Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2026-01-27 Sale | 2026-01-29 4:40 pm | NewAmsterdam Pharma Co N.V. | NAMS | Kooij Louise Frederika Chief Accounting Officer | 72,428 | $32.25 | $2,335,860 | 203,233 (Direct) | View |
| 2026-01-23 Sale | 2026-01-27 5:38 pm | NewAmsterdam Pharma Co N.V. | NAMS | Kooij Louise Frederika Chief Accounting Officer | 72,572 | $33.29 | $2,415,843 | 349,877 (Direct) | View |
| 2026-01-05 Sale | 2026-01-07 6:27 pm | NewAmsterdam Pharma Co N.V. | NAMS | Kooij Louise Frederika Chief Accounting Officer | 2,647 | $33.25 | $88,013 | 77,853 (Direct) | View |
| 2025-12-23 Sale | 2025-12-29 5:14 pm | NewAmsterdam Pharma Co N.V. | NAMS | Kooij Louise Frederika Chief Accounting Officer | 145,000 | $35.84 | $5,196,741 | 756,934 (Direct) | View |
| 2025-09-09 Sale | 2025-09-10 5:39 pm | NewAmsterdam Pharma Co N.V. | NAMS | Kooij Louise Frederika Chief Accounting Officer | 150,000 | $25.83 | $3,874,017 | 295,015 (Direct) | View |
| 2025-09-03 Sale | 2025-09-05 5:06 pm | NewAmsterdam Pharma Co N.V. | NAMS | Kooij Louise Frederika Chief Accounting Officer | 18,073 | $25.09 | $453,452 | 15,000 (Direct) | View |
| 2025-08-25 Sale | 2025-08-27 5:08 pm | NewAmsterdam Pharma Co N.V. | NAMS | Kooij Louise Frederika Chief Accounting Officer | 8,269 | $24.86 | $205,567 | 15,000 (Direct) | View |
| 2025-03-04 Sale | 2025-03-05 6:10 pm | NewAmsterdam Pharma Co N.V. | NAMS | Kooij Louise Frederika Chief Accounting Officer | 150,000 | $20.37 | $3,055,500 | 33,073 (Direct) | View |
| 2024-10-01 Sale | 2024-10-01 5:23 pm | NewAmsterdam Pharma Co N.V. | NAMS | Kooij Louise Frederika Chief Accounting Officer | 45,000 | $15.72 | $707,400 | 168,073 (Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2026-01-27 Exercise | 2026-01-29 4:40 pm | N/A 2033-01-01 | NewAmsterdam Pharma Co N.V. | NAMS | Kooij Louise Frederika Chief Accounting Officer | 72,428 | $0 | 203,233 (Direct) | View |
| 2026-01-27 Exercise | 2026-01-29 4:40 pm | N/A N/A | NewAmsterdam Pharma Co N.V. | NAMS | Kooij Louise Frederika Chief Accounting Officer | 72,428 | $10.9 | 203,233 (Direct) | View |
| 2026-01-23 Exercise | 2026-01-27 5:38 pm | N/A 2033-01-01 | NewAmsterdam Pharma Co N.V. | NAMS | Kooij Louise Frederika Chief Accounting Officer | 72,572 | $0 | 349,877 (Direct) | View |
| 2026-01-23 Exercise | 2026-01-27 5:38 pm | N/A N/A | NewAmsterdam Pharma Co N.V. | NAMS | Kooij Louise Frederika Chief Accounting Officer | 72,572 | $10.9 | 349,877 (Direct) | View |
| 2026-01-07 Option Award | 2026-01-07 6:27 pm | N/A 2036-01-07 | NewAmsterdam Pharma Co N.V. | NAMS | Kooij Louise Frederika Chief Accounting Officer | 65,500 | $0 | 77,853 (Direct) | View |
| 2025-12-23 Exercise | 2025-12-29 5:14 pm | N/A 2032-11-22 | NewAmsterdam Pharma Co N.V. | NAMS | Kooij Louise Frederika Chief Accounting Officer | 145,000 | $0 | 756,934 (Direct) | View |
| 2025-12-26 Exercise | 2025-12-29 5:14 pm | N/A N/A | NewAmsterdam Pharma Co N.V. | NAMS | Kooij Louise Frederika Chief Accounting Officer | 5,000 | $10.9 | 756,934 (Direct) | View |
| 2025-12-23 Exercise | 2025-12-29 5:14 pm | N/A N/A | NewAmsterdam Pharma Co N.V. | NAMS | Kooij Louise Frederika Chief Accounting Officer | 140,000 | $10 | 756,934 (Direct) | View |
| 2025-09-09 Exercise | 2025-09-10 5:39 pm | N/A 2032-11-22 | NewAmsterdam Pharma Co N.V. | NAMS | Kooij Louise Frederika Chief Accounting Officer | 150,000 | $0 | 295,015 (Direct) | View |
| 2025-09-09 Exercise | 2025-09-10 5:39 pm | N/A N/A | NewAmsterdam Pharma Co N.V. | NAMS | Kooij Louise Frederika Chief Accounting Officer | 150,000 | $10 | 295,015 (Direct) | View |
| 2025-09-02 Exercise | 2025-09-04 5:43 pm | N/A 2031-07-06 | NewAmsterdam Pharma Co N.V. | NAMS | Kooij Louise Frederika Chief Accounting Officer | 18,073 | $0 | 33,073 (Direct) | View |
| 2025-03-26 Option Award | 2025-03-28 5:29 pm | N/A N/A | NewAmsterdam Pharma Co N.V. | NAMS | Kooij Louise Frederika Chief Accounting Officer | 8,269 | $0 | 31,538 (Direct) | View |
| 2025-03-26 Exercise | 2025-03-28 5:29 pm | N/A N/A | NewAmsterdam Pharma Co N.V. | NAMS | Kooij Louise Frederika Chief Accounting Officer | 8,269 | $0 | 31,538 (Direct) | View |
| 2025-03-04 Exercise | 2025-03-05 6:10 pm | N/A 2031-07-06 | NewAmsterdam Pharma Co N.V. | NAMS | Kooij Louise Frederika Chief Accounting Officer | 150,000 | $0 | 33,073 (Direct) | View |
| 2025-01-07 Option Award | 2025-01-07 5:21 pm | N/A N/A | NewAmsterdam Pharma Co N.V. | NAMS | Kooij Louise Frederika Chief Accounting Officer | 15,000 | $0 | 15,000 (Direct) | View |
| 2025-01-02 Option Award | 2025-01-06 5:56 pm | N/A 2035-01-02 | NewAmsterdam Pharma Co N.V. | NAMS | Kooij Louise Frederika Chief Accounting Officer | 80,000 | $0 | 80,000 (Direct) | View |
| 2024-09-27 Exercise | 2024-10-01 5:23 pm | N/A 2031-07-06 | NewAmsterdam Pharma Co N.V. | NAMS | Kooij Louise Frederika Chief Accounting Officer | 45,000 | $0 | 168,073 (Direct) | View |
| 2024-01-01 Option Award | 2024-01-03 5:26 pm | N/A 2034-01-01 | NewAmsterdam Pharma Co N.V. | NAMS | Kooij Louise Frederika Chief Accounting Officer | 150,494 | $0 | 150,494 (Direct) | View |
Ownership | 2023-12-29 4:30 pm | N/A 2033-05-18 | NewAmsterdam Pharma Co N.V. | NAMS | Kooij Louise Frederika Chief Accounting Officer | 0 | $0 | 916,222 (Direct) | View |