| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 12/26/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/21/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/18/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/05/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/05/18 | 4/A | Form 4/A: Statement of changes in beneficial ownership of securities | 1 | |
| 11/05/18 | 4/A | Form 4/A: Statement of changes in beneficial ownership of securities | 2 | |
| 10/12/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/18/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/06/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/17/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |
