# NewAmsterdam Pharma Co N.V. (NAMS) insider trading, Q3 2026

Canonical: https://sec-api.dev/insider-trading/nams

> 10 non-derivative transactions: 1 purchase ($227K), 5 sales ($6.6M). CIK 1936258.

| Date | Insider | Relationship | Code | Shares | Price | Owned after | Filing |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 2026-09-14 | Davidson Michael H. | Director, Officer | P | 10000.0 | 22.65 | 792923.0 | https://www.sec.gov/Archives/edgar/data/1936258/000119312526391985/0001193125-26-391985-index.htm |
| 2026-09-04 | Smither John W | Director | S | 1600.0 | 25.32 | 8760.0 | https://www.sec.gov/Archives/edgar/data/1936258/000119312526386508/0001193125-26-386508-index.htm |
| 2026-09-01 | Gunning Robert William | Officer | A | 3200.0 | 0.0 | 3200.0 | https://www.sec.gov/Archives/edgar/data/1936258/000119312526381953/0001193125-26-381953-index.htm |
| 2026-08-24 | Kastelein Johannes Jacob Pieter | Director, Officer | S | 125000.0 | 26.91 | 69302.0 | https://www.sec.gov/Archives/edgar/data/1936258/000119312526365202/0001193125-26-365202-index.htm |
| 2026-08-24 | Kastelein Johannes Jacob Pieter | Director, Officer | M | 125000.0 |  | 194302.0 | https://www.sec.gov/Archives/edgar/data/1936258/000119312526365202/0001193125-26-365202-index.htm |
| 2026-07-20 | Kooij Louise Frederika | Officer | S | 2915.0 | 31.71 | 24353.0 | https://www.sec.gov/Archives/edgar/data/1936258/000119312526312387/0001193125-26-312387-index.htm |
| 2026-07-20 | Kooij Louise Frederika | Officer | S | 31885.0 | 31.05 | 27268.0 | https://www.sec.gov/Archives/edgar/data/1936258/000119312526312387/0001193125-26-312387-index.htm |
| 2026-07-20 | Kooij Louise Frederika | Officer | S | 70200.0 | 29.96 | 59153.0 | https://www.sec.gov/Archives/edgar/data/1936258/000119312526312387/0001193125-26-312387-index.htm |
| 2026-07-20 | Kooij Louise Frederika | Officer | M | 80000.0 | 11.17 | 129353.0 | https://www.sec.gov/Archives/edgar/data/1936258/000119312526312387/0001193125-26-312387-index.htm |
| 2026-07-20 | Kooij Louise Frederika | Officer | M | 25000.0 | 11.9 | 49353.0 | https://www.sec.gov/Archives/edgar/data/1936258/000119312526312387/0001193125-26-312387-index.htm |

Source: https://www.sec.gov/data-research/sec-markets-data/insider-transactions-data-sets

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