| Relationships | Role | Relationship Start | Relationship End |
| First National Bank Of Omaha | Parent | 4/11/1983 | 4/16/1989 |
| First Security Bank & Trust Co. | Subsidary | 12/31/1970 | 4/10/1983 |
| Knudsen Research Limited Partnership | Subsidary | 12/31/1982 | 4/9/1983 |
| Bara Lio Investment Partnership | Subsidary | 12/29/1981 | 12/30/1982 |