| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 01/19/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/19/18 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 | |
| 11/20/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/14/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/11/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/14/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 07/14/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/13/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 06/27/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 06/26/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |