| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 12/14/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/14/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/08/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/07/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/06/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/04/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/04/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 10/30/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 10/27/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 10/10/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |