144 0001573785 XXXXXXXX LIVE 0001936258 NewAmsterdam Pharma Company N.V. 001-41562 Gooimeer 2-35 DC Naarden P7 1411 31-0-35-206-2971 Michael H. Davidson Affiliate Ordinary Shares J.P. Morgan Securities LLC

270 Park Avenue - 10th Floor New York NY 10017

750000 27127500 114975422 02/24/2026 Nasdaq Ordinary Shares 02/24/2025 Option Exercise Issuer N 750000 02/24/2026 Cash Y The shares represented on this filing are for shares that the seller may acquire via option exercises and subsequently sold within 3 months of this filing. 02/24/2026 09/29/2025 /s/ J.P. Morgan Securities LLC as agent and attorney-in-fact for Michael H. Davidson