| Relationships | Role | Relationship Start | Relationship End |
| J.P. Morgan Equity Holdings, Inc. | Parent | 12/31/1990 | 4/14/1994 |
| Texas Commerce Bancshares, Inc. | Parent | 7/26/1974 | 12/30/1990 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Frost Bank | Buyer | 29,633,441 | Discontinued | 4/15/1994 | |
| Texas Commerce Bank - Gulfway, National Association | Seller | 59,041 | Discontinued | 6/22/1987 | |
| Bank Of Commerce | Seller | 14,455 | Discontinued | 4/2/1973 |