| Relationships | Role | Relationship Start | Relationship End |
| Boatmen's Bancshares, Inc. | Parent | 4/22/1983 | 2/28/1992 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Boatmen's National Bank Of Central Illinois | Buyer | 119,558 | Discontinued | 2/29/1992 |