| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 06/13/19 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 | |
| 05/16/19 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 | |
| 12/21/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/14/18 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 | |
| 02/14/18 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 | |
| 02/14/18 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 | |
| 01/24/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/05/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/29/17 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 | |
| 03/27/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |