| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 11/22/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 11/21/19 | CORRESP | Form CORRESP: A correspondence can be sent as a document with another submission type or can be sent as a separate submission. | 6 | |
| 11/21/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 11/18/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 11/14/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |
