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.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| Frazier Life Sciences Management, L.P. | 16943774.00 | $542.37M | 2026-03-31 |
| Capital World Investors | 11109034.00 | $355.60M | 2026-03-31 |
| RA CAPITAL MANAGEMENT, L.P. | 9550191.00 | $305.70M | 2026-03-31 |
| FCPM III SERVICES B.V. | 9198900.00 | $294.46M | 2026-03-31 |
| FMR LLC | 8765811.00 | $280.59M | 2026-03-31 |
| Bain Capital Life Sciences Investors, LLC | 7306566.00 | $233.88M | 2026-03-31 |
| WELLINGTON MANAGEMENT GROUP LLP | 5115818.00 | $163.76M | 2026-03-31 |
| DEERFIELD MANAGEMENT COMPANY, L.P. | 4264789.00 | $136.52M | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-05-26 | |
| Sell | null | 2026-05-26 | |
| Sell | null | 2026-05-26 | |
| Sell | null | 2026-05-26 | |
| Sell | null | 2026-05-26 | |
| Sell | null | 2026-03-11 | |
| Sell | null | 2026-03-11 | |
| Sell | null | 2026-03-09 |
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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.