| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 3 | Open Document | Open Filing | FORM 3 | 28 May 2021 | 04 Apr 2021 | 000-27408 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Aug 2017 | 03 Aug 2017 | 000-01989 |
| 4 | Open Document | Open Filing | FORM 4 | 31 Mar 2014 | 28 Mar 2014 | 000-01989 |