InsiderTrades

Form 4 for NAMS NewAmsterdam Pharma Co N.V.

Accepted 2026-01-09 00:00:00 ET · period of report 2026-01-07 · accession 0001193125-26-009271 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2026-01-09 2026-01-07 NAMS Lewis William Dir A - Grant — +3,400 10.4K +49% —
D 2026-01-09 2026-01-07 NAMS Lewis William Dir A - Grant $0.00 +15.3K 15.3K New $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Ordinary Shares 2026-01-07 A A 3,400 — 10,360 D — — (F1) Represents restricted stock units (RSUs), each representing a contingent right to receive one ordinary share. All of the RSUs will vest on the one-year anniversary of the vesting start date, subject to the Reporting Person's continued service through such date. (F2) Each RSU was granted on January 7, 2026 for no consideration.
2 Derivative Option (right to buy) 2026-01-07 A A 15,300 $0.00 15,300 D $35.45 · — to 2036-01-07 15,300 Ordinary Shares (F3) All of the ordinary shares underlying the option will vest on January 2, 2027, the one-year anniversary of the vesting start date, subject to the Reporting Person's continued service through such date.