Amentum Holdings (AMTM) Operating Margin (2023 - 2026)

Amentum Holdings (AMTM) has 4 years of Operating Margin data on file, last reported at 4.34% in Q2 2026.

• On a quarterly basis, Operating Margin rose 119.0% year-over-year to 4.34% in Q2 2026; TTM through Apr 2026 was 3.71%, a 53.0% increase from a year earlier, with the FY2025 full-year figure at 3.33%, down 13.0% from the prior year.
• Operating Margin for Q2 2026 stood at 4.34%, up from 4.26% in the prior quarter.
• Over the last five years, Operating Margin for AMTM reached as high as 4.34% in Q2 2026 and fell as low as 1.22% in Q3 2024.
• Historically, Operating Margin has averaged 3.6% across 4 years, with a median of 4.01% in 2024.
• On a YoY basis, Operating Margin climbed as much as 222 bps in 2025 and fell as far as 126 bps in 2025.
• Year by year, Operating Margin stood at 4.34% in 2023, then retreated by 11 bps to 3.86% in 2024, then dropped by 11 bps to 3.44% in 2025, then increased by 26 bps to 4.34% in 2026.
• Per Business Quant data, the three most recent Operating Margin figures were 4.34% in Q2 2026, 4.26% in Q1 2026, and 3.44% in Q4 2025.