| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| SCHEDULE 13D/A | Open Document | Open Filing | 12 Dec 2025 | |||
| SCHEDULE 13D/A | Open Document | Open Filing | 21 Nov 2025 | |||
| 4 | Open Document | Open Filing | FORM 4 | 15 May 2025 | 13 May 2025 | 000-17196 |
| SCHEDULE 13D/A | Open Document | Open Filing | 04 Apr 2025 | |||
| 4 | Open Document | Open Filing | FORM 4 | 12 Mar 2025 | 11 Mar 2025 | 000-17196 |
| 144 | Open Document | Open Filing | 10 Mar 2025 | |||
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 11 Sep 2024 | ||
| 4 | Open Document | Open Filing | FORM 4 | 16 May 2024 | 14 May 2024 | 000-17196 |
| 4/A | Open Document | Open Filing | FORM 4/A | 16 May 2024 | 10 May 2024 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | 14 May 2024 | 10 May 2024 | 000-17196 |
| 144 | Open Document | Open Filing | 10 May 2024 | |||
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 26 Oct 2023 | ||
| 4 | Open Document | Open Filing | 13 Jun 2023 | 09 Jun 2023 | 000-17196 | |
| 144 | Open Document | Open Filing | 09 Jun 2023 | |||
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 03 Feb 2023 | ||
| 4 | Open Document | Open Filing | FORM 4 | 10 Aug 2022 | 08 Aug 2022 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Jun 2022 | 15 Jun 2022 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | 27 May 2022 | 27 May 2022 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Mar 2022 | 14 Mar 2022 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Dec 2021 | 01 Dec 2021 | 000-17196 |
| 3/A | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Oct 2021 | 01 Apr 2021 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Jun 2021 | 21 Jun 2021 | 000-17196 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Apr 2021 | 01 Apr 2021 | 000-17196 |
| SC 13D | Open Document | Open Filing | SC 13D | 05 Apr 2021 |