| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 04/15/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 04/06/20 | 3 | Form 3: Initial statement of beneficial ownership of securities | 2 | |
| 02/27/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 01/14/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/18/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/18/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/18/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/18/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/06/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 10/18/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |
