| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 May 2022 | 09 May 2022 | 001-38338 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Mar 2022 | 15 Mar 2022 | 001-38338 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Mar 2021 | 17 Mar 2021 | 001-38338 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 May 2019 | 08 May 2019 | 001-38338 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 Aug 2017 | 28 Aug 2017 | 000-55833 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 03 Aug 2017 | 03 Aug 2017 | 333-216014 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 02 Jul 2014 | 01 Jul 2014 | 000-21537 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 02 Jul 2014 | 01 Jul 2014 | 000-21537 |