| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 03/28/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/22/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/17/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 02/28/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 02/06/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |
