| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 02/01/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/01/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/01/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/26/18 | 3/A | Form 3/A: Initial statement of beneficial ownership of securities | 1 | |
| 01/11/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 01/05/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/03/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/07/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/04/17 | 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 | 2 |