Newamsterdam Pharma Company N.v. · NASDAQ:NAMS
Kastelein Johannes Jacob Pieter sold 125,000 Newamsterdam Pharma Company N.v. shares (Form 4)
Traded Aug 24, 2026 · Filed Aug 25, 2026
On Aug 24, 2026, Kastelein Johannes Jacob Pieter (Director, Chief Scientific Officer) sold 125,000 Newamsterdam Pharma Company N.v. shares at US$26.91 for US$3.36M under a trading plan, leaving 69,302 shares. Filed Aug 25, 2026 (Form 4).
- Sold
- 125,000 shares
- Price
- US$26.91
- Value
- US$3.36M
- Holding after
- 69,302 shares (held indirectly)
- Trading plan
- Yes (Made under a plan set in advance)
- Role
- Director, Chief Scientific Officer
The filing in full
| Date | Security | Transaction | Shares | Price | Holding after | Ownership |
|---|---|---|---|---|---|---|
| Aug 24, 2026 | Ordinary Shares | Option exercise | 125,000 | 194,302 | Indirect | |
| Aug 24, 2026 | Ordinary Shares | Sale | 125,000 | US$26.91 | 69,302 | Indirect |
Source
Related
- Newamsterdam Pharma Company N.v.
- Kastelein Johannes Jacob Pieter
- Newamsterdam Pharma Company N.v. shareholders
- Form 4 · Kastelein Johannes Jacob Pieter · Oct 2, 2026
- Form 4 · Davidson Michael H. · Sep 15, 2026
- Form 4 · Smither John W · Sep 9, 2026
- Form 4 · Gunning Robert William · Sep 3, 2026
- Form 4 · Kooij Louise Frederika · Jul 22, 2026
- Form 4 · Kooij Louise Frederika · Jun 24, 2026