| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 12 May 2025 | 08 May 2025 | 001-06770 |
| 4 | Open Document | Open Filing | FORM 4 | 13 May 2024 | 09 May 2024 | 001-06770 |
| 4 | Open Document | Open Filing | FORM 4 | 05 May 2023 | 04 May 2023 | 001-06770 |
| 4 | Open Document | Open Filing | FORM 4 | 06 May 2022 | 04 May 2022 | 001-06770 |
| 3 | Open Document | Open Filing | FORM 3 | 11 Jan 2022 | 01 Jan 2022 | 001-06770 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Dec 2016 | 13 Dec 2016 | 001-36892 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Aug 2016 | 26 Aug 2016 | 001-36892 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Aug 2016 | 19 Aug 2016 | 001-36892 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Jun 2016 | 09 Jun 2016 | 001-36892 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 16 Mar 2016 | 15 Mar 2016 | 001-36892 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Mar 2016 | 10 Mar 2016 | 001-36892 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Aug 2015 | 11 Aug 2015 | 001-36892 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 17 Aug 2015 | 11 Aug 2015 | 001-36892 |