Louise Frederika Kooij is a corporate insider at NewAmsterdam Pharma Co N.V. (NAMS). Kooij has reported 14 insider filings with the SEC since 2024. The most recent filing was in July 2026.
Every role Louise Frederika Kooij has reported on a Form 4, reconstructed from the filings themselves. Reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
NewAmsterdam Pharma Co N.V. (NAMS)2 filingsUpdated Aug 30, 2026
Louise Frederika Kooij is Chief Accounting Officer of NewAmsterdam Pharma Co N.V. (NAMS). 12 SEC Form 4 filings on record going back to 2024, most recently on 22 July 2026. Most recent open-market trade: sold $92K of NAMS on 22 July 2026. Lifetime open-market sales: $21.99M.
Every recent SEC Form 4 transaction Louise Frederika Kooij has reported, most recent first.
InsiderAlpha's records for Louise Frederika Kooij go back to 2024: 12 primary Form 4 filings, an average of 4.0 per year. 43 recorded transactions carry a Rule 10b5-1 flag, meaning they were pre-scheduled under a written trading plan rather than discretionary.
Insiders who reported open-market trades in the last 12 months at the companies Louise Frederika Kooij files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Louise Frederika Kooij is a corporate insider, tracked as Chief Accounting Officer of NewAmsterdam Pharma Co N.V. (NAMS). InsiderAlpha holds 12 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
2 primary Form 4 filings in the last 90 days, covering 1 company.
Recorded transactions: 0 open-market purchases and 21 open-market sales ($21.99M) across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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