MarketPeel
Insider Trading Intelligence
Chief Scientific Officer
Mon, Mar 9, 2026
Mar 9
sold $3.07m of NAMS
101,409 shares @ $30.29
Decreased holdings by -59.40%
3rd largest trade (out of 28)
Large TradeCluster Buy
Trade made by an officer
Part of a cluster of 3 transactions by 3 insiders
10b5-1 scheduled trade
33% win rate · -49.7% median edge vs SPY (9 trades, 90-day · small sample)
NAMSNewAmsterdam Pharma Co N.V.
HealthcareBiotechnology
1D0.00%
1W+4.78%
1M+6.61%
3M
6M
1Y

Recent insider activity at NAMS

Full NAMS profile →Kastelein Johannes Jacob Pieter’s trading history →
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