| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 01/17/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 01/10/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/17/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/13/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/06/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/06/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/04/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 11/16/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 11/16/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 11/13/18 | 5 | Form 5: Annual statement of changes in beneficial ownership of securities | 2 |
