Smurfit Westrock Plc Q3 2026 Earnings Recap

Shares fell 5.2% after Smurfit WestRock cut its 2026 adjusted EBITDA outlook to approximately $4.7 billion, citing cost inflation that was worse than anticipated. Energy and freight pressures are weighing on earnings, with energy alone expected to be a roughly $700 million year-on-year headwind.

Key Takeaways

• Q3 adjusted EBITDA was $1.205 billion, with a 14.8% adjusted EBITDA margin; management said results faced greater-than-anticipated cost inflation.
• The company is raising prices across most paper grades, but those increases are passing through with a normal time lag.
• North American corrugated volumes improved sequentially, though management said higher costs masked improvement; Mexican demand was described as particularly weak.
• EMEA and APAC continue to face high energy costs, while Latin America reported strong margins and announced an agreement to acquire CNPC packaging assets in Chile.
• Management cited one-off volume pressures from extreme European heat, earthquakes in Colombia, and agricultural contamination affecting the U.S. and Mexico.