| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 02/04/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/04/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/18/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/15/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/10/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/31/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/03/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/11/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/11/18 | 3 | Form 3: Initial statement of beneficial ownership of securities | 2 | |
| 09/10/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |