| Relationships | Role | Relationship Start | Relationship End |
| Boatmen's Bancshares, Inc. | Parent | 4/9/1984 | 3/28/1986 |
| Boatmen's Bancshares, Inc. | Parent | 3/31/1981 | 4/8/1984 |
| Boatmen's West Port Bank | Subsidary | 12/31/1982 | 4/8/1984 |
| Plaza Realty, Inc. | Subsidary | 11/18/1975 | 4/8/1984 |
| Boatmen's West Port Bank | Subsidary | 12/31/1980 | 12/30/1982 |
| Boatmen's West Port Bank | Subsidary | 12/31/1977 | 12/30/1980 |
| Boatmen's West Port Bank | Subsidary | 7/15/1975 | 12/30/1977 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Boatmen's Bancshares, Inc. | Buyer | Discontinued | 3/29/1986 |