| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 02/14/18 | 5 | Form 5: Annual statement of changes in beneficial ownership of securities | 2 | |
| 02/14/18 | 5 | Form 5: Annual statement of changes in beneficial ownership of securities | 2 | |
| 01/10/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/18/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 11/17/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 10/18/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 10/05/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/08/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 06/14/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 06/02/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |