| Relationships | Role | Relationship Start | Relationship End |
| Mcorp Financial Inc | Parent | 10/10/1984 | 3/28/1989 |
| Mcorp | Parent | 10/18/1983 | 10/8/1984 |
| First-Wichita Bancshares, Inc. | Parent | 10/31/1975 | 10/17/1983 |
| First-Wichita Corporation | Subsidary | 12/31/1970 | 10/30/1975 |
| First-Wichita Corporation | Subsidary | 1/9/1964 | 12/30/1970 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Bank One, Texas, National Association | Buyer | 31,498,941 | Failure | 3/29/1989 | |
| Mbank Wichita Falls Southwest, National Association | Seller | 98,295 | Discontinued | 5/1/1987 | |
| Wichita Nb | Seller | Discontinued | 2/22/1960 |