Marathon Oil Corporation Risk Report

⚖️ Legal & Regulatory

Marathon Oil has faced significant legal challenges, particularly with class-action lawsuits and regulatory concerns. An investigation by The Guardian led to a class-action lawsuit on 🗓 2025-01-27, raising legal stakes for the company. This indicates a persistent risk of liability from past actions that could impact their financial and regulatory standing.

• The Guardian investigation triggered a class-action lawsuit 🗓 2025-01-27.

👥 Labor & Workforce

The company's workforce environment has been turbulent due to significant layoffs and strikes. Notably, several rounds of layoffs in connection with ConocoPhillips merger led to substantial workforce reductions in Houston. Furthermore, a successful strike at the Detroit refinery demonstrates both labor dissatisfaction and the potential for such actions to impact operations.

• ConocoPhillips’ merger with Marathon Oil prompted over 500 layoffs in Houston 🗓 2024-10-31.
• Teamsters at the Detroit refinery conducted a successful strike 🗓 2024-12-16.
• Layoffs continued with Marathon Oil's warning of mass firings 🗓 2024-10-30 after the merger.
• ConocoPhillips announced more layoffs during restructuring following the acquisition 🗓 2025-04-24.

🏗️ Operational & Business Continuity

Operational risks at Marathon have been highlighted by incidents such as refinery fires that could disrupt service continuity. These occurrences present substantial risks to smooth operations and highlight potential safety and procedural gaps. The Texas refinery fire necessitated a shelter-in-place order, underscoring community and operational implications.

• A fire at the Texas City refinery required a shelter-in-place order 🗓 2025-06-15.
• Another fire at a Texas City refinery was reported extinguished 🗓 2025-06-14.
• A significant process upset led to flaring at the Carson refinery 🗓 2025-05-08.