| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 03/20/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/18/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/18/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/18/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/18/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/31/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 09/16/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/23/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/23/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/23/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |
