Parabilis Medicines, Inc. (PBLS) Holders & Ownership

Parabilis Medicines, Inc. (PBLS) ownership: insiders 23% · institutions 79% (13F 2026-06-30). Insider activity, 90 days: Insiders bought (0 sales, 6 open-market buys). SEC EDGAR first-party data.

Top Institutional Holders (13F, rolled up by parent)

Source: SEC Form 13F
HolderSharesMarket Value% OutstandingReported
RA Capital Management, L.P.28933371.00$791.91M23.7%2026-06-30
FMR (Fidelity)10292735.00$281.71M8.4%2026-06-30
ARCH Venture Management, LLC6412780.00$175.52M5.3%2026-06-30
venBio Partners LLC5266697.00$144.15M4.3%2026-06-30
Alphabet Inc.4919498.00$134.65M4.0%2026-06-30
Nextech Invest Ltd.4663176.00$127.63M3.8%2026-06-30
Cormorant Asset Management, LP4615612.00$126.33M3.8%2026-06-30
Regeneron Pharmaceuticals, Inc.4166666.00$114.04M3.4%2026-06-30

Insider Trading Activity (Form 4)

Source: SEC Form 4
InsiderTransactionValueDate
Sellnull2026-08-22
Buynull2026-07-20
Buynull2026-07-20
Buynull2026-07-20
Buynull2026-07-20
Buynull2026-07-20
Buynull2026-07-20
Buynull2026-06-12

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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.