| Relationships | Role | Relationship Start | Relationship End |
| Ameribanc, Inc. | Parent | 4/25/1997 | 7/11/1997 |
| Mark Twain Bancshares, Inc. | Parent | 2/1/1984 | 4/24/1997 |
| Mark Twain - Empire Bancorp, Inc. | Parent | 10/17/1980 | 1/31/1984 |
| Mark Twain - Empire Bancorp, Inc. | Parent | 2/12/1976 | 10/16/1980 |
| Mark Twain Real Estate Development Corp. I | Subsidary | 10/15/1990 | 7/11/1997 |
| Mark Twain Kansas City Bank Community Development Corporation, Inc. | Subsidary | 8/3/1992 | 7/11/1997 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Mercantile Bank | Buyer | 1,716,782 | Pooling of Interests | Discontinued | 7/12/1997 |
| First National Bank Of Platte County | Seller | 71,491 | Pooling of Interests | Discontinued | 12/9/1996 |
| Mark Twain Kansas Bank | Seller | 206,979 | Pooling of Interests | Discontinued | 11/6/1995 |
| Blue Valley Federal Savings And Loan Association | Seller | 644,684 | Failure | 6/16/1990 | |
| Mark Twain Plaza Bank | Seller | 65,550 | Discontinued | 2/1/1984 |