| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 10 Jul 2025 | 30 Jun 2025 | 001-39227 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 27 May 2025 | 23 May 2025 | 001-39227 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 22 May 2025 | 20 May 2025 | 001-39227 |
| 144 | Open Document | Open Filing | 19 May 2025 | |||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 30 Jan 2025 | 31 Dec 2024 | 001-39227 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 14 Jan 2025 | 31 Dec 2024 | 001-39227 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 08 Jul 2024 | 28 Jun 2024 | 001-39227 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 01 May 2024 | 29 Apr 2024 | 001-39227 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 08 Dec 2022 | 07 Dec 2022 | 001-39227 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 22 Nov 2022 | 17 Nov 2022 | 001-39227 |
| 4 | Open Document | Open Filing | 08 Mar 2022 | 31 Dec 2012 | 000-21394 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 16 Nov 2021 | 10 Nov 2021 | 001-39227 |
| 4/A | Open Document | Open Filing | OWNERSHIP DOCUMENT | 26 May 2020 | 01 Apr 2020 | 001-39227 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 19 May 2020 | 15 May 2020 | 001-39227 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 02 Apr 2020 | 01 Apr 2020 | 001-39227 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 24 Sep 2019 | 24 Sep 2019 | 000-55497 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 11 Sep 2019 | 10 Sep 2019 | 000-55497 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 19 Aug 2019 | 16 Aug 2019 | 000-55497 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 25 Feb 2019 | 22 Feb 2019 | 000-55497 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 30 Apr 2018 | 08 Mar 2018 | 000-55497 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 05 Dec 2017 | 24 Nov 2017 | 000-55497 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jan 2017 | 18 Nov 2016 | 000-55497 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Jun 2016 | 18 May 2016 | 000-55497 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Aug 2015 | 14 Aug 2015 | 000-55497 |