| Date | Form | Description | Docs | XBRL | Pages |
| 05/02/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/29/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/29/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/29/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/26/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/24/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/22/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/26/18 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 10/25/18 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 10/09/18 | 4 | Statement of changes in beneficial ownership of securities |
|
1 |



