SEC EDGAR filings, ownership reports, and insider transactions for Jan Barta.
Recent SEC filings for Jan Barta including 13F-NT, SCHEDULE 13D/A, N-PX and more.
| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 13F-NT | Open 13F-NT document | View SEC filing for 13F-NT | 13 Nov 2025 | 30 Sep 2025 | 028-22859 | |
| SCHEDULE 13D/A | Open SCHEDULE 13D/A document | View SEC filing for SCHEDULE 13D/A | 08 Sep 2025 | |||
| N-PX | Open N-PX document | View SEC filing for N-PX | 28 Aug 2025 | 30 Jun 2025 | 028-22859 | |
| 13F-NT | Open 13F-NT document | View SEC filing for 13F-NT | 13 Aug 2025 | 30 Jun 2025 | 028-22859 | |
| 13F-NT | Open 13F-NT document | View SEC filing for 13F-NT | 14 May 2025 | 31 Mar 2025 | 028-22859 | |
| 13F-NT | Open 13F-NT document | View SEC filing for 13F-NT | 13 Feb 2025 | 31 Dec 2024 | 028-22859 | |
| SCHEDULE 13D/A | Open SCHEDULE 13D/A document | Open XBRL data | View SEC filing for SCHEDULE 13D/A | 06 Feb 2025 | |||
| SCHEDULE 13D/A | Open SCHEDULE 13D/A document | View SEC filing for SCHEDULE 13D/A | 06 Feb 2025 | |||
| 13F-NT | Open 13F-NT document | View SEC filing for 13F-NT | 12 Nov 2024 | 30 Sep 2024 | 028-22859 | |
| SC 13D/A | Open SC 13D/A document | View SEC filing for SC 13D/A | AMENDMENT NO. 4 TO THE SCHEDULE 13D | 08 Nov 2024 | ||
| SC 13D/A | Open SC 13D/A document | View SEC filing for SC 13D/A | AMENDMENT NO. 16 TO THE SCHEDULE 13D | 01 Nov 2024 | ||
| N-PX | Open N-PX document | View SEC filing for N-PX | 23 Aug 2024 | 30 Jun 2024 | 028-22859 | |
| 13F-NT | Open 13F-NT document | View SEC filing for 13F-NT | 13 Aug 2024 | 30 Jun 2024 | 028-22859 | |
| 13F-NT | Open 13F-NT document | View SEC filing for 13F-NT | 14 May 2024 | 31 Mar 2024 | 028-22859 | |
| SC 13D/A | Open SC 13D/A document | View SEC filing for SC 13D/A | AMENDMENT NO. 15 TO THE SCHEDULE 13D | 10 May 2024 | ||
| 13F-NT | Open 13F-NT document | View SEC filing for 13F-NT | 13 Feb 2024 | 31 Dec 2023 | 028-22859 | |
| 4 | Open 4 document | View SEC filing for 4 | OWNERSHIP DOCUMENT | 23 Jan 2024 | 19 Jan 2024 | 001-35335 |
| SC 13D/A | Open SC 13D/A document | View SEC filing for SC 13D/A | AMENDMENT NO. 14 TO THE SCHEDULE 13D | 23 Jan 2024 | ||
| 4 | Open 4 document | View SEC filing for 4 | OWNERSHIP DOCUMENT | 20 Nov 2023 | 16 Nov 2023 | 001-35335 |
| SC 13D/A | Open SC 13D/A document | View SEC filing for SC 13D/A | AMENDMENT NO. 13 TO THE SCHEDULE 13D | 13 Nov 2023 | ||
| 13F-NT | Open 13F-NT document | View SEC filing for 13F-NT | 13 Nov 2023 | 30 Sep 2023 | 028-22859 | |
| SC 13D/A | Open SC 13D/A document | View SEC filing for SC 13D/A | AMENDMENT NO. 12 TO THE SCHEDULE 13D | 23 Aug 2023 | ||
| 13F-NT | Open 13F-NT document | View SEC filing for 13F-NT | 11 Aug 2023 | 30 Jun 2023 | 028-22859 | |
| 13F-NT | Open 13F-NT document | View SEC filing for 13F-NT | 15 May 2023 | 31 Mar 2023 | 028-22859 | |
| SC 13D/A | Open SC 13D/A document | View SEC filing for SC 13D/A | AMENDMENT NO. 11 TO THE SCHEDULE 13D | 31 Mar 2023 | ||
| 13F-NT | Open 13F-NT document | View SEC filing for 13F-NT | 08 Feb 2023 | 31 Dec 2022 | 028-22859 | |
| SC 13D/A | Open SC 13D/A document | View SEC filing for SC 13D/A | AMENDMENT NO. 3 TO THE SCHEDULE 13D | 27 Dec 2022 | ||
| 4 | Open 4 document | View SEC filing for 4 | OWNERSHIP DOCUMENT | 22 Dec 2022 | 20 Dec 2022 | 001-35335 |
| SC 13D/A | Open SC 13D/A document | View SEC filing for SC 13D/A | AMENDMENT NO. 2 TO THE SCHEDULE 13D | 21 Dec 2022 | ||
| 3/A | Open 3/A document | View SEC filing for 3/A | OWNERSHIP DOCUMENT | 20 Dec 2022 | 31 Mar 2022 | 001-35335 |
| SC 13D/A | Open SC 13D/A document | View SEC filing for SC 13D/A | AMENDMENT NO. 10 TO THE SCHEDULE 13D | 20 Dec 2022 | ||
| SC 13D/A | Open SC 13D/A document | View SEC filing for SC 13D/A | AMENDMENT NO. 1 TO THE SCHEDULE 13D | 09 Dec 2022 | ||
| 4 | Open 4 document | View SEC filing for 4 | OWNERSHIP DOCUMENT | 01 Sep 2022 | 31 Aug 2022 | 001-35335 |
| SC 13D | Open SC 13D document | View SEC filing for SC 13D | SCHEDULE 13D | 29 Aug 2022 | ||
| SC 13D/A | Open SC 13D/A document | View SEC filing for SC 13D/A | AMENDMENT NO. 9 TO THE SCHEDULE 13D | 13 Jun 2022 | ||
| 4 | Open 4 document | View SEC filing for 4 | OWNERSHIP DOCUMENT | 25 May 2022 | 23 May 2022 | 001-35335 |
| SC 13D/A | Open SC 13D/A document | View SEC filing for SC 13D/A | AMENDMENT NO. 8 TO THE SCHEDULE 13D | 25 May 2022 | ||
| 4 | Open 4 document | View SEC filing for 4 | OWNERSHIP DOCUMENT | 11 May 2022 | 09 May 2022 | 001-35335 |
| SC 13D/A | Open SC 13D/A document | View SEC filing for SC 13D/A | AMENDMENT NO. 7 TO THE SCHEDULE 13D | 11 May 2022 | ||
| SC 13D/A | Open SC 13D/A document | View SEC filing for SC 13D/A | AMENDMENT NO. 6 TO THE SCHEDULE 13D | 28 Apr 2022 | ||
| 4 | Open 4 document | View SEC filing for 4 | OWNERSHIP DOCUMENT | 27 Apr 2022 | 25 Apr 2022 | 001-35335 |
| 4 | Open 4 document | View SEC filing for 4 | OWNERSHIP DOCUMENT | 21 Apr 2022 | 19 Apr 2022 | 001-35335 |
| SC 13D/A | Open SC 13D/A document | View SEC filing for SC 13D/A | AMENDMENT NO. 5 TO THE SCHEDULE 13D | 21 Apr 2022 | ||
| 4 | Open 4 document | View SEC filing for 4 | OWNERSHIP DOCUMENT | 11 Apr 2022 | 07 Apr 2022 | 001-35335 |
| 4/A | Open 4/A document | View SEC filing for 4/A | OWNERSHIP DOCUMENT | 07 Apr 2022 | 04 Apr 2022 | 001-35335 |
| 4/A | Open 4/A document | View SEC filing for 4/A | OWNERSHIP DOCUMENT | 07 Apr 2022 | 31 Mar 2022 | 001-35335 |
| 3/A | Open 3/A document | View SEC filing for 3/A | OWNERSHIP DOCUMENT | 07 Apr 2022 | 31 Mar 2022 | 001-35335 |
| SC 13D/A | Open SC 13D/A document | View SEC filing for SC 13D/A | AMENDMENT NO. 4 TO THE SCHEDULE 13D | 07 Apr 2022 | ||
| 4 | Open 4 document | View SEC filing for 4 | OWNERSHIP DOCUMENT | 06 Apr 2022 | 04 Apr 2022 | 001-35335 |
| 4 | Open 4 document | View SEC filing for 4 | OWNERSHIP DOCUMENT | 04 Apr 2022 | 31 Mar 2022 | 001-35335 |
| 3 | Open 3 document | View SEC filing for 3 | OWNERSHIP DOCUMENT | 04 Apr 2022 | 31 Mar 2022 | 001-35335 |
| SC 13D/A | Open SC 13D/A document | View SEC filing for SC 13D/A | AMENDMENT NO. 3 TO THE SCHEDULE 13D | 15 Feb 2022 | ||
| SC 13D/A | Open SC 13D/A document | View SEC filing for SC 13D/A | AMENDMENT NO. 2 | 26 Jan 2022 | ||
| SC 13D/A | Open SC 13D/A document | View SEC filing for SC 13D/A | AMENDMENT NO. 1 | 19 Jan 2022 | ||
| SC 13D | Open SC 13D document | View SEC filing for SC 13D | SCHEDULE 13D | 05 Nov 2021 |
Jan Barta files with the SEC under CIK 0001892479. This page aggregates EDGAR filings and related ownership activity.