| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 12/31/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/17/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/17/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/13/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/13/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/05/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/27/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/25/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/20/19 | 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 | 1 |
