Johannes Jacob Pieter Kastelein

Director & Chief Scientific Officer

Director & Chief Scientific Officer at NewAmsterdam Pharma Co N.V., filing insider transactions between 2026-08-24 and 2026-09-30.

Total Purchases

—

0 transactions

Total Sales

$4.6M

2 transactions

Companies Traded

2 total filings

Active Since

2026-08-24

Last: 2026-09-30

Companies

NewAmsterdam Pharma Co N.V.

Date	Ticker	Type	Shares	Price	Value	Owned After
2026-09-30	NAMS	Sale	50.2K	$25.03	$1.3M	69.3K	SEC ↗
2026-08-24	NAMS	Sale	125.0K	$26.91	$3.4M	69.3K	SEC ↗