Entity Type
Individual
SEC filings, ownership reports, and insider transactions for CIK 0001856776.
Entity Type
Individual
Total Filings
85
Latest Filing
08 Apr 2026
Industry
n/a
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4 filed on 08 Apr 2026 for CIK 0001856776.
4 filed on 08 Apr 2026 for CIK 0001856776.
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A newly filed 4 can change the filing history, ownership context, or next research path for Matthew David Feierstein.
Filer freshness comes from SEC EDGAR submission history and related source-backed ownership or portfolio filings when available.
Latest update
Latest ownership report period: 06 Apr 2026. Open the source-backed page to inspect the fresh filing or facts context.
Update date
08 Apr 2026
Page type
Ownership filings
Latest period
06 Apr 2026
Ownership context was refreshed from SEC Forms 3/4/5 filed on 08 Apr 2026.
Matthew David Feierstein has filed 85 SEC EDGAR filings since 01 Jul 2021. Common forms include 4, 144, 144/A, 4/A and more.
Recent SEC filings for Matthew David Feierstein with direct links to document and filing folders.
| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 08 Apr 2026 | 06 Apr 2026 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 Apr 2026 | 01 Apr 2026 | 001-40575 |
| 144 | Open 144 document | View SEC filing for 144 | 01 Apr 2026 | |||
| 4 | Open 4 document | View SEC filing for 4 | 31 Mar 2026 | 05 Mar 2026 | 001-40575 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 06 Mar 2026 | 04 Mar 2026 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 Mar 2026 | 01 Mar 2026 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 24 Feb 2026 | 22 Feb 2026 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 10 Feb 2026 | 05 Feb 2026 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 Feb 2026 | 02 Feb 2026 | 001-40575 |
| 144 | Open 144 document | View SEC filing for 144 | 02 Feb 2026 | |||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 08 Jan 2026 | 07 Jan 2026 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 06 Jan 2026 | 02 Jan 2026 | 001-40575 |
| 144 | Open 144 document | View SEC filing for 144 | 02 Jan 2026 | |||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 10 Dec 2025 | 08 Dec 2025 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 08 Dec 2025 | 05 Dec 2025 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 Dec 2025 | 03 Dec 2025 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 Dec 2025 | 01 Dec 2025 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 26 Nov 2025 | 22 Nov 2025 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | 05 Nov 2025 | 03 Nov 2025 | 001-40575 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 Oct 2025 | 01 Oct 2025 | 001-40575 |
| 144 | Open 144 document | View SEC filing for 144 | 01 Oct 2025 | |||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 08 Sep 2025 | 05 Sep 2025 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 Sep 2025 | 03 Sep 2025 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 Sep 2025 | 01 Sep 2025 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 26 Aug 2025 | 22 Aug 2025 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 Aug 2025 | 01 Aug 2025 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 Jul 2025 | 01 Jul 2025 | 001-40575 |
| 144 | Open 144 document | View SEC filing for 144 | 01 Jul 2025 | |||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 09 Jun 2025 | 05 Jun 2025 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 Jun 2025 | 03 Jun 2025 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 Jun 2025 | 01 Jun 2025 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 May 2025 | 22 May 2025 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 06 May 2025 | 02 May 2025 | 001-40575 |
| 144 | Open 144 document | View SEC filing for 144 | 02 May 2025 | |||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 Apr 2025 | 01 Apr 2025 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 19 Mar 2025 | 17 Mar 2025 | 001-40575 |
