Bank Structure Changes for December, 2000

CHANGES IN BANK STRUCTURE

Month ending December 31, 2000

BRANCH CLOSINGS

The Park Bank, Madison, Wisconsin, at 4141 Nakoosa Trail, Madison, Wisconsin, and 7455 Mineral Point Road, Madison, Wisconsin, effective December 1, 2000

BRANCH CLOSING

M&I Lake Country, Hartland, Wisconsin, at W315 N7885 Hwy 83, North Lake, Wisconsin, effective December 1, 2000

BRANCH ESTABLISHED

Ixonia State Bank, Ixonia, Wisconsin, at 491 North Main Street, Dousman, Wisconsin, effective December 18, 2000

BRANCH CLOSING

M&I Bank of Racine, Racine, Wisconsin, in the Pick 'N Save store at 2406 South Green Bay Road, Racine, Wisconsin, effective December 29, 2000

ACQUISITION BY BANK HOLDING COMPANY

Calumet Bancorporation, Inc., Chilton, Wisconsin, acquired the State Bank of Stockbridge, Stockbridge, Wisconsin, effective close of business December 31, 2000

MERGER & CHARTER CANCELLATION

State Bank of Chilton, Chilton, Wisconsin, and the State Bank of Stockbridge, Stockbridge, Wisconsin, under the charter of the State Bank of Chilton, with the charter of the State Bank of Stockbridge being cancelled, effective close of business December 31, 2000