| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 17 Dec 2025 | 15 Dec 2025 | 000-21272 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 17 Jan 2025 | 16 Jan 2025 | 000-21272 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 18 Dec 2024 | 16 Dec 2024 | 000-21272 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 18 Jan 2024 | 16 Jan 2024 | 000-21272 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 19 Dec 2023 | 18 Dec 2023 | 000-21272 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Dec 2023 | 07 Dec 2023 | 001-04423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Aug 2023 | 24 Aug 2023 | 001-04423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 May 2023 | 09 May 2023 | 001-04423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Dec 2022 | 08 Dec 2022 | 001-04423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Dec 2022 | 07 Dec 2022 | 001-04423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Aug 2022 | 24 Aug 2022 | 001-04423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 May 2022 | 09 May 2022 | 001-04423 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 21 Apr 2022 | 15 Apr 2022 | 001-04423 |