144 0001573785 XXXXXXXX LIVE 0001936258 NewAmsterdam Pharma Co. N.V. 001-41562 2-35 Naarden NETHERLANDS P7 1411 DC 310352062971 Michael Davidson affiliate Ordinary Shares J.P. Morgan Securities LLC

270 Park Ave 10th Floor New York NY 10017

11582 410888.61 113390000 01/07/2026 NASDAQ Ordinary Shares 01/06/2026 Vesting of RSU Grant NewAmsterdam Pharma Company N.V. (issuer) N 41177 01/06/2026 RSU Vesting Y 01/07/2026 J.P. Morgan Securities LLC, Workplace Solutions, as Agent and Attorney in Fact for Michael Davidson , NewAmsterdam Pharma Co. N.V.