Based on the most recent data from Jul 2, 2026, AER's PEG ratio comes in at 0.06. This metric factors in a PE of 6.33 with an earnings growth rate of 102.5%. Relative to the 0.37 average from the past 4 quarters, the PEG ratio has shrunk by 84%.
Looking at the last ten years, AER's PEG ratio has settled around 0.53 on average. At 0.06, today's PEG ratio sits 89% lower than its historical average. Within the last ten years, the Sep 2018 quarter recorded the highest PEG value at 5.07. At 0, the Sep 2021 quarter showed the minimum PEG ratio in this period.
| Year | PEG ratio | PE ratio | Growth YoY |
|---|---|---|---|
| 2025 | 0.07 | 6.6 | 96.9% |
| 2024 | N/A | 8.65 | -20.9% |
| 2023 | 0.01 | 5.31 | 563.2% |
| 2022 | N/A | N/A | -144.2% |
| 2021 | 0.02 | 9.58 | 391.9% |
| 2020 | N/A | N/A | -127.5% |
| 2019 | 0.33 | 7.22 | 21.6% |
| 2018 | 1.18 | 5.66 | 4.8% |
| 2017 | 0.43 | 7.88 | 18.4% |
| 2016 | N/A | 7.38 | -2.4% |
| 2015 | 0.29 | 7.47 | 25.4% |
| 2014 | 0.11 | 8.42 | 78.7% |
| 2013 | 0.14 | 14.86 | 108.1% |
| 2012 | 1.84 | 11.06 | 6% |
| 2011 | N/A | 9.65 | -35.4% |
| Year | PEG ratio | PE ratio | Growth YoY |
|---|---|---|---|
| Mar 2026 | 0.06 | 5.87 | 102.5% |
| Dec 2025 | 0.07 | 6.6 | 96.9% |
| Sep 2025 | 0.08 | 5.62 | 70.3% |
| Jun 2025 | 1.27 | 7.12 | 5.6% |
| Mar 2025 | N/A | 8.86 | -25% |
| Dec 2024 | N/A | 8.65 | -20.9% |
| Sep 2024 | 0.48 | 7.49 | 15.6% |
| Jun 2024 | 0.06 | 5.99 | 98.9% |
| Mar 2024 | 0.05 | 5.65 | 116.2% |
| Dec 2023 | 0.01 | 5.31 | 563.2% |
| Sep 2023 | 0.02 | 5.73 | 302.4% |
| Jun 2023 | 0.03 | 8.11 | 303.9% |
| Mar 2023 | 0.03 | 7.91 | 315.5% |
| Dec 2022 | N/A | N/A | -144.2% |
| Sep 2022 | N/A | N/A | -173.6% |
When comparing to historical data, AER's PEG ratio comes in under the 3, 5 and 10-year averages.
Aercap Holdings N V's PEG of 0.06 is below the Industrials sector and the industry average. In comparison with its Industrials sector average of 1.13, Aercap Holdings N V's PEG is 95% lower.
AER has a PEG ratio below that of peer stocks GE and WLFC.
| Stock name | PEG ratio | Market cap |
|---|---|---|
| AER Aercap Holdings N.V. | 0.06 | $23.9B |
| WLFC Willis Lease Finance Corp | 1.04 | $1.6B |
| GE General Electric Co | 1.76 | $393.88B |
AER shows a PEG ratio of 0.06, per Jul 2, 2026 data.
Over the last 3 years, AER's PEG ratio has centered around 0.23.
Over the last 5 years, AER's PEG ratio has centered around 0.17.
The Sep 2018 quarter marked the ten years high at 5.07 for AER's PEG ratio.
AER currently has a PEG ratio 89% below its 10-year average.
Rapid earnings expansion combined with a reasonable valuation yields AER a PEG ratio of 0.06.
The PEG ratio comes from taking PE and dividing by the rate at which earnings are growing (YoY TTM). As of Jul 2, 2026, Aercap Holdings N V carries a P/E ratio of 6.33. Earnings grew at 102.5% over the TTM period ending Mar 2026. Applying the formula, this yields a price to earnings growth ratio of 0.06. PEG RATIO(0.06) = PE RATIO(6.33) / EPS GROWTH(102.5%)
All PEG ratio stats are based on quarterly TTM periods, unless otherwise specified.