Insider Transactions Reported by 20 Insiders of NewAmsterdam Pharma Co N.V.

Symbol
NAMS, NAMSW on Nasdaq
Location
Narrden, Netherlands

Insiders trading volume in the past year

NewAmsterdam Pharma Co N.V. executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
ForGrowth NAP B.V. 10%+ Owner $272,125,599 30 Dec 2024
Bain Capital Life Sciences Investors, LLC 10%+ Owner $239,004,182 13 Dec 2024
James N. Topper Director $162,795,734 +$320,788 +0.2% 15 Sep 2025
Michael H. Davidson Chief Executive Officer, Director $5,790,288 -$25,328,349 -81% 02 Mar 2026
Johannes Jacob Pieter Kastelein Chief Scientific Officer, Director $2,099,157 -$13,368,006 -86% 05 Mar 2026
Mayur Ian Somaiya Chief Financial Officer $1,973,311 -$3,430,791 -63% 20 Jan 2026
LOUIS G. LANGE Director $1,885,779 -$828,950 -31% 06 Mar 2026
WILLIAM A. JONES JR Chief Commercial Officer $1,098,087 07 Jan 2025
Michael F. Marino III Chief Legal Officer and Corporate Secretary $1,040,600 01 Jun 2025
Douglas F. Kling Chief Operating Officer $928,400 -$4,025,796 -81% 15 Jul 2025
Louise Frederika Kooij Chief Accounting Officer $774,425 -$14,569,492 -95% 27 Jan 2026
Adele M. Gulfo Director $500,457 07 Jan 2026
Juliette Berangere Audet Chief Strategy and Business Officer $385,709 01 May 2025
William Lewis Director $363,586 07 Jan 2026
Mark C. McKenna Director $363,586 07 Jan 2026
John W. Smither Director $363,586 07 Jan 2026
Hilde Johanna van der Kamp Director $363,586 07 Jan 2026
Wouter Joustra Director 16 Jul 2024
Nicholas Downing Director 29 Dec 2023
Hugo Alexander Slootweg Director 29 Dec 2023

Recent Insider Transactions by Companies or Individuals for NewAmsterdam Pharma Co N.V.

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.