Fund Holdings — RTW INVESTMENTS, LP

Total Portfolio Value:
$9.98B
Total Bought:
$2.46B
Total Sold:
$1.67B
Net Transaction:
+$797.86M
Notable People:
Roderick Tze Ian Wong, Rtw Investments Gp, Llc, Peter M Fong
Securities
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SharesValue
Q3 2025
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Q4 2025
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Change
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Q3 2025
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Q4 2025
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Weight (%)
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Change
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Madrigal Pharmaceuticals, Inc.(MDGL)1,993,6871,993,6870$914.42M$1.16B11.63%+$246.58M
Insmed Incorporated(INSM)3,084,5584,842,879+1,758,321$444.21M$842.85M8.44%+$398.65M
PTC Therapeutics, Inc.(PTCT)7,746,4157,746,4150$475.40M$588.42M5.89%+$113.02M
argenx SEADR(ARGX)673,497673,4970$496.74M$566.38M5.67%+$69.63M
Protagonist Therapeutics Inc5,756,2775,059,053-697,224$382.39M$441.86M4.43%+$59.47M
Natera, Inc.(NTRA)2,000,0001,500,000-500,000$321.94M$343.63M3.44%+$21.70M
RadNet, Inc.(RDNT)2,815,5443,938,500+1,122,956$214.57M$281.01M2.81%+$66.44M
Tarsus Pharmaceuticals, Inc.(TARS)3,177,4363,335,320+157,884$188.84M$273.10M2.74%+$84.26M
Cogent Biosciences, Inc.(COGT)3,467,4867,592,241+4,124,755$49.79M$269.68M2.70%+$219.88M
Penumbra, Inc.(PEN)866,499866,4990$219.50M$269.40M2.70%+$49.90M
iRhythm Holdings, Inc.(IRTC)01,181,990+1,181,990$0$209.73M2.10%+$209.73M
Apogee Therapeutics Inc2,712,0972,712,0970$107.75M$204.71M2.05%+$96.96M
Apellis Pharmaceuticals Inc
COM
07,666,764+7,666,764$0$192.59M1.93%+$192.59M
Acadia Pharmaceuticals Inc7,144,5247,144,5240$152.46M$190.83M1.91%+$38.37M
Establishment Labs Holdings Inc.(ESTA)2,588,8312,588,8310$106.12M$188.67M1.89%+$82.56M
Stoke Therapeutics, Inc.(STOK)5,123,5255,546,856+423,331$120.40M$176.06M1.76%+$55.65M
Repligen Corporation(RGEN)01,064,000+1,064,000$0$174.35M1.75%+$174.35M
Cytokinetics, Incorporated(CYTK)2,721,1582,721,1580$149.55M$172.90M1.73%+$23.35M
Immunocore Holdings plcADS(IMCR)4,869,7984,869,7980$176.92M$169.03M1.69%-$7.89M
Axsome Therapeutics, Inc.(AXSM)1,118,883888,001-230,882$135.89M$162.18M1.62%+$26.30M
Guardant Health, Inc.(GH)1,481,0331,481,0330$92.53M$151.27M1.52%+$58.74M
Neurocrine Biosciences, Inc.(NBIX)1,062,0721,062,0720$149.09M$150.63M1.51%+$1.54M
Spyre Therapeutics, Inc.(SYRE)3,621,9964,171,996+550,000$60.70M$136.67M1.37%+$75.97M
Zai Lab LimitedADR(ZLAB)2,291,3726,959,032+4,667,660$77.65M$122.76M1.23%+$45.10M
Immatics N.V.SHS(IMTX)8,815,61711,433,354+2,617,737$75.11M$120.05M1.20%+$44.94M
