Glenn Grindstaff SEC EDGAR Filings (CIK 0001804609)

SEC EDGAR filings, ownership reports, and insider transactions for Glenn Grindstaff.

Business address
12525 Chadron Avenue, Hawthorne, CA, 90250
Top holdings (ownership)
OSIS
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Glenn Grindstaff has filed 27 SEC EDGAR filings since 25 Feb 2020

Latest Filings

Recent SEC filings for Glenn Grindstaff including 4, 144, 3.

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open 4 document View SEC filing for 4 28 Aug 2025 26 Aug 2025 000-23125
4 Open 4 document View SEC filing for 4 05 Aug 2025 01 Aug 2025 000-23125
4 Open 4 document View SEC filing for 4 09 May 2025 08 May 2025 000-23125
144 Open 144 document View SEC filing for 144 08 May 2025
4 Open 4 document View SEC filing for 4 30 Aug 2024 30 Aug 2024 000-23125
4 Open 4 document View SEC filing for 4 16 Aug 2024 14 Aug 2024 000-23125
4 Open 4 document View SEC filing for 4 25 Jun 2024 24 Jun 2024 000-23125
4 Open 4 document View SEC filing for 4 14 Sep 2023 13 Sep 2023 000-23125
144 Open 144 document View SEC filing for 144 13 Sep 2023
4 Open 4 document View SEC filing for 4 07 Sep 2023 05 Sep 2023 000-23125
4 Open 4 document View SEC filing for 4 01 Aug 2023 28 Jul 2023 000-23125
4 Open 4 document View SEC filing for 4 28 Jun 2023 26 Jun 2023 000-23125
4 Open 4 document View SEC filing for 4 08 Nov 2022 07 Nov 2022 000-23125
4 Open 4 document View SEC filing for 4 26 Aug 2022 24 Aug 2022 000-23125
4 Open 4 document View SEC filing for 4 08 Jul 2022 06 Jul 2022 000-23125
4 Open 4 document View SEC filing for 4 05 Jul 2022 30 Jun 2022 000-23125
4 Open 4 document View SEC filing for 4 28 Jun 2022 24 Jun 2022 000-23125
4 Open 4 document View SEC filing for 4 31 May 2022 27 May 2022 000-23125
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 04 Jan 2022 31 Dec 2021 000-23125
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 09 Sep 2021 08 Sep 2021 000-23125
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 25 Aug 2021 24 Aug 2021 000-23125
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 09 Jul 2021 08 Jul 2021 000-23125
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 01 Jul 2021 30 Jun 2021 000-23125
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 25 Jun 2021 24 Jun 2021 000-23125
4 Open 4 document View SEC filing for 4 FORM 4 - 10 Jul 2020 08 Jul 2020 000-23125
4 Open 4 document View SEC filing for 4 FORM 4 - 25 Jun 2020 24 Jun 2020 000-23125
3 Open 3 document View SEC filing for 3 FORM 3 - 25 Feb 2020 25 Feb 2020 000-23125

About this filer

Glenn Grindstaff files with the SEC under CIK 0001804609. 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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