| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 05/21/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 04/02/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 04/02/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/30/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/30/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/29/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/15/18 | 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 | |
| 01/03/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/03/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |