| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 01/08/13 | 3 | Form 3: Initial statement of beneficial ownership of securities | 2 | |
| 01/08/13 | 3 | Form 3: Initial statement of beneficial ownership of securities | 2 | |
| 01/04/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/26/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/21/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/21/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/21/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/18/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/14/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/14/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 |