| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 03/05/20 | 3 | Form 3: Initial statement of beneficial ownership of securities | 2 | |
| 02/27/20 | 3 | Form 3: Initial statement of beneficial ownership of securities | 2 | |
| 01/31/20 | 3 | Form 3: Initial statement of beneficial ownership of securities | 2 | |
| 11/21/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/28/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 04/29/19 | 3 | Form 3: Initial statement of beneficial ownership of securities | 2 | |
| 04/02/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/13/19 | 3/A | Form 3/A: Initial statement of beneficial ownership of securities | 2 | |
| 03/07/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/05/19 | 3 | Form 3: Initial statement of beneficial ownership of securities | 3 |