Growth Metrics

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

Historic FCF Margin for Amentum Holdings (AMTM) over the last 4 years, with Q1 2026 value amounting to 4.39%.

  • Amentum Holdings' FCF Margin fell 73700.0% to 4.39% in Q1 2026 from the same period last year, while for Jan 2026 it was 1.91%, marking a year-over-year decrease of 3600.0%. This contributed to the annual value of 3.59% for FY2025, which is 31600.0% up from last year.
  • As of Q1 2026, Amentum Holdings' FCF Margin stood at 4.39%, which was down 73700.0% from 6.65% recorded in Q4 2025.
  • In the past 5 years, Amentum Holdings' FCF Margin registered a high of 11.02% during Q2 2024, and its lowest value of 5.29% during Q3 2024.
  • Moreover, its 4-year median value for FCF Margin was 1.52% (2025), whereas its average is 1.23%.
  • Data for Amentum Holdings' FCF Margin shows a peak YoY increase of 119400bps (in 2025) and a maximum YoY decrease of -82100bps (in 2025) over the last 5 years.
  • Over the past 4 years, Amentum Holdings' FCF Margin (Quarter) stood at 4.29% in 2023, then soared by 170bps to 2.99% in 2024, then soared by 123bps to 6.65% in 2025, then tumbled by -166bps to 4.39% in 2026.
  • Its FCF Margin stands at 4.39% for Q1 2026, versus 6.65% for Q4 2025 and 2.81% for Q2 2025.