| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 12/11/18 | 3 | Form 3: Initial statement of beneficial ownership of securities | 2 | |
| 08/14/18 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 | |
| 08/14/18 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 | |
| 04/17/17 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 | |
| 01/12/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 06/07/16 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 06/07/16 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 | |
| 02/19/16 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 02/04/16 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 01/22/16 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |