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NAMSNewAmsterdam Pharma Co N.V.

Michael Davidson

Chief Executive Officer, Director at NewAmsterdam Pharma Co N.V., as of Sep 15, 2026Sold $25.3M of stock in the past 12 months: 42% under a disclosed plan and 58% with no plan disclosed. Bought $227K of stock in 1 open-market purchase.

Updated Oct 15, 2026 from SEC filings · covers Oct 16, 2025 to Oct 15, 2026
1.52M
shares held after the latest filing, NewAmsterdam Pharma Co N.V.
Vested shares reported on Forms 3, 4 and 5 only. Not the insider's whole wealth.
762K
shares sold, past 12 months
4
days with sales
$14.8M
largest single day, Mar 2, 2026
$227K
open-market purchases, past 12 months (1 trade)
1
company filed for

Share of stake sold at NewAmsterdam Pharma Co N.V. is not shown: most of their shares vested during the period, so a percentage would mislead. Why

Selling by month

Oct 2025 to Oct 2026. Each sale is counted once: under a disclosed plan, else to cover taxes, else no plan disclosed.

Disclosed planNo plan disclosedOne dollar scale for every month; the tallest bar is labeled
OctNovDecJanFeb 2026: $10.6M under a disclosed planFebMar 2026: $14.8M no plan disclosed$14.8MMarAprMayJunJulAugSepOct

Pattern

What the filings show, past 12 months. Nothing here rates or predicts.

Roles from filings

Every company we track where this person has filed, newest filing first.

CompanyTitleFirst filingLatest filing
NewAmsterdam Pharma Co N.V. (NAMS)Chief Executive Officer, DirectorDec 29, 2023Sep 15, 2026

Recent filings

The last 5 days with transactions, newest first, one line per trade date. Each number links to an SEC filing.

This page shows only what this person reported on SEC ownership filings. See the methodology. Spotted something wrong? Report an error.