| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 04/03/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/17/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/17/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/05/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/03/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/03/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/03/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/20/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/19/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/19/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |