---
schema_version: "secwatch.filing_event.v1"
accession: "0000034088-26-000069"
form_type: "8-K"
ticker: "XOM"
cik: "0000034088"
company_name: "EXXON MOBIL CORP"
filed_at: "2026-05-04T23:59:59+00:00"
generated_at: "2026-05-15T00:07:45.670261+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Exxon Mobil names Susan Buchanan as new CAO effective July 1, 2026

## Summary
- Len M. Fox, VP, Controller and Tax (principal accounting officer), to retire effective July 1, 2026.
- Susan Buchanan elected VP and Chief Accounting Officer (principal accounting officer) effective same date.
- Buchanan, 44, previously President of ExxonMobil Global Business Solutions since Feb 2026.
- Prior roles include VP Strategy and Business Development for Upstream (Oct 2023–Feb 2026).

## SEC filing metadata
- accession: 0000034088-26-000069
- form_type: 8-K
- ticker: XOM
- cik: 0000034088
- company_name: EXXON MOBIL CORP
- filed_at: 2026-05-04T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/34088/000003408826000069/0000034088-26-000069-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/34088/000003408826000069/xom-20260428.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000034088-26-000069
- JSON: https://secwatch.observer/filing/0000034088-26-000069.json
- Plain text: https://secwatch.observer/filing/0000034088-26-000069.txt

## Key facts
- Executive change
  Len M. Fox departed as Vice President, Controller and Tax (principal accounting officer) at EXXON MOBIL CORP.
  - Action: retire
  - Role: Vice President, Controller and Tax (principal accounting officer)
  source text: On April 28, 2026, Len M. Fox, Vice President, Controller and Tax (principal accounting officer) of the Corporation, announced his intention to retire effective July 1, 2026.
  evidence_url: https://www.sec.gov/Archives/edgar/data/34088/000003408826000069/0000034088-26-000069-index.htm
- Executive change
  Susan Buchanan was elected as Vice President and Chief Accounting Officer (principal accounting officer) at EXXON MOBIL CORP.
  - Action: elected
  - Role: Vice President and Chief Accounting Officer (principal accounting officer)
  source text: On April 28, 2026, the Corporation elected Susan Buchanan as Vice President and Chief Accounting Officer (principal accounting officer) of the Corporation effective July 1, 2026.
  evidence_url: https://www.sec.gov/Archives/edgar/data/34088/000003408826000069/0000034088-26-000069-index.htm

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