John W. Kosiba JR

Business address
C/O American Superconductor Corporation, 64 Jackson Road, Devens, MA, 01434
Top holdings (ownership)
AMSC
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John W. Kosiba JR has filed 59 SEC EDGAR filings since 11 Apr 2017

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing 4 06 Aug 2025 04 Aug 2025 000-19672
144 Open Document Open Filing 04 Aug 2025
4 Open Document Open Filing 4 12 Jun 2025 11 Jun 2025 000-19672
144 Open Document Open Filing 11 Jun 2025
4 Open Document Open Filing 4 09 Jun 2025 06 Jun 2025 000-19672
144 Open Document Open Filing 06 Jun 2025
4 Open Document Open Filing 4 29 May 2025 27 May 2025 000-19672
144 Open Document Open Filing 27 May 2025
4 Open Document Open Filing 4 22 May 2025 20 May 2025 000-19672
144 Open Document Open Filing 20 May 2025
4 Open Document Open Filing 4 19 May 2025 15 May 2025 000-19672
4 Open Document Open Filing 4 06 Nov 2024 04 Nov 2024 000-19672
144 Open Document Open Filing 05 Nov 2024
4 Open Document Open Filing 4 30 Sep 2024 26 Sep 2024 000-19672
4 Open Document Open Filing 4 12 Jun 2024 11 Jun 2024 000-19672
144 Open Document Open Filing 11 Jun 2024
4 Open Document Open Filing 4 23 May 2024 21 May 2024 000-19672
144 Open Document Open Filing 21 May 2024
4 Open Document Open Filing FORM 4 SUBMISSION 23 Jun 2023 21 Jun 2023 000-19672
144 Open Document Open Filing 22 Jun 2023
144 Open Document Open Filing 21 Jun 2023
4 Open Document Open Filing FORM 4 SUBMISSION 20 Jun 2023 15 Jun 2023 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 19 Dec 2022 16 Dec 2022 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 13 Dec 2022 12 Dec 2022 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 21 Oct 2022 19 Oct 2022 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 13 Jun 2022 10 Jun 2022 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 02 Jun 2022 31 May 2022 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 13 Dec 2021 10 Dec 2021 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 02 Nov 2021 01 Nov 2021 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 06 Aug 2021 05 Aug 2021 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 06 Jul 2021 01 Jul 2021 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 24 May 2021 20 May 2021 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 22 Jan 2021 21 Jan 2021 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 30 Nov 2020 25 Nov 2020 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 02 Nov 2020 31 Oct 2020 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 29 Jul 2020 27 Jul 2020 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 30 Jun 2020 28 Jun 2020 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 04 Jun 2020 02 Jun 2020 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 26 May 2020 21 May 2020 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 23 Dec 2019 19 Dec 2019 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 07 Nov 2019 05 Nov 2019 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 04 Nov 2019 31 Oct 2019 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 30 Jul 2019 27 Jul 2019 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 02 Jul 2019 28 Jun 2019 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 14 May 2019 12 May 2019 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 02 Jan 2019 28 Dec 2018 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 11 Dec 2018 07 Dec 2018 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 13 Nov 2018 08 Nov 2018 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 05 Nov 2018 01 Nov 2018 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 06 Aug 2018 02 Aug 2018 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 02 Jul 2018 28 Jun 2018 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 15 May 2018 12 May 2018 000-19672
4/A Open Document Open Filing FORM 4/A SUBMISSION 09 Feb 2018 09 Feb 2018 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 09 Feb 2018 09 Feb 2018 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 31 Jul 2017 28 Jul 2017 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 16 May 2017 12 May 2017 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 12 May 2017 10 May 2017 000-19672
4 Open Document Open Filing FORM 4 SUBMISSION 09 May 2017 08 May 2017 000-19672
3 Open Document Open Filing FORM 3 SUBMISSION 11 Apr 2017 03 Apr 2017 000-19672