Belite Bio, IncADS(BLTE)312,500715,332+402,832$23.13M$114.42M1.15%+$91.30M
UroGen Pharma Ltd.(URGN)4,543,8954,543,8950$90.65M$106.42M1.07%+$15.77M
Xencor, Inc.(XNCR)6,221,0546,777,461+556,407$72.97M$103.76M1.04%+$30.79M
Insulet Corporation(PODD)0324,600+324,600$0$92.26M0.92%+$92.26M
Taysha Gene Therapies, Inc.(TSHA)24,354,29116,398,297-7,955,994$79.64M$90.19M0.90%+$10.55M
Masimo Corp683,294683,2940$100.82M$88.87M0.89%-$11.95M
uniQure N.V.SHS(QURE)4,424,9683,711,462-713,506$258.29M$88.82M0.89%-$169.47M
Stryker Corporation(SYK)490,000245,000-245,000$181.14M$86.11M0.86%-$95.03M
CG Oncology, Inc.(CGON)1,701,2162,012,127+310,911$68.52M$83.54M0.84%+$15.02M
Castle Biosciences, Inc.(CSTL)02,115,237+2,115,237$0$82.28M0.82%+$82.28M
Immunovant, Inc.(IMVT)03,177,850+3,177,850$0$80.78M0.81%+$80.78M
Beta Bionics, Inc.(BBNX)3,299,1912,500,000-799,191$65.55M$76.17M0.76%+$10.62M
GH Research PLC(GHRS)5,569,5645,933,815+364,251$79.64M$75.36M0.75%-$4.29M
Replimune Group, Inc.(REPL)6,395,7327,140,352+744,620$26.80M$69.40M0.70%+$42.61M
Ultragenyx Pharmaceutical Inc.(RARE)3,258,2663,000,139-258,127$98.01M$69.00M0.69%-$29.01M
Crinetics Pharmaceuticals In872,3871,351,326+478,939$36.33M$62.90M0.63%+$26.57M
Oruka Therapeutics, Inc.(ORKA)1,945,6492,058,148+112,499$37.41M$62.38M0.62%+$24.97M
Rocket Pharmaceuticals, Inc.(RCKT)17,687,77217,687,7720$57.66M$62.08M0.62%+$4.42M
COMPASS Pathways plcADS(CMPS)8,707,3908,757,390+50,000$49.89M$60.43M0.61%+$10.53M
Intuitive Surgical, Inc.(ISRG)202,456101,228-101,228$90.54M$57.33M0.57%-$33.21M
Rapt Therapeutics Inc1,470,4991,637,165+166,666$37.92M$55.45M0.56%+$17.53M
Celcuity Inc.(CELC)0550,160+550,160$0$54.87M0.55%+$54.87M
Verastem, Inc.(VSTM)5,426,3066,576,306+1,150,000$47.91M$50.77M0.51%+$2.85M
Alkermes plcSHS(ALKS)1,672,3561,672,3560$50.17M$46.79M0.47%-$3.38M
Centessa Pharmaceuticals PlcADS2,291,7471,790,837-500,910$55.57M$44.79M0.45%-$10.79M
Kodiak Sciences Inc.(KOD)01,487,933+1,487,933$0$41.60M0.42%+$41.60M
Aquestive Therapeutics Inc6,250,0006,250,0000$34.94M$40.38M0.40%+$5.44M
Arrowhead Pharmaceuticals, Inc.(ARWR)0584,716+584,716$0$38.82M0.39%+$38.82M
Savara Inc.(SVRA)05,952,380+5,952,380$0$35.89M0.36%+$35.89M
Orchestra BioMed Holdings, Inc.(OBIO)8,306,0638,306,0630$20.60M$34.47M0.35%+$13.87M
Neurogene Inc.(NGNE)1,362,4561,362,4560$23.61M$28.07M0.28%+$4.46M
Wave Life Sciences, Inc.SHS(WVE)900,0001,350,000+450,000$6.59M$22.95M0.23%+$16.36M
Jade Biosciences Inc1,449,2731,449,2730$12.51M$22.36M0.22%+$9.86M
Evommune, Inc.(EVMN)01,283,671+1,283,671$0$21.98M0.22%+$21.98M
Kymera Therapeutics, Inc.(KYMR)0240,000+240,000$0$18.67M0.19%+$18.67M
Fulgent Genetics, Inc.(FLGT)0705,027+705,027$0$18.52M0.19%+$18.52M
Cullinan Therapeutics, Inc.(CGEM)1,705,9601,705,9600$10.12M$17.66M0.18%+$7.54M
