| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Jun 2021 | 14 Jun 2021 | 001-39334 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jun 2021 | 01 Jun 2021 | 001-39334 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Dec 2020 | 07 Dec 2020 | 001-39334 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 25 Jun 2020 | 23 Jun 2020 | 001-39334 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 18 Jun 2020 | 18 Jun 2020 | 001-39334 |
| SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 4 TO SCHEDULE 13D | 12 Aug 2015 | ||
| SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 3 TO SCHEDULE 13D | 27 Jul 2015 | ||
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D AMENDMENT NO. 2 | 19 Jun 2015 | ||
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D AMENDMENT NO. 1 | 14 May 2015 | ||
| SC 13D | Open Document | Open Filing | SCHEDULE 13D | 01 May 2015 |