| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 04/01/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/01/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/28/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 11/01/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 10/12/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/12/18 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 | |
| 10/12/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 10/12/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 07/23/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/31/18 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 |