Prosperity Bancshares to acquire American Bank Holding for $321.5m.

Prosperity Bancshares, the parent company of Prosperity Bank, agreed to acquire American Bank Holding, the parent holding company of American Bank, for $321.5m. "I could not be more excited about partnering with Ben, Patt, Steve and the management team and other professionals of American Bank. We have followed American Bank closely for more than two decades and have tremendous respect for the bank and for the people that have contributed to its success. This combination will strengthen our presence and operations in South Texas and surrounding areas and enhances our presence in Central Texas, including in San Antonio, a highly desirable, high growth area. The customers of American Bank will be able to use any of our locations across Texas and Oklahoma after operational integration," David Zalman, Prosperity Senior Chairman and CEO.