| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 14, 2021 | Sep 13, 2021 | 001-38980 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Sep 3, 2021 | Jun 9, 2021 | 001-38980 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 13, 2021 | Aug 11, 2021 | 001-38980 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 8, 2020 | Dec 8, 2020 | 001-38980 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 7, 2020 | Dec 7, 2020 | 001-38980 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 3, 2020 | Dec 3, 2020 | 001-38980 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 2, 2020 | Nov 30, 2020 | 001-38980 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 18, 2020 | Nov 16, 2020 | 001-38980 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 5, 2020 | Nov 3, 2020 | 001-38980 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 15, 2020 | Oct 13, 2020 | 001-38980 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 3, 2020 | Sep 1, 2020 | 001-38980 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 5, 2020 | Aug 3, 2020 | 001-38980 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 2, 2020 | Jul 1, 2020 | 001-38980 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 11, 2020 | Jun 9, 2020 | 001-38980 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 3, 2020 | Jun 1, 2020 | 001-38980 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 5, 2020 | May 1, 2020 | 001-38980 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 29, 2020 | Apr 27, 2020 | 001-38980 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 4, 2020 | Mar 2, 2020 | 001-38980 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 19, 2019 | Jul 17, 2019 | 001-38980 |
| 3 | Open Document | Open Filing | FORM 3 | Jul 17, 2019 | Jul 17, 2019 | 001-38980 |