| Relationships | Role | Relationship Start | Relationship End |
| Bok Financial Corporation | Parent | 6/30/2007 | |
| Bok Financial Corporation | Parent | 8/15/1998 | 6/29/2007 |
| Bokf, National Association | Parent | 12/31/1985 | 8/14/1998 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Alliance Securities Corporation | Seller | Discontinued | 8/15/1998 |