John Todd Koning

Business address
C/O Alphatec Holdings, Inc., 1950 Camino Vida Roble, Carlsbad, CA, 92008
Top holdings (ownership)
ATEC
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John Todd Koning has filed 26 SEC EDGAR filings since 05 Nov 2020

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing 10 Dec 2025 08 Dec 2025 000-52024
4 Open Document Open Filing 07 Aug 2025 06 Aug 2025 000-52024
4 Open Document Open Filing 23 Apr 2025 22 Apr 2025 000-52024
4 Open Document Open Filing 03 Apr 2025 01 Apr 2025 000-52024
4 Open Document Open Filing 12 Mar 2025 10 Mar 2025 000-52024
144 Open Document Open Filing 10 Mar 2025
4 Open Document Open Filing 31 Jan 2025 29 Jan 2025 000-52024
4 Open Document Open Filing 26 Apr 2024 24 Apr 2024 000-52024
144 Open Document Open Filing 24 Apr 2024
4 Open Document Open Filing 04 Mar 2024 01 Mar 2024 000-52024
144 Open Document Open Filing 01 Mar 2024
4 Open Document Open Filing 22 Feb 2024 21 Feb 2024 000-52024
4 Open Document Open Filing 05 Feb 2024 01 Feb 2024 000-52024
4 Open Document Open Filing 24 Apr 2023 20 Apr 2023 000-52024
144 Open Document Open Filing 20 Apr 2023
4 Open Document Open Filing 01 Mar 2023 27 Feb 2023 000-52024
4 Open Document Open Filing 23 Feb 2023 22 Feb 2023 000-52024
4 Open Document Open Filing 03 Feb 2023 01 Feb 2023 000-52024
4 Open Document Open Filing FORM 4 - 02 May 2022 28 Apr 2022 000-52024
4 Open Document Open Filing FORM 4 - 22 Mar 2022 18 Mar 2022 000-52024
4 Open Document Open Filing FORM 4 - 28 Feb 2022 24 Feb 2022 000-52024
4 Open Document Open Filing FORM 4 - 20 Dec 2021 16 Dec 2021 000-52024
4 Open Document Open Filing FORM 4 - 21 Apr 2021 19 Apr 2021 000-52024
3 Open Document Open Filing FORM 3 - 21 Apr 2021 19 Apr 2021 000-52024
4 Open Document Open Filing FORM 4 02 Mar 2021 26 Feb 2021 001-33642
3 Open Document Open Filing FORM 3 05 Nov 2020 26 Oct 2020 001-33642