| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 03/02/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/02/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/02/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/18/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/25/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/02/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/02/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/18/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/02/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 06/18/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |