| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 04/02/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/12/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/19/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/11/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/07/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/29/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/16/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/01/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/01/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/19/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |