| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 11/27/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 11/26/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 11/20/19 | 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 | |
| 07/17/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/15/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 04/12/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/21/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/15/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |
