| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 05/08/13 | 3/A | Form 3/A: Initial statement of beneficial ownership of securities | 1 | |
| 05/03/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/03/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/01/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/01/13 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 | |
| 04/02/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 04/02/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/01/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/01/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/04/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |