| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 03/19/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/19/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/19/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/15/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/09/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 01/03/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 11/22/17 | 3 | Form 3: Initial statement of beneficial ownership of securities | 2 | |
| 10/31/17 | 3 | Form 3: Initial statement of beneficial ownership of securities | 2 | |
| 10/30/17 | 4/A | Form 4/A: Statement of changes in beneficial ownership of securities | 2 | |
| 10/03/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |