| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 08/22/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/22/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/22/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/22/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/21/19 | 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 | |
| 07/12/19 | 3 | Form 3: Initial statement of beneficial ownership of securities | 2 | |
| 06/13/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 06/13/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 06/13/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |