| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 08/23/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/14/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 07/26/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 06/20/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 06/05/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 06/04/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/29/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/15/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/15/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/15/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |