| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 02/14/20 | 5 | Form 5: Annual statement of changes in beneficial ownership of securities | 1 | |
| 02/25/19 | 4/A | Form 4/A: Statement of changes in beneficial ownership of securities | 2 | |
| 01/31/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 01/25/19 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 | |
| 01/25/19 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 | |
| 08/13/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 10/16/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/16/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/01/12 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 | |
| 10/01/12 | 4/A | Form 4/A: Statement of changes in beneficial ownership of securities | 2 |