---
schema_version: "secwatch.filing_event.v1"
accession: "0001408534-24-000052"
form_type: "8-K"
ticker: "FGBI"
cik: "0001408534"
company_name: "First Guaranty Bancshares, Inc."
filed_at: "2024-05-29T23:59:59+00:00"
generated_at: "2026-06-01T07:38:32.100950+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# First Guaranty Bancshares CEO Alton Lewis retires after 30+ years; Michael Mineer appointed President & CEO

## Summary
- Alton Lewis retires as CEO after 30+ years; will remain Vice Chairman of Board.
- Under Lewis, First Guaranty grew from $931M to $3.6B in assets; led 2015 IPO.
- Michael Mineer, currently Mideast Area President, becomes new CEO effective immediately.
- Mineer has 35+ years banking experience; plans to fine-tune capital/risk profile and improve efficiency.

## SEC filing metadata
- accession: 0001408534-24-000052
- form_type: 8-K
- ticker: FGBI
- cik: 0001408534
- company_name: First Guaranty Bancshares, Inc.
- filed_at: 2024-05-29T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1408534/000140853424000052/0001408534-24-000052-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1408534/000140853424000052/fgbi-20240528.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001408534-24-000052
- JSON: https://secwatch.observer/filing/0001408534-24-000052.json
- Plain text: https://secwatch.observer/filing/0001408534-24-000052.txt

## Key facts
- Executive change
  Alton Lewis retired as President and Chief Executive Officer at First Guaranty Bancshares, Inc..
  - Action: retired
  - Role: President and Chief Executive Officer
  source text: Alton Lewis will retire from his role as President and Chief Executive Officer of First Guaranty Bancshares, Inc. and First Guaranty Bank. Mr. Lewis will continue to serve as Vice Chairman of the First Guaranty Bancshares, Inc. and First Guaranty Bank Board of Directors.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1408534/000140853424000052/0001408534-24-000052-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.