On October 16, 2025, Southside Bancshares Inc. announced that it appointed Keith M. Donahoe, Jeb W. Jones, and Raymond C. McKinney to its Board of Directors, effective November 15, 2025, and increased its stock repurchase authorization by 1 million shares to a total of 2 million shares. Additionally, it was reported that William Sheehy, a long-time director, passed away on October 5, 2025.