| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 01/30/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/18/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/22/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 09/18/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/13/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/07/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/30/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/20/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/20/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/20/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |
