Smurfit WestRock Q3 2026 earnings: profit miss as costs outrun price hikes

October 28, 2026

Smurfit WestRock's Q3 2026 profit missed estimates as surging freight and energy costs outpaced price increases, prompting a cut to full-year profit guidance.

Key takeaways

• Adjusted earnings per share of $0.45 missed Wall Street’s forecast of roughly $0.61, and revenue of about $8.16 billion also fell short of the roughly $8.51 billion analysts expected.
• The company said the miss was driven by sharply higher freight and energy costs - now expected to add about $700 million to expenses for the full year - that outran the price increases it has been pushing through on cardboard and other packaging.
• Smurfit WestRock now expects full-year 2026 adjusted EBITDA (a measure of underlying operating profit) of about $4.7 billion, down from its earlier target of $4.9 billion to $5.1 billion - the second guidance cut this year.
• North America, the company’s largest region, saw box volumes (corrugated shipments) fall 3.4% and its profit margin slip to 15.6% from 17.2% a year earlier, as softer demand compounded the cost pressure.
• Europe/Middle East/Africa/Asia-Pacific profit also declined, with margin down to 13.4% from 14.8%, even as volumes there grew slightly; Latin America was the bright spot, with profit margin improving to 21.4% from 21.2% a year earlier.
• Management said it expects pricing actions already announced to largely offset the extra freight and energy costs, but not until 2027 - meaning the current cost pressure is likely to weigh on results through the rest of this year.
• The company’s trailing-twelve-month operating and net profit margins (4.71% and 1.59%) are thin compared with its gross margin of 17.93%, underscoring how much of each sales dollar is absorbed by freight, energy, fiber and other operating costs before profit is left over.
• Return on equity of 2.73% over the trailing year reflects the squeeze on profitability discussed above, while revenue being down 29.41% year-over-year on a trailing basis mainly reflects the comparison against the prior year’s combined WestRock-Smurfit Kappa results rather than a sudden drop in demand this quarter.
• Shares fell roughly 10% following the release as investors reacted to the earnings miss and the lowered full-year profit outlook.
• The company separately disclosed a pending deal to acquire CMPC’s containerboard assets in Chile, which it says would strengthen its position as the only supplier operating across the whole Latin American region.

How the stock took it

Smurfit WestRock PLC closed at $42.54 on Oct 27, 2026, the last session before the report, and at $42.53 on Oct 29, 2026, the first session after it — -0.0% across the report.

Closes from the market's daily record. Each figure spans the report date — from the last session that closed before it to the first that closed after — because a company may report before the open or after the close.

Fundamentals

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