First National Bank and Trust Company of Oak Brook
| Status: | Inactive as of 05/01/1986 |
| Absorption - Without Assistance | |
| Successor Bank: | Oak Brook Bank |
| Headquarters: | First National Bank and Trust Company of Oak Brook 2121 Enco Drive Hinsdale, IL 60521 |
| Established: | 11/10/1971 |
| FDIC Insurance: | 11/10/1971 |
| FDIC Cert: | #20542 |
| Charter Class: | Commercial bank, national (federal) charter and Fed member, supervised by the Office of the Comptroller of the Currency (OCC) |
| Total Assets: | $51,579,000 |
| Total Deposits: | $36,818,000 |
History
| 1971-11-10 | Institution established: Original name:The National Bank of Oak Brook | |
| 1973-03-20 | Change trust powers from TRUST POWERS NOT GRANTED to FULL TRUST POWERS GRANTED | |
| 1973-03-20 | Changed name to First National Bank and Trust Company of Oak Brook | |
| 1986-05-01 | Merged into and subsequently operated as part of Oak Brook Bank (18498) in OAK BROOK, IL | |
| 1988-04-01 | Acquired First Oak Brook Bank/DuPage (5762) in WARRENVILLE, IL | |
| 1994-08-29 | Acquired 1st Oak Brook Bank (17316) in GLENVIEW, IL | |
| 2006-11-02 | Merged into and subsequently operated as part of MB Financial Bank, National Association (3628) in CHICAGO, IL | |
| 2009-02-27 | Acquired Heritage Community Bank (20078) in GLENWOOD, IL as part of a government assisted transaction. | |
| 2009-09-04 | Acquired InBank (20203) in OAK FOREST, IL as part of a government assisted transaction. | |
| 2009-09-11 | Acquired Corus Bank, National Association (13693) in CHICAGO, IL as part of a government assisted transaction. | |
| 2009-12-04 | Acquired Benchmark Bank (10440) in AURORA, IL as part of a government assisted transaction. | |
| 2010-04-23 | Acquired New Century Bank (34821) in CHICAGO, IL as part of a government assisted transaction. | |
| 2010-04-23 | Acquired Broadway Bank (22853) in CHICAGO, IL as part of a government assisted transaction. | |
| 2014-08-18 | Acquired Cole Taylor Bank (22599) in CHICAGO, IL | |
| 2016-08-24 | Acquired American Chartered Bank (27006) in SCHAUMBURG, IL | |
| 2019-05-04 | Merged into and subsequently operated as part of Fifth Third Bank (6672) in CINCINNATI, OH | |
| 2019-11-14 | Changed institution class to INSURED COMMERCIAL BANK, NATIONAL, MEMBER FRS | |
| 2019-11-14 | Changed name to Fifth Third Bank, National Association (6672) |