Kooij Louise Frederika
Chief Accounting Officer · 32 insider transactions on file
All transactions
| Date | Ticker | Company | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| 2026-06-22 | NAMS | NewAmsterdam Pharma Co N.V. | Sale | 39,700 | $30.20 | $1.2M | filing |
| 2026-06-22 | NAMS | NewAmsterdam Pharma Co N.V. | Option exercise | 25,000 | $10.90 | $272,500.00 | filing |
| 2026-06-22 | NAMS | NewAmsterdam Pharma Co N.V. | Option exercise | 15,000 | $11.90 | $178,500.00 | filing |
| 2026-06-22 | NAMS | NewAmsterdam Pharma Co N.V. | Sale | 300 | $30.73 | $9,219.00 | filing |
| 2026-05-26 | NAMS | NewAmsterdam Pharma Co N.V. | Sale | 65,000 | $35.69 | $2.3M | filing |
| 2026-05-26 | NAMS | NewAmsterdam Pharma Co N.V. | Option exercise | 60,000 | $10.00 | $600,000.00 | filing |
| 2026-05-26 | NAMS | NewAmsterdam Pharma Co N.V. | Option exercise | 5,000 | $10.90 | $54,500.00 | filing |
| 2026-01-28 | NAMS | NewAmsterdam Pharma Co N.V. | Sale | 32,612 | $31.80 | $1.0M | filing |
| 2026-01-28 | NAMS | NewAmsterdam Pharma Co N.V. | Option exercise | 32,612 | $10.90 | $355,470.80 | filing |
| 2026-01-27 | NAMS | NewAmsterdam Pharma Co N.V. | Sale | 39,816 | $32.62 | $1.3M | filing |
| 2026-01-27 | NAMS | NewAmsterdam Pharma Co N.V. | Option exercise | 39,816 | $10.90 | $433,994.40 | filing |
| 2026-01-26 | NAMS | NewAmsterdam Pharma Co N.V. | Sale | 34,091 | $32.77 | $1.1M | filing |
| 2026-01-26 | NAMS | NewAmsterdam Pharma Co N.V. | Option exercise | 34,400 | $10.90 | $374,960.00 | filing |
| 2026-01-26 | NAMS | NewAmsterdam Pharma Co N.V. | Sale | 309 | $33.45 | $10,336.05 | filing |
| 2026-01-23 | NAMS | NewAmsterdam Pharma Co N.V. | Sale | 25,405 | $33.44 | $849,543.20 | filing |
| 2026-01-23 | NAMS | NewAmsterdam Pharma Co N.V. | Sale | 12,767 | $34.37 | $438,801.79 | filing |
| 2026-01-23 | NAMS | NewAmsterdam Pharma Co N.V. | Option exercise | 38,172 | $10.90 | $416,074.80 | filing |
| 2026-01-07 | NAMS | NewAmsterdam Pharma Co N.V. | Award | 12,000 | — | — | filing |
| 2026-01-05 | NAMS | NewAmsterdam Pharma Co N.V. | Sale | 2,647 | $33.25 | $88,012.75 | filing |
| 2025-12-26 | NAMS | NewAmsterdam Pharma Co N.V. | Sale | 43,872 | $35.30 | $1.5M | filing |
| 2025-12-26 | NAMS | NewAmsterdam Pharma Co N.V. | Option exercise | 38,872 | $10.00 | $388,720.00 | filing |
| 2025-12-26 | NAMS | NewAmsterdam Pharma Co N.V. | Option exercise | 5,000 | $10.90 | $54,500.00 | filing |
| 2025-12-24 | NAMS | NewAmsterdam Pharma Co N.V. | Sale | 26,011 | $35.68 | $928,072.48 | filing |
| 2025-12-24 | NAMS | NewAmsterdam Pharma Co N.V. | Option exercise | 26,011 | $10.00 | $260,110.00 | filing |
| 2025-12-23 | NAMS | NewAmsterdam Pharma Co N.V. | Sale | 75,117 | $36.21 | $2.7M | filing |
| 2025-12-23 | NAMS | NewAmsterdam Pharma Co N.V. | Option exercise | 75,117 | $10.00 | $751,170.00 | filing |
| 2025-09-09 | NAMS | NewAmsterdam Pharma Co N.V. | Sale | 96,896 | $26.11 | $2.5M | filing |
| 2025-09-09 | NAMS | NewAmsterdam Pharma Co N.V. | Option exercise | 150,000 | $10.00 | $1.5M | filing |
| 2025-09-09 | NAMS | NewAmsterdam Pharma Co N.V. | Sale | 53,104 | $25.31 | $1.3M | filing |
| 2025-09-03 | NAMS | NewAmsterdam Pharma Co N.V. | Sale | 18,073 | $25.09 | $453,451.57 | filing |
| 2025-09-02 | NAMS | NewAmsterdam Pharma Co N.V. | Option exercise | 18,073 | — | — | filing |
| 2025-08-25 | NAMS | NewAmsterdam Pharma Co N.V. | Sale | 8,269 | $24.86 | $205,567.34 | filing |
Insider transactions from SEC Form 4 filings via EDGAR. Names appear as filed and aren't normalized across issuers.