| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 06/17/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 06/14/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 06/13/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 06/12/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 06/10/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 06/07/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 06/06/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 06/03/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 05/31/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 05/30/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 |