| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 05/28/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 04/24/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 04/17/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 04/01/19 | 3 | Form 3: Initial statement of beneficial ownership of securities | 2 | |
| 03/27/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/11/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/11/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/11/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/11/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/11/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |