| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 12/10/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/07/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/07/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 10/01/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 10/01/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 10/01/18 | 3 | Form 3: Initial statement of beneficial ownership of securities | 3 | |
| 09/04/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 06/13/18 | 3 | Form 3: Initial statement of beneficial ownership of securities | 2 | |
| 05/23/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/23/18 | 3 | Form 3: Initial statement of beneficial ownership of securities | 3 |