| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 10/26/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 10/26/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 10/26/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 10/26/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 10/26/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 10/26/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 10/23/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 10/18/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/28/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 07/31/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |