| Date | Form | Description | Docs | XBRL | Pages |
| 12/28/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/28/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/28/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/28/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/10/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/30/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/19/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/14/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/09/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/02/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
