Average Insider

Where insiders trade, we follow

Kastelein Johannes Jacob Pieter

Director
CIK: 2000389

All Transactions

DateCompanyTypeSharesPriceValueActions
Sep 30, 2026NewAmsterdam Pharma Co N.V. (NAMS)M50,246--View Details Filing
Sep 30, 2026NewAmsterdam Pharma Co N.V. (NAMS)S50,246$25.03$1,257,657.38View Details Filing
Sep 30, 2026NewAmsterdam Pharma Co N.V. (NAMS)M50,246$0.00$0.00View Details Filing
Aug 24, 2026NewAmsterdam Pharma Co N.V. (NAMS)M125,000--View Details Filing
Aug 24, 2026NewAmsterdam Pharma Co N.V. (NAMS)S125,000$26.91$3,363,750.00View Details Filing
Aug 24, 2026NewAmsterdam Pharma Co N.V. (NAMS)M125,000$0.00$0.00View Details Filing
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