Southside Bancshares CEO Lee R. Gibson to retire Dec 31; President Keith Donahoe named successor

SOUTHSIDE BANCSHARES INC

Lee R. Gibson will retire as CEO of Southside Bancshares and Southside Bank on Dec 31, 2025, but remain on both boards.
Keith Donahoe, current President, appointed CEO and President effective Dec 31, 2025.
Donahoe, 55, has over 30 years banking experience, joined Southside in 2021, previously at Frost Bank for 26 years.
Gibson will receive standard non-employee director compensation after retirement (no prior separate board comp).

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