| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 01/24/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 01/21/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 01/14/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 01/13/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 01/09/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 01/08/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/08/20 | 3 | Form 3: Initial statement of beneficial ownership of securities | 3 | |
| 12/31/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 12/30/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 12/20/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 |