| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 12/21/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/20/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 10/01/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 10/01/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/27/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |
