| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 07 May 2025 | 05 May 2025 | 000-18032 |
| 4 | Open Document | Open Filing | FORM 4 | 09 May 2024 | 08 May 2024 | 000-18032 |
| 4 | Open Document | Open Filing | FORM 4 | 07 May 2024 | 06 May 2024 | 000-18032 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Dec 2023 | 14 Dec 2023 | 000-18032 |
| 3 | Open Document | Open Filing | FORM 3 | 16 Nov 2023 | 14 Nov 2023 | 000-18032 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 May 2022 | 01 May 2022 | 001-08974 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Mar 2022 | 26 Feb 2022 | 001-08974 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Feb 2022 | 14 Feb 2022 | 001-08974 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Feb 2022 | 11 Feb 2022 | 001-08974 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Jan 2022 | 13 Jan 2022 | 001-08974 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Dec 2021 | 26 Dec 2021 | 001-08974 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Aug 2021 | 10 Aug 2021 | 001-08974 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Mar 2021 | 26 Feb 2021 | 001-08974 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Feb 2021 | 12 Feb 2021 | 001-08974 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Mar 2020 | 28 Feb 2020 | 001-08974 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Mar 2020 | 27 Feb 2020 | 001-08974 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Feb 2020 | 14 Feb 2020 | 001-08974 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Feb 2020 | 13 Feb 2020 | 001-08974 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Jan 2020 | 13 Jan 2020 | 001-08974 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Dec 2019 | 26 Dec 2019 | 001-08974 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Feb 2019 | 26 Feb 2019 | 001-08974 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Jan 2019 | 13 Jan 2019 | 001-08974 |
| 3 | Open Document | Open Filing | FORM 3 | 26 Oct 2018 | 18 Oct 2018 | 001-08974 |