The Champaign National Bank
| Status: | Inactive as of 10/21/1995 |
| Merger - Without Assistance | |
| Successor Bank: | Main Street Bank & Trust |
| Headquarters: | The Champaign National Bank 201 North Randolph Street Champaign, IL 61820 |
| Established: | 10/18/1882 |
| FDIC Insurance: | 01/01/1934 |
| FDIC Cert: | #3617 |
| Charter Class: | Commercial bank, national (federal) charter and Fed member, supervised by the Office of the Comptroller of the Currency (OCC) |
| Total Assets: | $288,578,000 |
| Total Deposits: | $222,536,000 |
History
| 1882-10-18 | Institution established: Original name:The Champaign National Bank | |
| 1995-10-21 | Merged into and subsequently operated as part of BankIllinois (10842) in CHAMPAIGN, IL | |
| 1998-09-14 | Acquired BankIllinois Trust Company (34100) in CHAMPAIGN, IL | |
| 2002-06-19 | Acquired First Trust Bank of Shelbyville (10082) in SHELBYVILLE, IL | |
| 2004-11-10 | Changed name to Main Street Bank & Trust (10842) | |
| 2004-11-10 | Acquired The First National Bank of Decatur (3649) in DECATUR, IL | |
| 2005-10-08 | Acquired Citizens Savings Bank (28428) in BLOOMINGTON, IL | |
| 2007-11-10 | Merged into and subsequently operated as part of Busey Bank (16450) in CHAMPAIGN, IL | |
| 2009-08-28 | Acquired Busey Bank, National Association (34642) in FORT MYERS, FL | |
| 2015-03-14 | Acquired Herget Bank, National Association (3725) in PEKIN, IL | |
| 2016-11-04 | Acquired Pulaski Bank National Association (30284) in SAINT LOUIS, MO | |
| 2017-11-03 | Acquired First Community Financial Bank (58769) in JOLIET, IL | |
| 2018-03-16 | Acquired South Side Trust & Savings Bank of Peoria (12082) in PEORIA, IL | |
| 2018-10-31 | Acquired Busey Trust Company (27564) in CHAMPAIGN, IL | |
| 2019-10-04 | Acquired The Bank of Edwardsville (1039) in EDWARDSVILLE, IL |