| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 08/27/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/20/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/07/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/01/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 07/30/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 06/03/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/31/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/23/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/23/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/23/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |