| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 30 Jul 2025 | 29 Jul 2025 | 000-22345 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jun 2024 | 30 May 2024 | 000-22345 |
| 4/A | Open Document | Open Filing | FORM 4/A | 03 Jun 2024 | 31 Oct 2021 | 000-22345 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Feb 2024 | 08 Feb 2024 | 000-22345 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 11 May 2023 | 04 May 2023 | 000-22345 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 03 Feb 2023 | 01 Feb 2023 | 000-22345 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 02 Feb 2022 | 01 Feb 2022 | 000-22345 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 02 Nov 2021 | 31 Oct 2021 | 000-22345 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 02 Nov 2021 | 31 Oct 2021 | 000-22345 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 08 Oct 2021 | 06 Oct 2021 | 000-49731 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 23 Dec 2020 | 22 Dec 2020 | 000-49731 |
| 4 | Open Document | Open Filing | FORM 4 | 06 May 2020 | 01 May 2020 | 000-49731 |
| 4 | Open Document | Open Filing | FORM 4 | 04 May 2020 | 30 Apr 2020 | 000-49731 |
| 4/A | Open Document | Open Filing | FORM 4/A | 02 Apr 2020 | 25 Feb 2020 | 000-49731 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Apr 2020 | 25 Feb 2020 | 000-49731 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Feb 2018 | 29 Dec 2017 | 000-49731 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Feb 2017 | 14 Feb 2017 | 000-49731 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Apr 2016 | 15 Apr 2016 | 000-49731 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Dec 2015 | 22 Dec 2015 | 000-49731 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Mar 2013 | 24 Apr 2012 | 000-49731 |