| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 03/02/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 02/08/18 | 3 | Form 3: Initial statement of beneficial ownership of securities | 3 | |
| 02/08/18 | 3 | Form 3: Initial statement of beneficial ownership of securities | 3 | |
| 08/29/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/29/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/29/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/29/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/29/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/29/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 06/09/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |