| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 03/02/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/02/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/02/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 11/29/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 09/15/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 09/01/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/24/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/14/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 06/12/17 | 4/A | Form 4/A: Statement of changes in beneficial ownership of securities | 2 | |
| 06/02/17 | 3 | Form 3: Initial statement of beneficial ownership of securities | 2 |