ACM's PEG ratio cannot be computed because the earnings growth data is negative or zero. Prior to the current period, Aecom's PEG ratio was 89.5 (December 2025).
Looking at the last ten years, ACM's PEG ratio has settled around 4.1 on average. Within the last ten years, the Dec 2025 quarter recorded the highest PEG value at 89.5. At 0, the Mar 2025 quarter showed the minimum PEG ratio in this period.
| Year | PEG ratio | PE ratio | Growth YoY |
|---|---|---|---|
| 2025 | 0.72 | 30.77 | 42.8% |
| 2024 | 0.05 | 34.77 | 642.5% |
| 2023 | N/A | 207.6 | -81.9% |
| 2022 | 0.35 | 30.94 | 87.3% |
| 2021 | 0.27 | 53.52 | 200.9% |
| 2020 | N/A | N/A | 29.5% |
| 2019 | N/A | N/A | -293% |
| 2018 | N/A | 37.98 | -60.6% |
| 2017 | 0.07 | 16.89 | 251.6% |
| 2016 | 0.3 | 47.95 | 159.6% |
| 2015 | N/A | N/A | -144.1% |
| 2014 | N/A | 14.3 | -0.8% |
| 2013 | 0.02 | 13.14 | 557.7% |
| 2012 | N/A | N/A | -122.1% |
| 2011 | 0.56 | 7.52 | 13.5% |
| Year | PEG ratio | PE ratio | Growth YoY |
|---|---|---|---|
| Mar 2026 | N/A | 21.92 | -16.1% |
| Dec 2025 | 89.5 | 26.85 | 0.3% |
| Sep 2025 | 0.72 | 30.77 | 42.8% |
| Jun 2025 | 0.17 | 24.48 | 146.5% |
| Mar 2025 | 0 | 20.11 | 5,222.2% |
| Dec 2024 | 0.04 | 30.18 | 686.7% |
| Sep 2024 | 0.05 | 34.77 | 642.5% |
| Jun 2024 | 0.51 | 47.13 | 92.8% |
| Mar 2024 | N/A | N/A | -103.4% |
| Dec 2023 | N/A | 205.4 | -81.3% |
| Sep 2023 | N/A | 207.6 | -81.9% |
| Jun 2023 | N/A | 87.31 | -53.8% |
| Mar 2023 | 0.39 | 31.7 | 82.2% |
| Dec 2022 | 0.53 | 35.39 | 66.7% |
| Sep 2022 | 0.35 | 30.94 | 87.3% |
| Stock name | PEG ratio | Market cap |
|---|---|---|
| TTEK Tetra Tech Inc | 0.12 | $7.29B |
| GVA Granite Construction Inc | 0.73 | $6.58B |
| KBR Kbr Inc | 2.1 | $4.18B |
| ACM Aecom | N/A | $8.9B |
ACM's PEG ratio is unavailable because EPS growth data is negative or not present.
Historical data over a 3-year period places ACM's average PEG ratio at 13.0.
Historical data over a 5-year period places ACM's average PEG ratio at 6.64.
In the last ten years, ACM's peak PEG ratio of 89.5 was recorded in the Dec 2025 quarter.
All PEG ratio stats are based on quarterly TTM periods, unless otherwise specified.