| Relationships | Role | Relationship Start | Relationship End |
| Plaza Management Company | Parent | 12/31/1970 | 9/30/1988 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Bokf, National Association | Buyer | 32,669,391 | Discontinued | 5/3/1994 |
| Relationships | Role | Relationship Start | Relationship End |
| Plaza Management Company | Parent | 12/31/1970 | 9/30/1988 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Bokf, National Association | Buyer | 32,669,391 | Discontinued | 5/3/1994 |