| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 04/03/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/13/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/13/18 | 3 | Form 3: Initial statement of beneficial ownership of securities | 2 | |
| 11/02/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/02/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/02/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/01/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/01/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/01/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/31/18 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 |