| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 10/18/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/17/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/17/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/17/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/15/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/08/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/03/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/18/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/18/19 | 4/A | Form 4/A: Statement of changes in beneficial ownership of securities | 1 | |
| 09/18/19 | 4/A | Form 4/A: Statement of changes in beneficial ownership of securities | 1 |