| 144 | Open 144 document | View SEC filing for 144 | 17 Mar 2025 | |||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 12 Mar 2025 | 05 Mar 2025 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 Mar 2025 | 01 Mar 2025 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 25 Feb 2025 | 22 Feb 2025 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 Feb 2025 | 03 Feb 2025 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 Jan 2025 | 01 Jan 2025 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 10 Dec 2024 | 06 Dec 2024 | 001-40575 |
| 144 | Open 144 document | View SEC filing for 144 | 06 Dec 2024 | |||
| 4 | Open 4 document | View SEC filing for 4 | 05 Dec 2024 | 03 Dec 2024 | 001-40575 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 Dec 2024 | 01 Dec 2024 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 26 Nov 2024 | 22 Nov 2024 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 Oct 2024 | 01 Oct 2024 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 Sep 2024 | 03 Sep 2024 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 23 Aug 2024 | 22 Aug 2024 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 Jul 2024 | 02 Jul 2024 | 001-40575 |
| 144/A | Open 144/A document | View SEC filing for 144/A | 03 Jul 2024 | |||
| 144 | Open 144 document | View SEC filing for 144 | 02 Jul 2024 | |||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 11 Jun 2024 | 07 Jun 2024 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 06 Jun 2024 | 04 Jun 2024 | 001-40575 |
| 144 | Open 144 document | View SEC filing for 144 | 03 Jun 2024 | |||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 29 May 2024 | 28 May 2024 | 001-40575 |
| 144 | Open 144 document | View SEC filing for 144 | 23 May 2024 | |||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 Apr 2024 | 02 Apr 2024 | 001-40575 |
| 144 | Open 144 document | View SEC filing for 144 | 02 Apr 2024 | |||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 06 Mar 2024 | 04 Mar 2024 | 001-40575 |
| 144 | Open 144 document | View SEC filing for 144 | 05 Mar 2024 | |||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 26 Feb 2024 | 22 Feb 2024 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 Jan 2024 | 03 Jan 2024 | 001-40575 |
| 144 | Open 144 document | View SEC filing for 144 | 03 Jan 2024 | |||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 22 Dec 2023 | 20 Dec 2023 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | 06 Dec 2023 | 04 Dec 2023 | 001-40575 | |
| 144 | Open 144 document | View SEC filing for 144 | 04 Dec 2023 | |||
| 4 | Open 4 document | View SEC filing for 4 | 05 Oct 2023 | 03 Oct 2023 | 001-40575 | |
| 144 | Open 144 document | View SEC filing for 144 | 02 Oct 2023 | |||
| 4 | Open 4 document | View SEC filing for 4 | 07 Sep 2023 | 05 Sep 2023 | 001-40575 | |
| 144 | Open 144 document | View SEC filing for 144 | 05 Sep 2023 | |||
| 4 | Open 4 document | View SEC filing for 4 | 06 Jul 2023 | 03 Jul 2023 | 001-40575 | |
| 4/A | Open 4/A document | View SEC filing for 4/A | 06 Jul 2023 | 05 Jun 2023 | 001-40575 | |
| 144 | Open 144 document | View SEC filing for 144 | 03 Jul 2023 | |||
| 4 | Open 4 document | View SEC filing for 4 | 06 Jun 2023 | 03 Jun 2023 | 001-40575 | |
| 144 | Open 144 document | View SEC filing for 144 | 01 Jun 2023 | |||
| 4 | Open 4 document | View SEC filing for 4 | 05 Apr 2023 | 03 Apr 2023 | 001-40575 | |
| 4 | Open 4 document | View SEC filing for 4 | 07 Mar 2023 | 02 Mar 2023 | 001-40575 | |
| 4 | Open 4 document | View SEC filing for 4 | 06 Jan 2023 | 04 Jan 2023 | 001-40575 | |
| 4 | Open 4 document | View SEC filing for 4 | 06 Oct 2022 | 04 Oct 2022 | 001-40575 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 07 Jul 2022 | 05 Jul 2022 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 Mar 2022 | 20 Sep 2021 | 001-40575 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 08 Jul 2021 | 30 Jun 2021 | 001-40575 |
| 3 | Open 3 document | View SEC filing for 3 | FORM 3 | 01 Jul 2021 | 01 Jul 2021 | 001-40575 |
Matthew David Feierstein files with the SEC under CIK 0001856776. This page aggregates EDGAR filings and related ownership activity.