| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 12/18/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/16/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/17/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/15/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/28/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/18/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 06/28/17 | 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 | |
| 06/27/17 | 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 |