| Relationships | Role | Relationship Start | Relationship End |
| Bbi Kansas, Inc. | Parent | 1/31/1996 | 6/4/1997 |
| Fourth Financial Corporation | Parent | 9/18/1993 | 1/30/1996 |
| Boatmen's National Bank Of Oklahoma | Subsidary | 9/13/1996 | 6/4/1997 |
| Iv Cb&T Tulsa Holdings Inc | Subsidary | 1/31/1996 | 6/4/1997 |
| Boatmen's National Bank Of Oklahoma | Subsidary | 2/3/1995 | 9/12/1996 |
| Boatmen's National Bank Of Oklahoma | Subsidary | 5/26/1994 | 2/2/1995 |
| Boatmen's National Bank Of Oklahoma | Subsidary | 12/3/1993 | 5/25/1994 |
| Boatmen's National Bank Of Oklahoma | Subsidary | 9/18/1993 | 12/2/1993 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Bbi Kansas, Inc. | Buyer | Discontinued | 6/5/1997 | ||
| Commercial Landmark Corporation | Seller | Discontinued | 9/18/1993 |