
Value $5.126M Shares 1,378,000 Est. Cost $6.95 Unrealized
JANX JANUX THERAPEUTICS INC 0.3%
Value $5.101M Shares 367,009 Est. Cost $39.72 Unrealized -65.6%
PHR PHREESIA INC 0.3%
Value $5.031M Shares 600,400 Est. Cost $25.15 Unrealized -43.3%
TMO THERMO FISHER SCIENTIFIC INC 0.3%
Value $4.915M Shares 10,000 Est. Cost $417.06 Unrealized +37.8%
SYK STRYKER CORPORATION 0.3%
Value $4.863M Shares 14,800 Est. Cost $364.67 Unrealized 0.0%
SION SIONNA THERAPEUTICS INC 0.2%
Value $3.986M Shares 99,429 Est. Cost $16.34 Unrealized +140.2%
RCUS ARCUS BIOSCIENCES INC 0.2%
Value $3.888M Shares 180,000 Est. Cost $20.40 Unrealized +4.3%
XBI SPDR SERIES TRUST 0.2%
Value $3.832M Shares 30,000 Est. Cost $95.27 Unrealized
ATEC ALPHATEC HLDGS INC 0.2%
Value $3.808M Shares 350,000 Est. Cost $10.19 Unrealized +56.6%
PCVX VAXCYTE INC 0.2%
Value $3.501M Shares 60,250 Est. Cost $44.29 Unrealized +19.1%
EYPT EYEPOINT INC 0.2%
Value $3.335M Shares 258,739 Est. Cost $13.85 Unrealized +9.9%
NVO NOVO-NORDISK A S 0.2%
Value $3.308M Shares 90,000 Est. Cost $36.75 Unrealized
OCUL OCULAR THERAPEUTIX INC 0.2%
Value $3.25M Shares 383,716 Est. Cost $11.77 Unrealized -16.5%
VKTX VIKING THERAPEUTICS INC 0.2%
Value $3.124M Shares 96,000 Est. Cost $31.35 Unrealized 0.0%
CYTK CYTOKINETICS INC 0.2%
Value $2.99M Shares 45,364 Est. Cost $62.68 Unrealized +2.8%
IPSC CENTURY THERAPEUTICS INC 0.2%
Value $2.948M Shares 1,304,347 Est. Cost $1.94 Unrealized 0.0%
CVS CVS HEALTH CORP 0.2%
Value $2.873M Shares 40,000 Est. Cost $77.96 Unrealized 0.0%
ROIV ROIVANT SCIENCES LTD 0.2%
Value $2.687M Shares 97,000 Est. Cost $20.11 Unrealized +20.2%
TLPH TALPHERA INC 0.2%
Value $2.681M Shares 3,589,186 Est. Cost $0.78 Unrealized +22.5%
OLMA OLEMA PHARMACEUTICALS INC 0.1%
Value $2.54M Shares 170,378 Est. Cost $21.04 Unrealized +21.0%
SGRY SURGERY PARTNERS INC 0.1%
Value $2.479M Shares 208,000 Est. Cost $18.38 Unrealized -17.0%
LENZ LENZ THERAPEUTICS INC 0.1%
Value $2.356M Shares 257,460 Est. Cost $32.86 Unrealized -52.1%
EW EDWARDS LIFESCIENCES CORP 0.1%
Value $2.314M Shares 28,900 Est. Cost $63.05 Unrealized +30.0%
DNTH DIANTHUS THERAPEUTICS INC 0.1%
Value $2.245M Shares 26,757 Est. Cost $47.58 Unrealized 0.0%
NGNE NEUROGENE INC 0.1%
Value $2.103M Shares 104,339 Est. Cost $35.51 Unrealized -48.9%
AGL AGILON HEALTH INC 0.1%
Value $2.057M Shares 260,000 Est. Cost $7.91 Unrealized
CORT CORCEPT THERAPEUTICS INC 0.1%
Value $2.026M Shares 50,250 Est. Cost $78.55 Unrealized -50.6%
ACHC ACADIA HEALTHCARE COMPANY IN 0.1%
Value $1.766M Shares 75,500 Est. Cost $53.71 Unrealized -72.9%
TEVA TEVA PHARMACEUTICAL INDS LTD 0.1%
Value $1.37M Shares 45,500 Est. Cost $31.21 Unrealized
MLTX MOONLAKE IMMUNOTHERAPEUTICS 0.1%
Value $1.15M Shares 61,700 Est. Cost $30.23 Unrealized -46.9%
JAZZ JAZZ PHARMACEUTICALS PLC 0.1%
Value $1.087M Shares 5,750 Est. Cost $164.27 Unrealized +2.9%
JSPR JASPER THERAPEUTICS INC 0.1%
Value $964K Shares 1,100,726 Est. Cost $9.61 Unrealized -84.5%
LEGN LEGEND BIOTECH CORP 0.0%
Value $733K Shares 40,500 Est. Cost $21.14 Unrealized
GOSS GOSSAMER BIO INC 0.0%
Value $529K Shares 1,609,492 Est. Cost $2.62 Unrealized -13.8%
FOLD AMICUS THERAPEUTIC 0.0%
Value $305K Shares 21,062 Est. Cost $10.81 Unrealized +32.4%
ORKA ORUKA THERAPEUTICS INC 0.0%
Value $202K Shares 4,123 Est. Cost $32.45 Unrealized 0.0%
BCRX BIOCRYST PHARMACEUTICALS INC 0.0%
Value $120K Shares 12,600 Est. Cost $7.00 Unrealized 0.0%