Hinge Health, Inc.CL A(HNGE)0353,500+353,500$0$16.42M0.16%+$16.42M
Beam Therapeutics Inc.(BEAM)0570,394+570,394$0$15.81M0.16%+$15.81M
Heartflow, Inc.(HTFL)495,000495,0000$16.66M$14.43M0.14%-$2.23M
Compass Therapeutics, Inc.(CMPX)2,500,0002,500,0000$8.75M$13.43M0.13%+$4.67M
Tango Therapeutics, Inc.(TNGX)01,491,228+1,491,228$0$13.21M0.13%+$13.21M
Lumexa Imaging Holdings, Inc.(LMRI)0650,000+650,000$0$12.03M0.12%+$12.03M
Larimar Therapeutics, Inc.(LRMR)3,125,0003,125,0000$10.09M$11.91M0.12%+$1.81M
Tempus AI, Inc.CL A(TEM)200,000200,0000$16.14M$11.81M0.12%-$4.33M
Kalaris Therapeutics, Inc.(KLRS)01,300,000+1,300,000$0$10.97M0.11%+$10.97M
IQVIA Holdings Inc.(IQV)046,000+46,000$0$10.37M0.10%+$10.37M
Perceptive Cap Solutions CorCL A
CL A ORD SHS
742,500742,5000$7.84M$9.67M0.10%+$1.83M
Atai Beckley NvSHS02,000,000+2,000,000$0$8.18M0.08%+$8.18M
Allurion Technologies Inc.(ALUR)2,542,6035,891,430+3,348,827$5.21M$7.25M0.07%+$2.03M
Capricor Therapeutics, Inc.(CAPR)0250,000+250,000$0$7.21M0.07%+$7.21M
Structure Therapeutics IncADS0100,000+100,000$0$6.96M0.07%+$6.96M
Inventiva S.A.ADS(IVA)01,298,701+1,298,701$0$6.04M0.06%+$6.04M
Milestone Pharmaceuticals Inc.(MIST)2,506,1022,506,1020$5.01M$5.06M0.05%+$50.1K
Exagen Inc.(XGN)1,696,866790,462-906,404$18.65M$4.81M0.05%-$13.84M
Tenax Therapeutics, Inc.(TENX)378,346378,3460$2.88M$4.61M0.05%+$1.73M
Crescent Biopharma, Inc.(CBIO)0372,856+372,856$0$4.42M0.04%+$4.42M
Mind Medicine Mindmed Inc0300,000+300,000$0$4.02M0.04%+$4.02M
4d Molecular Therapeutics In0475,737+475,737$0$3.57M0.04%+$3.57M
Corvus Pharmaceuticals, Inc.(CRVS)2,679,479447,607-2,231,872$19.75M$3.45M0.03%-$16.30M
Omada Health, Inc.(OMDA)200,000200,0000$4.42M$3.16M0.03%-$1.27M
Medline Inc.CL A(MDLN)070,000+70,000$0$2.94M0.03%+$2.94M
Disc Medicine, Inc.(IRON)030,000+30,000$0$2.38M0.02%+$2.38M
ImageneBio, Inc.(IMA)334,445334,4450$2.73M$2.31M0.02%-$418.1K
Erasca, Inc.(ERAS)0146,651+146,651$0$545.5K0.01%+$545.5K
Rocket Pharmaceuticals, Inc.W EXP 09 02 202(RCKT)350,000350,0000$13.7K$8.5K0.00%-$5.2K
ABIVAX Société AnonymeADS(ABVX)350,0000-350,000$29.71M$0—-$29.71M
Adagio Medical Holdings, Inc.(ADGM)209,3610-209,361$406.2K$0—-$406.2K
Akero Therapeutics Inc5,477,5610-5,477,561$260.07M$0—-$260.07M
Alector Inc6,990,8060-6,990,806$20.69M$0—-$20.69M
Avidity Biosciences Inc11,372,8290-11,372,829$495.51M$0—-$495.51M
CytomX Therapeutics, Inc.(CTMX)3,461,5000-3,461,500$11.04M$0—-$11.04M
Dyne Therapeutics, Inc.(DYN)2,890,5670-2,890,567$36.57M$0—-$36.57M
GE HealthCare Technologies Inc.(GEHC)393,5000-393,500$29.55M$0—-$29.55M
LENZ Therapeutics, Inc.(LENZ)863,3890-863,389$40.22M$0—-$40.22M
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RTW INVESTMENTS, LP — 13F Holdings — Q4 2025 | TickerTrail