| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 02/28/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 4 | |
| 02/18/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 02/14/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 02/12/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 02/07/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 02/03/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 01/31/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 01/27/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 01/24/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 01/21/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 |