| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 12 Oct 2023 | 11 Oct 2023 | 001-41698 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 29 Sep 2022 | 15 Sep 2022 | 000-51378 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Sep 2021 | 17 Sep 2021 | 000-51378 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 23 Sep 2020 | 01 Sep 2020 | 000-51378 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Mar 2020 | 16 Mar 2020 | 000-51378 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 10 Dec 2018 | 07 Dec 2018 | 000-51378 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 14 Nov 2017 | 10 Nov 2017 | 000-51378 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 10 Apr 2017 | 04 Apr 2017 | 000-51378 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 10 Apr 2017 | 08 Dec 2016 | 000-51378 |