| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 02/26/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/26/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/20/18 | 3 | Form 3: Initial statement of beneficial ownership of securities | 2 | |
| 09/20/18 | 3 | Form 3: Initial statement of beneficial ownership of securities | 2 | |
| 06/12/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 06/11/18 | 3/A | Form 3/A: Initial statement of beneficial ownership of securities | 1 | |
| 05/21/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/18/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/18/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/18/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |