| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 10/21/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/16/19 | 3 | Initial statement of beneficial ownership of securities |
|
2 | |
| 10/16/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/25/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/13/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |