| Relationships | Role | Relationship Start | Relationship End |
| Northern Trust Corporation | Parent | 6/1/1983 | 2/29/1996 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| The Northern Trust Company | Buyer | 119,702,457 | Pooling of Interests | Discontinued | 3/1/1996 |
| Northern Trust Bank/Naperville | Seller | 46,841 | Discontinued | 6/26/1988 |