| Relationships | Role | Relationship Start | Relationship End |
| Landmark Bancshares Of Illinois, Inc. | Parent | 9/17/1986 | 12/28/1988 |
| Landmark Bancshares Of Illinois, Inc. | Parent | 8/31/1982 | 9/16/1986 |
| Illinois Bancshares, Inc. | Parent | 12/31/1981 | 8/30/1982 |
| Illinois Bancshares, Inc. | Parent | 12/31/1976 | 12/30/1981 |
| Illinois Bancshares, Inc. | Parent | 12/31/1973 | 12/30/1976 |
| Illinois Bancshares, Inc. | Parent | 2/24/1972 | 12/30/1973 |
| St. Clair Investment Company | Parent | 12/31/1970 | 2/10/1972 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Magna Bank Of Illinois | Buyer | 198,155 | Discontinued | 12/29/1988 |