| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 03/18/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/17/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/10/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/10/20 | 3 | Form 3: Initial statement of beneficial ownership of securities | 4 | |
| 03/09/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/09/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/09/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/09/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/09/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/13/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |