---
schema_version: "secwatch.filing_event.v1"
accession: "0000040211-24-000012"
form_type: "8-K"
ticker: "GATX"
cik: "0000040211"
company_name: "GATX CORP"
filed_at: "2024-01-26T23:59:59+00:00"
generated_at: "2026-06-06T16:51:03.676286+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.25
calibrated_materiality_score: 0.25
confidence: "high"
source: SEC EDGAR
---

# GATX adds John Holmes (AAR CEO) to board, Audit Committee

## Summary
- John M. Holmes elected to GATX board effective Jan 26, 2024; appointed to Audit Committee.
- Board now has 10 members, including 9 independent directors; Holmes deemed independent.
- Holmes is chairman, president and CEO of AAR CORP. (NYSE: AIR), an aviation services firm.
- No arrangement or understanding with any other person; standard non-employee director compensation applies.

## SEC filing metadata
- accession: 0000040211-24-000012
- form_type: 8-K
- ticker: GATX
- cik: 0000040211
- company_name: GATX CORP
- filed_at: 2024-01-26T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.25
- calibrated_materiality_score: 0.25
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/40211/000004021124000012/0000040211-24-000012-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/40211/000004021124000012/gatx-20240126.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000040211-24-000012
- JSON: https://secwatch.observer/filing/0000040211-24-000012.json
- Plain text: https://secwatch.observer/filing/0000040211-24-000012.txt

## Key facts
- Executive change
  John M. Holmes was elected as Director at GATX CORP.
  - Action: elected
  - Role: Director
  source text: On January 26, 2024, the Board of Directors (the “Board”) of GATX Corporation (the “Company”) elected John M. Holmes as a director and assigned him to its Audit Committee, effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/40211/000004021124000012/0000040211-24-000012-index.htm

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