| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 11/22/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 09/03/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/30/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/14/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/14/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/14/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/14/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/14/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/27/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/22/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |