• Smurfit Westrock average operating margin for 2023 was 20.97%, a 40.49% increase from 2022.
• Smurfit Westrock average operating margin for 2022 was 35.24%, a 7.48% decline from 2021.
• Smurfit Westrock average operating margin for 2021 was 38.09%, a 0.82% decline from 2020.

Operating margin can be defined as operating margin measurement of what proportion of a company's revenue is left over after paying for variable costs of production such as wages, raw materials, etc.