| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 03/19/21 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 | |
| 03/19/21 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/19/21 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/24/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/24/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 01/08/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/10/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 11/01/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/18/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 10/18/19 | 4/A | Form 4/A: Statement of changes in beneficial ownership of securities | 1 |