| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Oct 2021 | 15 Oct 2021 | 001-39800 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 14 Dec 2020 | 14 Dec 2020 | 001-39800 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Aug 2016 | 22 Aug 2016 | 001-32337 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Jun 2016 | 02 Jun 2016 | 001-32337 |
| 4 | Open Document | Open Filing | 28 May 2015 | 26 May 2015 | 001-32337 | |
| 4 | Open Document | Open Filing | 13 Jun 2014 | 11 Jun 2014 | 001-32337 |