Johannes Jacob Pieter Kastelein

Business address
C/O Newamsterdam Pharma Company N.V., Gooimeer 2 35, Naarden, Netherlands, 1411 DC
Top holdings (ownership)
NAMS
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Johannes Jacob Pieter Kastelein has filed 10 SEC EDGAR filings since 29 Dec 2023

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing 4 25 Aug 2025 21 Aug 2025 001-41562
144 Open Document Open Filing 25 Aug 2025
4 Open Document Open Filing 4 28 Mar 2025 26 Mar 2025 001-41562
4 Open Document Open Filing 4 26 Mar 2025 24 Mar 2025 001-41562
4 Open Document Open Filing 4 07 Jan 2025 07 Jan 2025 001-41562
4 Open Document Open Filing 4 06 Jan 2025 02 Jan 2025 001-41562
4 Open Document Open Filing 4 27 Mar 2024 26 Mar 2024 001-41562
144 Open Document Open Filing 26 Mar 2024
4 Open Document Open Filing 4 03 Jan 2024 01 Jan 2024 001-41562
3 Open Document Open Filing 3 29 Dec 2023 29 Dec 2023 001-41562