| Relationships | Role | Relationship Start | Relationship End |
| Landmark Bancshares Of Illinois, Inc. | Parent | 1/2/1990 | 3/6/1992 |
| Landmark Bancshares Of Illinois, Inc. | Parent | 8/31/1982 | 1/1/1990 |
| Landmark Homeowners Corporation | Subsidary | 12/25/1986 | 3/6/1992 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Magna Bank, National Association | Buyer | 7,184,639 | Discontinued | 3/7/1992 | |
| Landmark Bank Of Edgemont | Seller | 95,298 | Discontinued | 12/29/1988 | |
| Landmark Bank Of St. Clair County | Seller | 27,471 | Discontinued | 12/29/1988 | |
| Landmark Bank Of Mascoutah | Seller | 25,652 | Discontinued | 12/29/1988 |