| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 10 Sep 2021 | 28 Apr 2021 | 001-09273 |
| 4 | Open Document | Open Filing | FORM 4 | 14 May 2020 | 29 Apr 2020 | 001-09273 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Aug 2019 | 17 Jun 2019 | 001-09273 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Aug 2018 | 09 Aug 2018 | 001-09273 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Jun 2018 | 10 May 2018 | 001-09273 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 07 Aug 2013 | 06 Aug 2013 | 001-09273 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 15 May 2013 | 14 May 2013 | 001-09273 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Mar 2012 | 12 Mar 2012 | 001-09273 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Mar 2012 | 29 Feb 2012 | 001-09273 |