| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 10/28/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/17/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/12/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/06/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/26/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/07/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/06/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/05/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/05/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 07/31/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |

