| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | 09 May 2025 | 09 May 2025 | 000-09286 |
| 4 | Open Document | Open Filing | 4 | 28 Feb 2025 | 27 Feb 2025 | 000-09286 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Feb 2024 | 16 Feb 2024 | 000-09286 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 Mar 2023 | 17 Mar 2023 | 000-09286 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 23 Mar 2022 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Jan 2022 | 11 Jan 2022 | 000-09286 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Oct 2021 | 20 Oct 2021 | 000-09286 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 26 Oct 2021 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Mar 2019 | 05 Mar 2019 | 000-09286 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Mar 2018 | 06 Mar 2018 | 000-09286 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Mar 2017 | 07 Mar 2017 | 000-09286 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Mar 2016 | 08 Mar 2016 | 000-09286 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 10 Mar 2015 | ||
| 4 | Open Document | Open Filing | 05 Mar 2015 | 03 Mar 2015 | 000-09286 | |
| 4 | Open Document | Open Filing | 06 Mar 2014 | 04 Mar 2014 | 000-09286 |