| Relationships | Role | Relationship Start | Relationship End |
| Td Ameritrade Online Holdings Corp. | Parent | 6/30/2007 | |
| Td Ameritrade Online Holdings Corp. | Parent | 4/21/2006 | 6/29/2007 |
| Datek Online Holdings Corp. | Parent | 1/24/2006 | 4/20/2006 |
| Td Ameritrade Online Holdings Corp. | Parent | 1/24/2006 | 4/20/2006 |