Gatx is trading with a PEG ratio of 1.09, based on Jul 24, 2026 data. Dividing the 19.77 PE ratio by the 18.1% earnings growth rate yields this valuation metric. Relative to the 1.01 average from the past four quarters, the PEG ratio is up by 8%.
Historically, Gatx has a PEG ratio averaging 0.91 across the past ten years. At 1.09, today's PEG ratio sits 20% more than its historical average. The ten years high occurred in the Jun 2024 quarter at 3.18, reflecting maximum valuation relative to growth. The minimum was hit in the Mar 2018 quarter at 0.04, indicating optimal value relative to growth during that period.
| Year | PEG ratio | PE ratio | Growth YoY |
|---|---|---|---|
| 2025 | 1.08 | 18.56 | 17.2% |
| 2024 | 2.11 | 19.87 | 9.4% |
| 2023 | 0.27 | 16.86 | 61.7% |
| 2022 | 2.62 | 24.11 | 9.2% |
| 2021 | N/A | 25.79 | -6.7% |
| 2020 | N/A | 19.21 | -26.9% |
| 2019 | 2.64 | 13.99 | 5.3% |
| 2018 | N/A | 12.6 | -56.6% |
| 2017 | 0.05 | 4.8 | 103.9% |
| 2016 | 0.29 | 9.7 | 33.4% |
| 2015 | 1.94 | 8.94 | 4.6% |
| 2014 | 0.51 | 12.65 | 25% |
| 2013 | 0.59 | 14.33 | 24.2% |
| 2012 | 0.65 | 14.78 | 22.6% |
| 2011 | 0.5 | 18.27 | 36.6% |
| Year | PEG ratio | PE ratio | Growth YoY |
|---|---|---|---|
| Mar 2026 | 1.01 | 18.28 | 18.1% |
| Dec 2025 | 1.08 | 18.56 | 17.2% |
| Sep 2025 | 1.45 | 20.4 | 14.1% |
| Jun 2025 | 0.51 | 17.53 | 34.6% |
| Mar 2025 | 1.57 | 19.63 | 12.5% |
| Dec 2024 | 2.11 | 19.87 | 9.4% |
| Sep 2024 | 1.55 | 17.64 | 11.4% |
| Jun 2024 | 3.18 | 20.33 | 6.4% |
| Mar 2024 | 0.33 | 19.07 | 58% |
| Dec 2023 | 0.27 | 16.86 | 61.7% |
| Sep 2023 | 0.38 | 16.15 | 42.2% |
| Jun 2023 | 0.99 | 21.04 | 21.2% |
| Mar 2023 | N/A | 24.72 | -13.4% |
| Dec 2022 | 2.62 | 24.11 | 9.2% |
| Sep 2022 | 0.27 | 17.96 | 66.9% |
When comparing to historical data, GATX's PEG ratio sits above its 10-year average, yet it is lower than the 3 and 5-year averages.
Gatx's PEG of 1.09 is below the Industrials sector and the industry average. Looking at its Industrials sector average of 1.21, Gatx's PEG is 10% lower.
GATX has a PEG ratio above that of peer stock WLFC.
| Stock name | PEG ratio | Market cap |
|---|---|---|
| WLFC Willis Lease Finance Corp | 0.98 | $1.46B |
| GATX Gatx Corp | 1.09 | $6.55B |
GATX shows a PEG ratio of 1.09, per Jul 24, 2026 data.
GATX's 3-year PEG ratio average is 1.22.
GATX's 5-year PEG ratio average is 1.16.
The Jun 2024 quarter marked the ten years high at 3.18 for GATX's PEG ratio.
Compared to the 10-year average, GATX's PEG ratio is 20% higher.
To calculate the PEG ratio, take the company's PE ratio and divide by its earnings per share growth (YoY TTM). As of Jul 24, 2026, Gatx has a P/E ratio of 19.77. Earnings grew at 18.1% over the TTM period ending Mar 2026. Applying the formula, this gives a price to earnings growth ratio of 1.09. PEG RATIO(1.09) = PE RATIO(19.77) / EPS GROWTH(18.1%)
All PEG ratio stats are based on quarterly TTM periods, unless otherwise specified.