| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 11/07/18 | 3 | Form 3: Initial statement of beneficial ownership of securities | 3 | |
| 09/19/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/15/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/15/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 07/09/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 06/04/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/23/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/17/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/17/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/15/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |