| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 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 | |
| 03/04/20 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 | |
| 02/28/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/19/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/19/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/19/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/13/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/27/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |