Kastelein Johannes Jacob Pieter
NewAmsterdam Pharma Company N.V. ยท Chief Scientific Officer
Kastelein Johannes Jacob Pieter is listed in public filings as director, officer: Chief Scientific Officer. This Kastelein Johannes Jacob Pieter insider trading page organizes Form 4 disclosures, reported purchases and sales, transaction dates, share amounts, related issuers, and historical insider activity so readers can review the person's public trading record in one place. Companies and tickers connected to this insider trading profile include NewAmsterdam Pharma Company N.V. (NAMS). Investors use Kastelein Johannes Jacob Pieter's insider trading disclosures to study buying and selling patterns, position changes, company-specific activity, and the source evidence behind each reported transaction.
Latest Actions
| Company | Holding Value | Last Transaction | Amount | Transaction Price | Current Price |
|---|---|---|---|---|---|
| $2.1M69.3k shares | SellMar 9, 2026 | $3.1M101.4k shares | $30.29 | -- | |
| --170.7k shares | Grant / ExerciseMar 9, 2026 | Disclosure amount unavailable101.4k shares | -- | -- |