| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 01/18/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 01/18/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 11/07/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 11/07/18 | 3 | Form 3: Initial statement of beneficial ownership of securities | 2 | |
| 05/18/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/18/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/14/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/10/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/10/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/09/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |
