| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 08/29/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/29/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/28/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/27/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/27/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/23/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/23/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/23/19 | 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 | |
| 05/09/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |