Kilgore, Texas-based East Texas Financial Corp. plans to acquire Texas National Bancorporation in Jacksonville, Texas..The deal is expected to close in the fourth quarter of this year. Financial terms of the deal were not released. East Texas Financial is the bank holding company for Citizens Bank. Texas National is the holding company for Texas National Bank of Jacksonville. The banks are expected to operate independently until they merge and operate as Citizens Bank in the fourth quarter of 2026. Following the closing of the deal, East Texas Financial Corp. will be a two-bank holding company with approximately $1.3 billion in assets and 20 branches in east and southeast Texas. “We’ll be able to invest more significantly in the services and technology our customers expect from a modern, community-focused bank,” said John Mills, president and CEO of Citizens Bank.