| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 17 May 2023 | 17 May 2023 | 000-30707 | |
| 4 | Open Document | Open Filing | FORM 4 | 04 Aug 2020 | 04 Aug 2020 | 000-30707 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Nov 2018 | 16 Nov 2018 | 000-30707 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Aug 2016 | 05 Aug 2016 | 000-30707 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Nov 2015 | 05 Nov 2015 | 000-30707 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Aug 2014 | 04 Aug 2014 | 000-30707 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Feb 2014 | 05 Feb 2014 | 000-30707 |