Growth Metrics

Aecom (ACM) Shares Outstanding (2016 - 2025)

Aecom has reported Shares Outstanding over the past 17 years, most recently at $129.3 million for Q4 2025.

  • Quarterly results put Shares Outstanding at $129.3 million for Q4 2025, down 2.53% from a year ago — trailing twelve months through Dec 2025 was $129.3 million (down 2.53% YoY), and the annual figure for FY2025 was $131.8 million, down 0.58%.
  • Shares Outstanding for Q4 2025 was $129.3 million at Aecom, down from $131.8 million in the prior quarter.
  • Over the last five years, Shares Outstanding for ACM hit a ceiling of $146.8 million in Q1 2021 and a floor of $129.3 million in Q4 2025.
  • Median Shares Outstanding over the past 5 years was $137.4 million (2023), compared with a mean of $137.3 million.
  • Biggest five-year swings in Shares Outstanding: decreased 9.57% in 2021 and later decreased 0.58% in 2025.
  • Aecom's Shares Outstanding stood at $141.3 million in 2021, then dropped by 1.69% to $139.0 million in 2022, then decreased by 2.11% to $136.0 million in 2023, then fell by 2.48% to $132.6 million in 2024, then dropped by 2.53% to $129.3 million in 2025.
  • The last three reported values for Shares Outstanding were $129.3 million (Q4 2025), $131.8 million (Q3 2025), and $132.3 million (Q2 2025) per Business Quant data.