| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 12 Aug 2022 | 12 Aug 2022 | 000-11676 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Aug 2022 | 04 Aug 2022 | 000-11676 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Nov 2021 | 15 Nov 2021 | 000-11676 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Nov 2016 | 15 Nov 2016 | 000-11676 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Nov 2013 | 04 Nov 2013 | 000-11676 |