Star Banc Corporation was a Cincinnati, Ohio-based regional bank holding company that acquired Firstar in 1998 and took the Firstar name; the merged bank acquired U.S. Bancorp in 2001 and took the U.S. Bancorp name.

[4] First National Cincinnati Corporation made its first expansion move outside of Hamilton County by announcing in May 1975 the pending acquisition of the Yellow Springs, Ohio-based Miami Deposit Bank from Midwestern Fidelity Corporation for an undisclosed amount.

[10] In December 1978, First National Cincinnati Corporation announced the pending acquisition of the Gallipolis-based Commercial & Savings Bank for an undisclosed amount.

[12] In October 1979, First National Cincinnati Corporation announced the pending acquisition of the Portsmouth-based Portsmouth Banking Company for an undisclosed amount.

[25] BancOhio Corporation had to divest its offices in Columbus before it would be allowed to proceed with its merger with National City Corp.

In June 1985, First National Cincinnati Corporation announced the pending acquisition of 10 offices of the failed Home State Savings Bank offices in Cincinnati, Middletown and Dayton from Hunter Savings Association for an undisclosed amount.

[35] Society Corporation was required by Federal regulators to divest those offices before it could complete its acquisition of Ameritrust.

[36] In November 1996, Star Banc Corporation announced the pending acquisition of seven AmeriFirst branch offices in Ohio from the Bowling Green-based Mid Am, Inc., for an undisclosed amount.

[40] First National Cincinnati Corporation made its first expansion move outside the state of Ohio by announcing in November 1985 the pending acquisition of the Newport-based New Bancshares Inc. with its Newport National Bank subsidiary for an undisclosed amount.

[42] In September 1987, First National Cincinnati Corporation announced the pending acquisition of the Covington-based Peoples Liberty Bancorporation for an undisclosed amount.

[45] In November 1989, Star Banc Corporation announced the pending acquisition of the Verona-based Verona Bank for an undisclosed amount.

[48] In January 1991, Star Banc Corporation announced the pending acquisition of the Covington-based Kentucky Bancorporation with its six bank and 17 offices for an undisclosed amount.

[53] In April 1998, Star Banc Corporation announced the pending acquisition of the Bowling Green-based Trans Financial Inc. for $696 million in stock.

[64][65][66] At the time of the announcement, Firstar had banking offices in Wisconsin, Illinois, Minnesota, Arizona, Iowa, Ohio, and Missouri while Star Banc had banking offices in Ohio, Indiana, Kentucky, and Tennessee.

[67] At the time of the merger, the new company had 720 full-service banking offices in Ohio, Wisconsin, Kentucky, Illinois, Indiana, Iowa, Minnesota, Tennessee and Arizona.

[66] Only two years later, Firstar acquired Minneapolis-based U.S. Bancorp—itself the product of a 1997 merger between First Bank System of Minneapolis and the original U.S. Bancorp of Portland, Oregon.