| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 05/03/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/03/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/03/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 04/10/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 04/04/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 04/03/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 04/02/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 04/02/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/18/19 | 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 |