Fund Holdings — RTW INVESTMENTS, LP

Total Portfolio Value
$8.12B
Total Bought
$889.33M
Total Sold
$1.18B
Net Transaction
-$289.70M
Filing Period:
Securities
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SharesValue ($K)
Q2 2025
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Q3 2025
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Change
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Q2 2025
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Q3 2025
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Weight (%)
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Change
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MADRIGAL PHARMACEUTICALS INC(MDGL)1,993,6871,993,6870603,369914,42411.27%+311,055
AVIDITY BIOSCIENCES INC9,618,84511,372,829+1,753,984273,175495,5146.11%+222,339
UNIQURE NV(QURE)5,158,2314,424,968-733,26371,906258,2853.18%+186,380
INSMED INC(INSM)3,084,5583,084,5580310,430444,2075.47%+133,777
ARGENX SE(ARGX)673,497673,4970371,245496,7446.12%+125,499
PTC THERAPEUTICS INC(PTCT)7,746,4157,746,4150378,335475,3975.86%+97,063
PROTAGONIST THERAPEUTICS INC5,756,2775,756,2770318,149382,3894.71%+64,240
TARSUS PHARMACEUTICALS INC(TARS)3,111,6803,177,436+65,756126,054188,8352.33%+62,781
STOKE THERAPEUTICS INC(STOK)5,123,5255,123,525058,152120,4031.48%+62,251
RADNET INC(RDNT)2,690,3442,815,544+125,200153,107214,5732.64%+61,465
CYTOKINETICS INC(CYTK)2,721,1582,721,158089,907149,5551.84%+59,648
XENCOR INC(XNCR)2,402,8836,221,054+3,818,17118,88772,9730.90%+54,086
COGENT BIOSCIENCES INC(COGT)03,467,486+3,467,486049,7930.61%+49,793
GUARDANT HEALTH INC(GH)856,5011,481,033+624,53244,57292,5351.14%+47,963
IMMATICS N.V(IMTX)6,970,1528,815,617+1,845,46537,49975,1090.93%+37,610
ULTRAGENYX PHARMACEUTICAL IN(RARE)1,707,4023,258,266+1,550,86462,08198,0091.21%+35,928
CENTESSA PHARMACEUTICALS PLC1,529,8362,291,747+761,91120,10255,5750.68%+35,473
AQUESTIVE THERAPEUTICS INC06,250,000+6,250,000034,9380.43%+34,938
VERASTEM INC(VSTM)4,251,6165,426,306+1,174,69017,64447,9140.59%+30,270
ABIVAX SA(ABVX)0350,000+350,000029,7150.37%+29,715
UROGEN PHARMA LTD(URGN)4,543,8954,543,895062,25190,6511.12%+28,399
COMPASS PATHWAYS PLC(CMPS)8,221,9298,707,390+485,46123,02149,8930.61%+26,872
RAPT THERAPEUTICS INC1,470,4991,470,499011,76437,9240.47%+26,160
CG ONCOLOGY INC(CGON)1,701,2161,701,216044,23268,5250.84%+24,293
IMMUNOCORE HLDGS PLC(IMCR)4,869,7984,869,7980152,814176,9202.18%+24,106
BELITE BIO INC(BLTE)0312,500+312,500023,1250.28%+23,125
CRINETICS PHARMACEUTICALS IN(CRNX)467,000872,387+405,38713,43136,3350.45%+22,904
TAYSHA GENE THERAPIES INC(TSHA)25,021,58424,354,291-667,29357,80079,6390.98%+21,839
ALECTOR INC06,990,806+6,990,806020,6930.25%+20,693
DYNE THERAPEUTICS INC(DYN)1,690,5672,890,567+1,200,00016,09436,5660.45%+20,471
BETA BIONICS INC(BBNX)3,299,1913,299,191048,03665,5550.81%+17,519
HEARTFLOW INC(HTFL)0495,000+495,000016,6620.21%+16,662
ORUKA THERAPEUTICS INC(ORKA)1,945,6491,945,649021,81137,4150.46%+15,604
NEUROCRINE BIOSCIENCES INC(NBIX)1,062,0721,062,0720133,492149,0941.84%+15,602
LENZ THERAPEUTICS INC(LENZ)863,389863,389025,30640,2170.50%+14,911
ROCKET PHARMACEUTICALS INC(RCKT)17,687,77217,687,772043,33557,6620.71%+14,327
GH RESEARCH PLC(GHRS)5,540,4575,569,564+29,10767,53879,6450.98%+12,107
LARIMAR THERAPEUTICS INC(LRMR)03,125,000+3,125,000010,0940.12%+10,094
CORVUS PHARMACEUTICALS INC(CRVS)2,679,4792,679,479010,71819,7480.24%+9,030
COMPASS THERAPEUTICS INC(CMPX)02,500,000+2,500,00008,7500.11%+8,750
REPLIMUNE GROUP INC(REPL)2,065,0106,395,732+4,330,72219,18426,7980.33%+7,614
PEPGEN INC(PEPG)01,500,000+1,500,00006,9300.09%+6,930
EXAGEN INC(XGN)1,696,8661,696,866011,84418,6490.23%+6,804
SPYRE THERAPEUTICS INC(SYRE)3,621,9963,621,996054,22160,7050.75%+6,483
NEUROGENE INC(NGNE)1,362,4561,362,456020,36923,6110.29%+3,243
CYTOMX THERAPEUTICS INC(CTMX)3,461,5003,461,50007,85811,0420.14%+3,185
IMAGENEBIO INC(IMA)0334,445+334,44502,7260.03%+2,726
OMADA HEALTH INC(OMDA)200,000200,00003,6604,4220.05%+762
WAVE LIFE SCIENCES LTD(WVE)900,000900,00005,8506,5880.08%+738
TENAX THERAPEUTICS INC(TENX)378,346378,34602,1792,8790.04%+700
MILESTONE PHARMACEUTICALS IN(MIST)2,506,1022,506,10204,8625,0120.06%+150
ADAGIO MED HLDGS INC(ADGM)209,361209,36102724060.01%+134
ROCKET PHARMACEUTICALS INC(RCKT)350,000350,000010140.00%+4
PERCEPTIVE CAP SOLUTIONS COR
CL A ORD SHS
742,500742,50007,8857,8410.10%-45
IMMUNIC INC(IMUX)402,1070-402,1072800—-280
ALLURION TECHNOLOGIES INC(ALUR)2,542,6032,542,60306,1795,2120.06%-966
ORCHESTRA BIOMED HLDGS INC(OBIO)8,306,0628,306,063+122,26020,5990.25%-1,661
JADE BIOSCIENCES INC1,449,2731,449,273014,47812,5070.15%-1,971
PENUMBRA INC(PEN)863,553866,499+2,946221,614219,5022.70%-2,112
CULLINAN THERAPEUTICS INC(CGEM)1,705,9601,705,960012,84610,1160.12%-2,730
CERIBELL INC(CBLL)150,0000-150,0002,8100—-2,809
KESTRA MED TECHNOLOGIES LTD
SHS
200,0000-200,0003,3160—-3,316
ESTABLISHMENT LABS HLDGS INC(ESTA)2,584,1312,588,831+4,700110,368106,1161.31%-4,252
CARGO THERAPEUTICS INC1,212,5620-1,212,5624,9960—-4,996
TEMPUS AI INC(TEM)400,000200,000-200,00025,41616,1420.20%-9,274
APOGEE THERAPEUTICS INC(APGE)2,712,0972,712,0970117,786107,7521.33%-10,035
MASIMO CORP683,294683,2940114,944100,8201.24%-14,124
GE HEALTHCARE TECHNOLOGIES I(GEHC)626,000393,500-232,50046,36829,5520.36%-16,816
89BIO INC1,967,5270-1,967,52719,3210—-19,321
INTUITIVE SURGICAL INC202,456202,4560110,01790,5441.12%-19,472
MERUS N V4,000,5532,025,277-1,975,276210,429190,6802.35%-19,749
AXSOME THERAPEUTICS INC(AXSM)1,516,9031,118,883-398,020158,350135,8881.67%-22,461
AKERO THERAPEUTICS INC5,477,5615,477,5610292,283260,0753.20%-32,208
MOONLAKE IMMUNOTHERAPEUTICS(MLTX)741,0900-741,09034,9790—-34,979
SOLENO THERAPEUTICS INC424,4080-424,40835,5570—-35,557
ACADIA PHARMACEUTICALS INC8,995,5477,144,524-1,851,023194,034152,4641.88%-41,570
QUEST DIAGNOSTICS INC(DGX)500,000250,000-250,00089,81547,6450.59%-42,170
STRYKER CORPORATION(SYK)590,517490,000-100,517233,626181,1382.23%-52,488
ABBOTT LABS444,0000-444,00060,3880—-60,388
ALKERMES PLC(ALKS)4,682,2891,672,356-3,009,933133,96050,1710.62%-83,790
ZAI LAB LTD(ZLAB)5,536,8762,291,372-3,245,504193,62577,6550.96%-115,970
NATERA INC(NTRA)2,593,6452,000,000-593,645438,170321,9403.97%-116,230
VERONA PHARMA PLC3,051,8780-3,051,878288,6470—-288,647
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RTW INVESTMENTS, LP — 13F Holdings — Q3 2025 | TickerTrail