| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 03/16/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/16/18 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 | |
| 02/28/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 02/26/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/26/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/22/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/30/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 11/22/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/20/17 | 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 |