| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 01/27/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 01/27/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 01/22/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 01/16/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/27/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/19/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/19/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/17/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/13/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 12/13/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |