Smurfit Westrock (SW) Operating Margin (2023 - 2026)

Smurfit Westrock has disclosed Operating Margin across 4 years of filings, most recently posting 3.28% for Q1 2026.

• Operating Margin for Q1 2026 came in at 3.28%, down 394.0% year-over-year; the trailing twelve-month figure through Mar 2026 was 4.54% (down 31.0% YoY), and the FY2025 annual result was 5.51%, up 74.0% from the prior year.
• Operating Margin came in at 3.28% for Q1 2026 at Smurfit Westrock, down from 5.13% in the prior quarter.
• In the past five years, Operating Margin ranged from a high of 12.14% in Q3 2023 to a low of 0.72% in Q3 2024.
• The 4-year median for Operating Margin is 6.29% (2023), against an average of 6.23%.
• Across the five-year window, Operating Margin sank 1143 bps in 2024 and surged 586 bps in 2025, its largest moves.
• Smurfit Westrock's Operating Margin stood at 6.29% in 2023, then retreated by 15 bps to 5.32% in 2024, then retreated by 4 bps to 5.13% in 2025, then tumbled by 36 bps to 3.28% in 2026.
• The last three Operating Margin figures came in at 3.28% (Q1 2026), 5.13% (Q4 2025), and 6.57% (Q3 2025), per Business Quant data.