Sunoco is trading with a PEG ratio of 0.12, based on Oct 13, 2026 data. Dividing the 16.87 PE ratio by the 140.2% earnings growth rate yields this valuation metric.
SUN PEG ratio history
Historically, Sunoco maintains a PEG ratio averaging 1.88 across the past nine years. At 0.12, today's PEG ratio sits 94% lower than its historical average. The nine years high occurred in the Sep 2018 quarter at 29.52, reflecting maximum valuation relative to growth. The minimum was hit in the Jun 2019 quarter at 0, indicating optimal value relative to growth during that period.
Sunoco PEG ratio by year
| Year | PEG ratio | PE ratio | Growth YoY |
|---|---|---|---|
| 2025 | N/A | 22.89 | -62.1% |
| 2024 | 0.13 | 8.52 | 63.2% |
| 2023 | N/A | 16.2 | -21.9% |
| 2022 | N/A | 9.09 | -11.4% |
| 2021 | 0.03 | 7.63 | 228.2% |
| 2020 | N/A | 17.66 | -42.6% |
| 2019 | 0.06 | 10.77 | 183.8% |
| 2018 | N/A | N/A | -1,068.6% |
| 2017 | 0.76 | 81.14 | 106.7% |
| 2016 | N/A | N/A | -573.9% |
| 2015 | N/A | 35.68 | N/A |
| 2013 | 0.06 | 19.59 | 302.4% |
| 2012 | N/A | 59.9 | N/A |
| 2011 | N/A | N/A | N/A |
| 2010 | N/A | N/A | N/A |
Sunoco PEG ratio by quarter (TTM)
| Year | PEG ratio | PE ratio | Growth YoY |
|---|---|---|---|
| Jun 2026 | 0.11 | 14.87 | 140.2% |
| Mar 2026 | N/A | 16.53 | -27.8% |
| Dec 2025 | N/A | 22.89 | -62.1% |
| Sep 2025 | N/A | 17.92 | -36.7% |
| Jun 2025 | N/A | 28.35 | -75.3% |
| Mar 2025 | 0.56 | 10.67 | 19% |
| Dec 2024 | 0.13 | 8.52 | 63.2% |
| Sep 2024 | N/A | 12.17 | -21.7% |
| Jun 2024 | 0.06 | 7.38 | 125.3% |
| Mar 2024 | 0.68 | 13.19 | 19.3% |
| Dec 2023 | N/A | 16.2 | -21.9% |
| Sep 2023 | 1.4 | 8.69 | 6.2% |
| Jun 2023 | N/A | 12.81 | -38.7% |
| Mar 2023 | N/A | 11.46 | -37.1% |
| Dec 2022 | N/A | 9.09 | -11.4% |
SUN average PEG ratio chart
When comparing to historical data, SUN's PEG ratio comes in under the 3, 5 and 10-year averages.
PEG comparison
With a PEG of 0.12, SUN stands below the Energy sector and the industry average. In comparison with its Energy sector average of 0.38, Sunoco's PEG is 68% lower.
SUN EPS growth
SUN Price vs fair value
SUN PEG vs peers
SUN has a PEG ratio below that of peer stocks MSM and CAPL.
Frequently asked questions
What is Sunoco's PEG ratio?
Based on Oct 13, 2026 data, SUN shows a PEG ratio of 0.12.
What is the 3-year average PEG ratio for Sunoco (SUN)?
Over the last 3 years, SUN's PEG ratio has centered around 0.31.
What is the 5-year average PEG ratio for Sunoco (SUN)?
Over the last 5 years, SUN's PEG ratio has centered around 0.68.
What is the highest PEG ratio for SUN?
SUN's PEG ratio peaked at 29.52 during the Sep 2018 quarter - the highest in nine years.
How does the current PEG ratio for SUN compare to its historical average?
Compared to the 9-year average, SUN's PEG ratio is 94% lower.
Why is Sunoco's PEG ratio so low?
Strong earnings growth relative to valuation produces SUN's low PEG ratio of 0.12.
How is SUN's PEG ratio calculated (Sunoco PEG ratio formula)?
The PEG ratio comes from taking PE and dividing by the rate at which earnings are growing (YoY TTM). As of Oct 13, 2026, Sunoco carries a P/E ratio of 16.87. Earnings grew at 140.2% over the TTM period ending Jun 2026. Applying the formula, this yields a price to earnings growth ratio of 0.12. PEG RATIO(0.12) = PE RATIO(16.87) / EPS GROWTH(140.2%)
All PEG ratio stats are based on quarterly TTM periods, unless otherwise specified.