| Relationships | Role | Relationship Start | Relationship End |
| Allegiant Bancorp, Incorporated | Parent | 9/28/2001 | 5/9/2002 |
| Southside Bancshares Corp. | Parent | 12/31/1989 | 9/27/2001 |
| Southside Bancshares Corp. | Parent | 9/20/1986 | 12/30/1989 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Allegiant Bank | Buyer | 2,751,358 | Pooling of Interests | Discontinued | 5/10/2002 |