| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 04/16/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 04/13/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 04/12/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 04/11/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 04/10/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 04/09/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 04/09/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 04/06/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 04/04/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 04/04/18 | 3 | Form 3: Initial statement of beneficial ownership of securities | 4 |