| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 22 Feb 2024 | 20 Feb 2024 | 001-15781 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 16 Feb 2024 | 14 Feb 2024 | 001-15781 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 13 Feb 2024 | 09 Feb 2024 | 001-15781 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 08 Feb 2024 | 06 Feb 2024 | 001-15781 |
| 144 | Open Document | Open Filing | 08 Feb 2024 | |||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 05 Feb 2024 | 01 Feb 2024 | 001-15781 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 31 Jan 2024 | 29 Jan 2024 | 001-15781 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 01 Feb 2023 | 30 Jan 2023 | 001-15781 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 18 May 2022 | 16 May 2022 | 001-15781 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 16 Mar 2022 | 16 Mar 2022 | 001-15781 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 01 Feb 2022 | 30 Jan 2022 | 001-15781 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 06 Jul 2021 | 01 Jul 2021 | 001-15781 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 21 May 2021 | 20 May 2021 | 001-15781 |