Gene M. Zamiska SEC EDGAR Filings (CIK 0001456385)

SEC EDGAR filings, ownership reports, and insider transactions for Gene M. Zamiska.

Business address
C/O Western Digital Corporation, 5601 Great Oaks Parkway, San Jose, CA, 95119
Top holdings (ownership)
WDC
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Gene M. Zamiska has filed 96 SEC EDGAR filings since 19 Feb 2009

Latest Filings

Recent SEC filings for Gene M. Zamiska including 144, 4, 3.

Form type Document Filing Description Filing date Reporting date File number(s)
144 Open 144 document View SEC filing for 144 26 Nov 2025
144 Open 144 document View SEC filing for 144 24 Nov 2025
144 Open 144 document View SEC filing for 144 21 Nov 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 22 Sep 2025 18 Sep 2025 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 28 Aug 2025 27 Aug 2025 001-08703
144 Open 144 document View SEC filing for 144 28 Aug 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 27 Aug 2025 25 Aug 2025 001-08703
144 Open 144 document View SEC filing for 144 26 Aug 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 25 Aug 2025 21 Aug 2025 001-08703
144 Open 144 document View SEC filing for 144 22 Aug 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 21 Aug 2025 20 Aug 2025 001-08703
144 Open 144 document View SEC filing for 144 21 Aug 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 23 Jun 2025 18 Jun 2025 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Jun 2025 14 Jun 2025 001-08703
144 Open 144 document View SEC filing for 144 17 Jun 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Jun 2025 05 Jun 2025 001-08703
144 Open 144 document View SEC filing for 144 05 Jun 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 28 May 2025 25 May 2025 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 22 May 2025 20 May 2025 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 Mar 2025 12 Mar 2025 001-08703
144 Open 144 document View SEC filing for 144 12 Mar 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 10 Mar 2025 06 Mar 2025 001-08703
144 Open 144 document View SEC filing for 144 07 Mar 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Mar 2025 28 Feb 2025 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Dec 2024 27 Nov 2024 001-08703
144 Open 144 document View SEC filing for 144 29 Nov 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 26 Nov 2024 25 Nov 2024 001-08703
144 Open 144 document View SEC filing for 144 26 Nov 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 22 Nov 2024 20 Nov 2024 001-08703
144 Open 144 document View SEC filing for 144 21 Nov 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 28 Oct 2024 28 Oct 2024 001-08703
144 Open 144 document View SEC filing for 144 28 Oct 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Sep 2024 03 Sep 2024 001-08703
144 Open 144 document View SEC filing for 144 04 Sep 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 30 Aug 2024 29 Aug 2024 001-08703
144 Open 144 document View SEC filing for 144 29 Aug 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 27 Aug 2024 25 Aug 2024 001-08703
144 Open 144 document View SEC filing for 144 27 Aug 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 22 Aug 2024 20 Aug 2024 001-08703
144 Open 144 document View SEC filing for 144 21 Aug 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 18 Jun 2024 17 Jun 2024 001-08703
144 Open 144 document View SEC filing for 144 17 Jun 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Jun 2024 14 Jun 2024 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 30 May 2024 29 May 2024 001-08703
144 Open 144 document View SEC filing for 144 29 May 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 28 May 2024 27 May 2024 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 22 May 2024 20 May 2024 001-08703
144 Open 144 document View SEC filing for 144 21 May 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 09 Apr 2024 08 Apr 2024 001-08703
144 Open 144 document View SEC filing for 144 08 Apr 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 05 Mar 2024 01 Mar 2024 001-08703
144 Open 144 document View SEC filing for 144 01 Mar 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 29 Feb 2024 27 Feb 2024 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 22 Feb 2024 20 Feb 2024 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 28 Nov 2023 27 Nov 2023 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 21 Nov 2023 20 Nov 2023 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 07 Sep 2023 06 Sep 2023 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Sep 2023 04 Sep 2023 001-08703
144 Open 144 document View SEC filing for 144 06 Sep 2023
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 29 Aug 2023 25 Aug 2023 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 22 Aug 2023 20 Aug 2023 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 14 Aug 2023 12 Aug 2023 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 16 Jun 2023 14 Jun 2023 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 30 May 2023 27 May 2023 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 01 Mar 2023 27 Feb 2023 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 29 Nov 2022 27 Nov 2022 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 08 Sep 2022 07 Sep 2022 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Sep 2022 03 Sep 2022 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 30 Aug 2022 27 Aug 2022 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 23 Aug 2022 20 Aug 2022 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 15 Aug 2022 12 Aug 2022 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 15 Jun 2022 14 Jun 2022 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 May 2022 04 May 2022 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Nov 2021 02 Nov 2021 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 07 Sep 2021 03 Sep 2021 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 31 Aug 2021 27 Aug 2021 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 13 Aug 2021 12 Aug 2021 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 16 Jun 2021 14 Jun 2021 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 08 Sep 2020 03 Sep 2020 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 13 Aug 2020 12 Aug 2020 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 21 Apr 2020 17 Apr 2020 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 23 Jan 2020 21 Jan 2020 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 24 Oct 2019 22 Oct 2019 001-08703
3 Open 3 document View SEC filing for 3 PRIMARY DOCUMENT 03 Sep 2019 30 Aug 2019 001-08703
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 21 Feb 2013 15 Feb 2013 001-34501
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 26 Dec 2012 21 Dec 2012 001-34501
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 21 Feb 2012 17 Feb 2012 001-34501
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 23 Feb 2011 18 Feb 2011 001-34501
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 11 Feb 2011 10 Feb 2011 001-34501
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 01 Feb 2011 29 Jan 2011 001-34501
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 01 Dec 2010 29 Nov 2010 001-34501
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Aug 2010 02 Aug 2010 001-34501
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 22 Feb 2010 19 Feb 2010 001-34501
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Feb 2010 29 Jan 2010 001-34501

About this filer

Gene M. Zamiska files with the SEC under CIK 0001456385. This page aggregates EDGAR filings and related ownership activity.

See reporting owner transactions.

FAQ

What is a CIK?
A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
Why are some filings missing?
New filings appear as the SEC updates EDGAR, and older records can vary by availability.
How often is this page updated?
Updates follow new EDGAR submissions and periodic data refreshes.

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