| Relationships | Role | Relationship Start | Relationship End |
| Security Bancorp, Inc. | Parent | 7/1/1980 | 5/31/1983 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Security Bank Oakland County | Buyer | 48,666 | Discontinued | 6/1/1983 |
| Relationships | Role | Relationship Start | Relationship End |
| Security Bancorp, Inc. | Parent | 7/1/1980 | 5/31/1983 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Security Bank Oakland County | Buyer | 48,666 | Discontinued | 6/1/1983 |