• BioMarin Pharmaceutical average operating margin for 2023 was 5.11%, a 19.39% increase from 2022.
• BioMarin Pharmaceutical average operating margin for 2022 was 4.28%, a 192.24% increase from 2021.
• BioMarin Pharmaceutical average operating margin for 2021 was -4.64%, a 559.41% 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.