[1] The company was formed in 1983 to purchase a former Allied Bank branch in Edna, Texas.

[2] In 2010, the company acquired three branches in Texas as part of the acquisition of FBOP Corporation by U.S.

[5] In November 2013, the company acquired First Victoria National Bank and its 34 branches.

[6] In April 2014, the company acquired F&M Bancorporation and its 13 branches, including several in Tulsa, Oklahoma.

[7] In November 2019, the company acquired LegacyTexas Bank and its 42 branches.