FGBI FIRST GUARANTY BANCSHARES INC Management Changes 8-K Filing 2024 - Retirement of Alton Lewis as President and CEO First Guaranty Bancshares, Inc. announced the retirement of Alton Lewis as President and CEO, who will continue to serve as Vice Chairman of the Board of Directors.Get access to all SEC 8-K filings of the FIRST GUARANTY BANCSHARES INC