| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 08/20/19 | 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 | 1 | |
| 08/16/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/13/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/12/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/08/19 | 4/A | Form 4/A: Statement of changes in beneficial ownership of securities | 1 | |
| 08/07/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/06/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/05/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/17/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |