| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 11 Dec 2025 | 11 Dec 2025 | 000-33411 | |
| 4 | Open Document | Open Filing | 26 Nov 2025 | 21 Nov 2025 | 000-33411 | |
| 4 | Open Document | Open Filing | 10 Nov 2025 | 06 Nov 2025 | 000-33411 | |
| 4 | Open Document | Open Filing | 20 Aug 2025 | 18 Aug 2025 | 000-33411 | |
| 4 | Open Document | Open Filing | 16 Jun 2025 | 12 Jun 2025 | 000-33411 | |
| 4 | Open Document | Open Filing | 30 May 2025 | 28 May 2025 | 000-33411 | |
| 4 | Open Document | Open Filing | 22 May 2025 | 20 May 2025 | 000-33411 | |
| 4 | Open Document | Open Filing | 26 Nov 2024 | 06 Nov 2024 | 000-33411 | |
| 4 | Open Document | Open Filing | 18 Jun 2024 | 14 Jun 2024 | 000-33411 | |
| 4 | Open Document | Open Filing | 22 May 2024 | 16 Jun 2023 | 000-33411 | |
| 4 | Open Document | Open Filing | 15 May 2024 | 08 May 2024 | 000-33411 | |
| 4 | Open Document | Open Filing | 06 May 2024 | 03 May 2024 | 000-33411 | |
| 4 | Open Document | Open Filing | 18 Dec 2023 | 13 Dec 2023 | 000-33411 | |
| 4 | Open Document | Open Filing | 20 Jun 2023 | 16 Jun 2023 | 000-33411 | |
| 4 | Open Document | Open Filing | 19 May 2023 | 17 May 2023 | 000-33411 | |
| 4 | Open Document | Open Filing | 20 Aug 2021 | 18 Aug 2021 | 000-33411 | |
| 4 | Open Document | Open Filing | 01 Jun 2021 | 27 May 2021 | 000-33411 | |
| 4 | Open Document | Open Filing | 21 May 2021 | 20 May 2021 | 000-33411 | |
| 4 | Open Document | Open Filing | 14 May 2021 | 11 May 2021 | 000-33411 | |
| 4 | Open Document | Open Filing | 18 Dec 2020 | 08 Dec 2020 | 000-33411 | |
| 4 | Open Document | Open Filing | 10 Dec 2020 | 30 Nov 2020 | 000-33411 | |
| 4 | Open Document | Open Filing | 17 Nov 2020 | 12 Nov 2020 | 000-33411 | |
| 4 | Open Document | Open Filing | 28 Aug 2020 | 26 Aug 2020 | 000-33411 | |
| 4 | Open Document | Open Filing | 17 Jun 2020 | 15 Jun 2020 | 000-33411 | |
| 4/A | Open Document | Open Filing | 12 Jun 2020 | 09 Jun 2020 | 000-33411 | |
| 4 | Open Document | Open Filing | 05 Jun 2020 | 04 Jun 2020 | 000-33411 | |
| 4 | Open Document | Open Filing | 30 May 2019 | 24 May 2019 | 000-33411 | |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D AMENDMENT NO. 6 | 18 Nov 2015 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Nov 2015 | 12 Nov 2015 | 000-33411 |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D AMENDMENT NO. 5 | 29 Oct 2014 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Oct 2014 | 10 Oct 2014 | 000-33411 |