13F

Investor

Sio Capital Management, LLC

CIK 0001482416 · filed 2026-05-14 · SEC filing

13F book

$697.3M

Positions

73

22 new · 14 sold

Largest name

7.1%

Maximus, Inc. · MMS

Est. mark

−$10.8M

Price effect on 51 names still held. Flow $101.5M.
NameTickerSharesValueWeightEst. markChange
Maximus, Inc.MMS768.8K$49.3M7.1%−$11.1MAdded$6.1M
Waystar Hldg Corp1.64M$39.6M5.7%−$5.3MAdded$19.5M
Icon PlcICLR306.4K$33.9M4.9%−$9.1MAdded$10.7M
Cencora, Inc.COR100.9K$31.7M4.5%−$375.4KAdded$26.3M
Dianthus Therapeutics Inc370K$31.1M4.5%$15.8MCut$11.5M
Anteris Technologies Global Corp.AVR5.38M$29.9M4.3%$1.05MAdded$20.5M
Corcept Therapeutics IncCORT674.8K$27.2M3.9%New
Livanova PlcLIVN421.6K$26.8M3.8%$654.4KAdded$6.96M
Tyra Biosciences, Inc.TYRA605.4K$23.2M3.3%$6.32MAdded$9.36M
Celcuity Inc.CELC193.8K$22.1M3.2%$2.79MCut−$25.5M
Gsk Plc385.9K$21.3M3.1%New
Ani Pharmaceuticals IncANIP265.5K$20.4M2.9%−$178KAdded$13.5M
Abbott LabsABT186.6K$19.2M2.7%New
Embecta Corp.EMBC1.85M$16.3M2.3%New
Abivax Sa135.8K$15.1M2.2%−$1.01MAdded$9.31M
Vir Biotechnology, Inc.VIR1.5M$13.4M1.9%$1.4MAdded$10.5M
Haemonetics Corp Mass220.7K$12.4M1.8%−$2.2MAdded$5.01M
Sionna Therapeutics, Inc.SION294.3K$11.8M1.7%New
Sanofi Sa239.7K$11.5M1.7%−$67.1KCut−$35.5M
Rapport Therapeutics, Inc.RAPP366.8K$11.5M1.6%$176KAdded$5.86M
Teleflex IncTFX94.8K$11.3M1.6%−$211.1KAdded$736.7K
Biomarin Pharmaceutical IncBMRN194.2K$11M1.6%−$571KCut−$2.86M
Cross Ctry Healthcare Inc1.1M$10.3M1.5%$1.39MAdded$1.67M
Protara Therapeutics, Inc.TARA1.97M$10.3M1.5%−$205.8KAdded$1.12M
Structure Therapeutics Inc.GPCR209.1K$10.1M1.4%−$4.3MAdded−$3.94M
Biohaven Ltd.BHVN1.16M$9.85M1.4%−$3.29MCut−$4.21M
Monopar TherapeuticsMNPR173.5K$9.51M1.4%New
EyePoint, Inc.EYPT721.8K$9.3M1.3%New
Crinetics Pharmaceuticals In249.9K$9.08M1.3%−$1.28MAdded$3.26M
Edgewise Therapeutics, Inc.EWTX269K$8.47M1.2%$1.59MAdded$2.58M
Compass Pathways PlcCMPS1.51M$8.33M1.2%New
Ocular Therapeutix, IncOCUL968.6K$8.2M1.2%New
Aquestive Therapeutics, Inc.AQST1.92M$7.98M1.1%−$2.29MAdded$1.56M
Relmada Therapeutics, Inc.RLMD965K$6.72M1.0%New
Oruka Therapeutics, Inc.ORKA132.5K$6.5M0.9%$2.21MAdded$2.92M
Zenas BioPharma, Inc.ZBIO331.7K$6.49M0.9%New
Bright Minds Biosciences Inc.DRUG86.1K$6.28M0.9%−$415.1KAdded−$108.7K
Quidelortho CorpQDEL359K$5.9M0.8%New
Zimmer Biomet Holdings, Inc.ZBH62.6K$5.66M0.8%$31.3KCut−$29M
Replimune Group, Inc.REPL720K$5.51M0.8%New
Organon & Co.OGN865.9K$5.19M0.7%−$1.02MCut−$19.3M
OnKure Therapeutics, Inc.OKUR1.08M$4.47M0.6%New
Disc Medicine, Inc.IRON65.2K$4.17M0.6%−$890.9KAdded−$403.8K
PMV Pharmaceuticals, Inc.PMVP3.08M$3.81M0.5%−$26.4KAdded$519.3K
Immunome Inc.IMNM165.1K$3.61M0.5%New
Integra Lifesciences Hldgs C383.1K$3.61M0.5%New
Savara IncSVRA613.9K$3.35M0.5%−$349.9KHeld
Proqr Thrapeutics N V1.95M$3.17M0.5%−$781.9KCut−$1.21M
Shoulder Innovations, Inc.SI210.6K$3.06M0.4%$48.4KCut−$199.4K
Ovid Therapeutics Inc.OVID1.25M$2.78M0.4%$738.9KCut$453.5K
Kymera Therapeutics, Inc.KYMR32.2K$2.68M0.4%$176.6KHeld
Aligos Therapeutics, Inc.ALGS327.2K$2.43M0.3%−$618.5KCut−$699.6K
Context Therapeutics Inc.CNTX917.9K$2.4M0.3%$1.06MCut$432.8K
AN2 Therapeutics, Inc.ANTX657.2K$2.25M0.3%New
Serina Therapeutics, Inc.SER1M$1.94M0.3%New
iBio, Inc.IBIO904.3K$1.72M0.2%−$22.2KAdded$289.9K
Adagio Med Hldgs Inc1.29M$1.48M0.2%$141.7KHeld
Xilio Therapeutics, Inc.XLO152.5K$1.28M0.2%New
Bridgebio Oncology Therapeut130.6K$1.17M0.2%−$466.3KHeld
Hyperfine, Inc.HYPR1M$1.08M0.2%$100.7KCut−$878.6K
Senseonics Hldgs Inc115.8K$771.1K0.1%$132KHeld
Foghorn Therapeutics Inc.FHTX122.9K$587.4K0.1%−$76.2KHeld
Terns Pharmaceuticals Inc10.1K$532.5K0.1%$124.4KHeld
Enanta Pharmaceuticals IncENTA40K$505.2K0.1%−$125.6KHeld
TELA Bio, Inc.TELA636.3K$394.5K0.1%−$356.3KHeld
Neuroone Med Technologies Co496.6K$385.6K0.1%$9.19KCut−$478.5K
Boundless Bio, Inc.BOLD163.7K$180K0.0%−$16.4KHeld
Nyxoah S A50.8K$148.4K0.0%−$85.4KHeld
Modular Med Inc26.2K$138.3K0.0%New
Erasca, Inc.ERAS5K$80.9K0.0%New
Rocket Pharmaceuticals Inc400K$7.02K0.0%−$180Held
Humacyte Inc50K$4.57K0.0%−$303Held
Simulations Plus, Inc.SLP200$2.36K0.0%New

Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.