NewAmsterdam Pharma Company N.V. (NAMS) Holders & Ownership

NewAmsterdam Pharma Company N.V. (NAMS) ownership: Top institutional holder: Frazier Life Sciences Management, L.P. ($542.37M). Insider activity: Net Seller (0 buys, 20 sells). SEC EDGAR first-party data.

Top Institutional Holders (13F)

Source: SEC Form 13F
HolderSharesMarket ValueReported
Frazier Life Sciences Management, L.P.16943774.00$542.37M2026-03-31
Capital World Investors11109034.00$355.60M2026-03-31
RA CAPITAL MANAGEMENT, L.P.9550191.00$305.70M2026-03-31
FCPM III SERVICES B.V.9198900.00$294.46M2026-03-31
FMR LLC8765811.00$280.59M2026-03-31
Bain Capital Life Sciences Investors, LLC7306566.00$233.88M2026-03-31
WELLINGTON MANAGEMENT GROUP LLP5115818.00$163.76M2026-03-31
DEERFIELD MANAGEMENT COMPANY, L.P.4264789.00$136.52M2026-03-31

Insider Trading Activity (Form 4)

Source: SEC Form 4
InsiderTransactionValueDate
Sellnull2026-05-26
Sellnull2026-05-26
Sellnull2026-05-26
Sellnull2026-05-26
Sellnull2026-05-26
Sellnull2026-03-11
Sellnull2026-03-11
Sellnull2026-03-09

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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.