| Relationships | Role | Relationship Start | Relationship End |
| South Plains Delaware Financial Corporation | Parent | 4/2/1996 | 12/3/1999 |
| South Plains Financial Corporation | Parent | 2/28/1992 | 4/1/1996 |
| Morton Financial Corporation | Parent | 12/31/1991 | 2/27/1992 |
| Morton Financial Corporation | Parent | 12/31/1990 | 12/30/1991 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| City Bank | Buyer | 2,554,089 | Pooling of Interests | Discontinued | 12/4/1999 |