| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 11/04/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 09/16/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/16/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/11/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/11/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/10/19 | 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 | |
| 08/19/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/19/19 | 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 |