| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 18 Dec 2025 | 17 Dec 2025 | 000-18492 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Dec 2024 | 20 Dec 2024 | 000-18492 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Dec 2024 | 17 Dec 2024 | 000-18492 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Sep 2024 | 20 Sep 2024 | 000-18492 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Dec 2023 | 15 Dec 2023 | 000-18492 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Nov 2023 | 31 Oct 2023 | 000-18492 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Jun 2022 | 07 Jun 2022 | 000-18492 |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 09 Feb 2022 | ||
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 11 Feb 2021 | ||
| 4 | Open Document | Open Filing | FORM 4 | 04 Jan 2021 | 30 Dec 2020 | 000-18492 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Dec 2020 | 17 Dec 2020 | 000-18492 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Dec 2019 | 17 Dec 2019 | 000-18492 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Dec 2018 | 18 Dec 2018 | 000-18492 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Mar 2018 | 28 Feb 2018 | 000-18492 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Dec 2017 | 29 Nov 2017 | 000-18492 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Oct 2016 | 29 Sep 2016 | 000-18492 |
| 4 | Open Document | Open Filing | FORM 4 | 27 May 2015 | 22 May 2015 | 000-18492 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Sep 2014 | 22 Sep 2014 | 000-18492 |