Omaha, Neb.-based Pinnacle Bancorp is acquiring Southern Bancshares of Moulton, Texas, and its subsidiary SouthStar Bank. .Pinnacle Bancorp operates 164 locations in Arizona, Colorado, Kansas, Nebraska, Missouri, New Mexico, Texas and Wyoming and has more than $20 billion in assets. SouthStar Bank has $1.35 billion in assets and 16 full-service locations in the Texas cities and towns of Austin, Bee Cave, Brazoria, Bremond, Calvert, Franklin, Georgetown, Gonzales, Harker Heights, Hearne, Kerrville, Leander, Moulton, Round Rock and Shiner. It also runs a LPO in Austin.The deal is expected to close in the first quarter of 2027.