Filings (90d)
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Louis G. Lange 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.
- Michael H. Davidson - $25.55M in NAMS purchases and sales in the last 12 months
- Louise Frederika Kooij - $16.75M in NAMS purchases and sales in the last 12 months
- Johannes Jacob Pieter Kastelein - $15.52M in NAMS purchases and sales in the last 12 months
- Mayur Ian Somaiya - $3.43M in NAMS purchases and sales in the last 12 months
- John W. Smither - $41K in NAMS purchases and sales in the last 12 months
More insiders (A-Z)
Browse nearby insider profiles in alphabetical order.
Frequently asked questions
Who is Louis G. Lange?
Louis G. Lange is a corporate insider of NewAmsterdam Pharma Co N.V. (NAMS). InsiderAlpha holds 6 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Louis G. Lange last file a Form 4?
The most recent primary Form 4 on record is dated 12 March 2026, one of 6 filings going back to 2025.
Has Louis G. Lange been buying or selling stock?
Recorded transactions: 0 open-market purchases and 3 open-market sales ($2.19M) across all tracked filings.
