| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 04/05/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 04/03/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 04/02/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 03/28/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 03/19/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 03/15/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 03/12/19 | 5 | Form 5: Annual statement of changes in beneficial ownership of securities | 2 | |
| 03/07/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 03/07/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/01/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 |