| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 11/14/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 11/13/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 11/12/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 11/07/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 4 | |
| 11/01/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 10/31/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 10/30/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 10/28/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 4 | |
| 10/25/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 10/25/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |