The report below provides a list of acquisitions, mergers, branch changes, name changes, charter conversions, main office relocations, new bank charters, charter cancelations, and Universal Bank certifications completed in 2026.
Bank Structure Changes as of January 31, 2026
Acquisition by Bank Holding Company
- Bank First Corporation, Manitowoc, Wisconsin, acquired Centre 1 Bancorp, Inc., Beloit, Wisconsin, effective January 1, 2026.
Branch Closing
- Citizens State Bank, Cadott, Wisconsin, closed its branch at 118 N. Broadway Street, Stanley, Wisconsin, effective January 30, 2026.
Branch Relocation
- Great Midwest Bank, S.S.B. relocated its branch from 6702 Odana Road, to 1003 N. Gammon Road, Middleton, Wisconsin, effective February 9, 2026.
Bank Structure Changes as of February 28, 2026
Acquisition by Bank Holding Company
- Jewel Box Financial Services, Inc., Columbus, Wisconsin, acquired Ambanc Financial Services, Inc., Beaver Dam, Wisconsin, effective February 13, 2026.
Branch Established
- Farmers & Merchants Union Bank, Columbus, Wisconsin, established branches at 115 Front Street, Beaver Dam, Wisconsin, 1519 North Spring Street, Beaver Dam, Wisconsin, 120 Frances Lane, Beaver Dam, Wisconsin, and 212 South Main Street, Necedah, Wisconsin, the former main office and branch locations of American Bank of Beaver Dam, Beaver Dam, Wisconsin, effective February 13, 2026.
Branch Relocation
Peoples State Bank, Prairie du Chien, Wisconsin, relocated its branch from 802 West Main Street, Waukon, Iowa, to 610 Rossville Road, Waukon, Iowa, effective February 2, 2026.
Merger and Charter Cancellation
Farmers & Merchants Union Bank, Columbus, Wisconsin, merged with American Bank of Beaver Dam, Beaver Dam, Wisconsin, with the charter of American Bank of Beaver Dam being cancelled, effective at 5:00 p.m. February 13, 2026.
Bank Structure Changes as of March 31, 2026
No Structure Changes
Bank Structure Changes as of April 30, 2026
No Structure Changes
Bank Structure Changes as of May 31, 2026
Branch Established
Bank of Sun Prairie, Sun Prairie, Wisconsin, established branches at 416 Main Street, Birnamwood, Wisconsin, 100 S. Superior Street, Antigo, Wisconsin, 201 E. Westgor Avenue, Wittenberg, Wisconsin, and 410 State Road, Hatley, Wisconsin, effective May 3, 2026.
Branch Relocation
Fiduciary Partners Trust Company, Appleton, Wisconsin, relocated its branch from 660 W. Washington Avenue, Suite 306, Madison, Wisconsin, to 700 Regent Street, Suite 301, Madison, Wisconsin, effective May 1, 2026.
North Shore Bank, Brookfield, Wisconsin, relocated its branch from 1900 Martin Luther King Drive, Milwaukee, Wisconsin, to 1915 North Martin Luther King Drive, Milwaukee, Wisconsin, effective May 26, 2026.
Loan Production Office Closing
- Bank Five Nine, Oconomowoc, Wisconsin, closed its loan production office at 6525 W. Bluemound Road, Brookfield, Wisconsin, effective May 31, 2026
Main Office Relocation
- Ergo Bank, Markesan, Wisconsin, relocated its main office from 86 East Water Street, Markesan, Wisconsin, to 730 North Margaret Street, Markesan, Wisconsin, effective May 26, 2026.
Merger and Charter Cancellation
Bank of Sun Prairie, Sun Prairie, Wisconsin, merged with Banner Banks, Birnamwood, Wisconsin, with the charter of Banner Banks being cancelled effective 11:59 p.m. May 3, 2026.
Bank Structure Changes as of June 30, 2026
Branch Closing
- Premier Community Bank, Marion, Wisconsin, closed its branch at 108 Railroad Avenue, Bear Creek, Wisconsin, effective June 26, 2026.
Change in Name
- Citizens State Bank, Cadott, Wisconsin, changed its name to Compass Bank, effective June 15, 2026.
Loan Production Office Closing
- Bank Five Nine, Oconomowoc, Wisconsin, closed its loan production office at 539 S. Knowles Avenue, New Richmond, Wisconsin, effective June 30, 2026.
Loan Production Office Established
- Conservation First Bank, Benton, Wisconsin, established a loan production office at 6000 E. Evans Avenue, Suite 110, Building 3, Denver, Colorado, effective June 1, 2026.
Bank Structure Changes as of July 31, 2026
Acquisition by Bank Holding Company
- CMG Bancorp, Inc., Madison, Wisconsin, acquired Farmers Savings Bank, Mineral Point, Wisconsin, effective July 10, 2026
Loan Production Office Relocation
- Bank CMG, Madison, Wisconsin, relocated its loan production office from 106 Front Street, Suite B, Beaver Dam, Wisconsin, to 112 1/2 S Spring Street, Beaver Dam, Wisconsin.
Main Office Relocation
- Shell Lake State Bank relocated its main office from 102 5th Avenue, Shell Lake, Wisconsin, to 101 Highway 63, Shell Lake, Wisconsin, effective July 15, 2026.
Bank Structure Changes as of August 31, 2026
Bank Structure Changes as of September 30, 2026
Bank Structure Changes as of October 31, 2026
Bank Structure Changes as of November 30, 2026