| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 06/16/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 04/23/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 04/03/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/27/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 02/25/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 02/13/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 02/13/20 | 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 | |
| 01/17/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/20/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |