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Insider Trading & Congressional Trades

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Kastelein Johannes Jacob Pieter – Insider Transactions

TickerOwnerRelationshipDateTransactionCost#SharesValue ($)#Shares TotalSEC Form 4
NAMSKastelein Johannes Jacob PieterChief Scientific OfficerMar 09 '26Sale30.29101,4093,071,67969,302Mar 09
NAMSKastelein Johannes Jacob PieterChief Scientific OfficerMar 09 '26Option Exercise0.00101,4090170,711Mar 09
NAMSKastelein Johannes Jacob PieterChief Scientific OfficerMar 06 '26Option Exercise0.0094,1240163,426Mar 09
NAMSKastelein Johannes Jacob PieterChief Scientific OfficerMar 06 '26Sale30.3294,1242,853,84069,302Mar 09
NAMSKastelein Johannes Jacob PieterChief Scientific OfficerMar 05 '26Option Exercise0.00104,4670173,769Mar 09
NAMSKastelein Johannes Jacob PieterChief Scientific OfficerMar 05 '26Sale30.30104,4673,165,35069,302Mar 09
NAMSKastelein Johannes Jacob PieterChief Scientific OfficerFeb 20 '26Sale35.3145,4811,605,99853,500Feb 24
NAMSKastelein Johannes Jacob PieterChief Scientific OfficerJan 05 '26Sale33.256,000199,50073,481Jan 07
NAMSKastelein Johannes Jacob PieterChief Scientific OfficerAug 22 '25Sale25.1450,0001,257,13969,302Aug 25
NAMSKastelein Johannes Jacob PieterChief Scientific OfficerAug 21 '25Sale24.2950,0001,214,500119,302Aug 25
NAMSKastelein Johannes Jacob PieterChief Scientific OfficerMar 26 '25Option Exercise0.0045,481079,481Mar 28
NAMSKastelein Johannes Jacob PieterChief Scientific OfficerMar 24 '25Option Exercise0.00150,0000150,000Mar 26
NAMSKastelein Johannes Jacob PieterChief Scientific OfficerMar 26 '24Option Exercise0.00201,6730201,673Mar 27
NAMSKastelein Johannes Jacob PieterChief Scientific OfficerMar 26 '24Sale21.50190,4764,095,2340Mar 27