| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 13, 2021 | May 11, 2021 | 001-39350 |
| 4 | Open Document | Open Filing | Mar 2, 2021 | Feb 27, 2021 | 001-39350 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 10, 2020 | Nov 9, 2020 | 001-39350 |
| 4 | Open Document | Open Filing | Sep 9, 2020 | Sep 8, 2020 | 001-39350 | |
| 4 | Open Document | Open Filing | Jul 2, 2020 | Jun 30, 2020 | 001-39350 | |
| 3 | Open Document | Open Filing | Jun 26, 2020 | Jun 26, 2020 | 001-39350 |