| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 02 Jan 2025 | 30 Dec 2024 | 001-36445 | |
| 4 | Open Document | Open Filing | 04 Dec 2023 | 15 Nov 2023 | 001-36445 | |
| 4 | Open Document | Open Filing | 14 Jun 2022 | 14 Jun 2022 | 001-36445 | |
| 4 | Open Document | Open Filing | 30 Dec 2021 | 29 Dec 2021 | 001-36445 | |
| 4 | Open Document | Open Filing | 23 Dec 2020 | 22 Dec 2020 | 001-36445 | |
| 4 | Open Document | Open Filing | 04 Nov 2020 | 02 Nov 2020 | 001-36445 | |
| 4 | Open Document | Open Filing | 16 Oct 2020 | 01 Oct 2020 | 001-36445 | |
| 4 | Open Document | Open Filing | 4 | 16 Aug 2018 | 14 Aug 2018 | 001-36445 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 10 Apr 2015 | 10 Apr 2015 | 001-36445 |
| 4 | Open Document | Open Filing | FORM 4 - BROWN, S | 18 Jun 2014 | 16 Jun 2014 | 000-53510 |
| 3 | Open Document | Open Filing | FORM 3 - BROWN, S | 18 Jun 2014 | 16 Jun 2014 | 000-53510 |