| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 02/19/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 02/18/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 02/11/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 01/17/20 | 3 | Form 3: Initial statement of beneficial ownership of securities | 3 | |
| 01/10/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 01/10/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 01/10/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/27/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/27/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/27/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |