Kooij Louise Frederika's Form 4 filing
NewAmsterdam Pharma Co N.V. (NAMS) · filed Sep 10, 2025
- Accession no.
- 0000950170-25-114033
- Filed
- Sep 10, 2025
- Trade date
- Sep 9, 2025
- Filing delay
- 1 day
- Rule 10b5-1 plan
- Not checked
This filing lists 3 non-derivative transactions and 1 derivative transaction. Open-market sales total $3.87M. It was filed 1 day after the trade.
Reporting owners
A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.
| Owner | Relationship to the company |
|---|---|
| Kooij Louise FrederikaCIK 0002004379 | Officer (Chief Accounting Officer) |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
| Trade date | Security | Transaction | Shares | Price | Value | Shares after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 9, 2025 | Ordinary Shares | MOption exerciseAcquired | +150,000 | $10.00 | +$1,500,000 | 165,000 | Direct | |
| Sep 9, 2025 | Ordinary Shares | SSaleDisposed | −53,104 | $25.31 | −$1,344,062.24 | 111,896 | Direct | |
| Sep 9, 2025 | Ordinary Shares | SSaleDisposed | −96,896 | $26.11 | −$2,529,954.56 | 15,000 | Direct |
Derivative securities (Table II)
Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.
| Trade date | Security | Transaction | Underlying shares | Unit price | Value | Held after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 9, 2025 | Ordinary Shares | MOption exerciseDisposed | −150,000 | $0.00 | $0 | 280,015 | Direct |
Footnotes
Livermore does not store Form 4 footnotes. For price ranges, how indirect holdings are held and trading plan details, read the original on SEC EDGAR.