KOOIJ LOUISE FREDERIKA (Chief Accounting Officer) sold 54.6% of their position (18.07K shares) of NEWAMSTERDAM PHARMA CO N.V. on the open market
Open‑market sale worth $453.5K — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.
S · 1 sale
Filed: 9/5/2025ACC: 0000950170-25-113276
Officer· Chief Accounting Officer
Since Jan 2026
-18.07K
Net shares
Net seller
$453.5K
Total sold
1
Open market trades
0B · 1S
1
Total transactions
18.07K disposed
Non-Derivative Transactions1
Ordinary Shares
Direct
Shares
−18.07K
Price / share
$25.09
Trade value
$453.45K
% of position
54.6%
9/3/2025
33.07K→15K
Total
Net shares
−18.07K
Net value
-$453.45K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Ordinary Shares Direct | 9/3/2025 | S · Sale | −18.07K | $25.09 | $453.45K | 54.6% | 33.07K | 15K |
| Total | −18.07K | -$453.45K | ||||||
Derivative Transactions0
No derivative transactions reported