| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 07/15/13 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 | |
| 08/06/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/06/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/03/12 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 | |
| 08/03/12 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 | |
| 10/28/10 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 | |
| 09/29/10 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/29/10 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 | |
| 09/29/10 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/29/10 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |