• DT Midstream average operating margin for 2024 was 50.98%, a 0.25% decline from 2023.
• DT Midstream average operating margin for 2023 was 51.11%, a 0.29% decline from 2022.
• DT Midstream average operating margin for 2022 was 50.96%, a 1.56% increase from 2021.

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.