Wesco International currently trades with a PEG ratio of 3.92, based on Jun 22, 2026 data. Dividing the 25.85 PE ratio by the 6.6% earnings growth rate produces this figure.
Historically, Wesco International maintains a PEG ratio averaging 1.16 across the last nine years. At 3.92, today's PEG ratio sits 238% higher than its historical average. The nine years high came in the Sep 2025 quarter at 9.61, reflecting peak valuation relative to growth. The bottom was reached in the Mar 2022 quarter at 0.02, suggesting favorable value relative to growth during that period.
| Year | PEG ratio | PE ratio | Growth YoY |
|---|---|---|---|
| 2025 | N/A | 18.45 | 0% |
| 2024 | N/A | 13.65 | -4.3% |
| 2023 | N/A | 12.55 | -12.4% |
| 2022 | 0.08 | 7.91 | 95.2% |
| 2021 | 0.04 | 16.23 | 430.1% |
| 2020 | N/A | 51.31 | -70.5% |
| 2019 | 1.79 | 11.47 | 6.4% |
| 2018 | 0.23 | 9.86 | 42.4% |
| 2017 | 0.41 | 19.93 | 48.7% |
| 2016 | N/A | 28.93 | -52.6% |
| 2015 | N/A | 9.01 | -21.9% |
| 2014 | N/A | 12.27 | -0.8% |
| 2013 | 0.41 | 14.55 | 35.5% |
| 2012 | 8.11 | 14.6 | 1.8% |
| 2011 | 0.17 | 11.68 | 66.9% |
| Year | PEG ratio | PE ratio | Growth YoY |
|---|---|---|---|
| Mar 2026 | 2.9 | 19.13 | 6.6% |
| Dec 2025 | N/A | 18.45 | 0% |
| Sep 2025 | 9.61 | 16.34 | 1.7% |
| Jun 2025 | N/A | 14.29 | -1.3% |
| Mar 2025 | 1.23 | 11.57 | 9.4% |
| Dec 2024 | N/A | 13.65 | -4.3% |
| Sep 2024 | N/A | 13.21 | -17.2% |
| Jun 2024 | N/A | 12.07 | -15.4% |
| Mar 2024 | N/A | 13.96 | -23.8% |
| Dec 2023 | N/A | 12.55 | -12.4% |
| Sep 2023 | 2.6 | 9.36 | 3.6% |
| Jun 2023 | 0.48 | 11.54 | 24.2% |
| Mar 2023 | 0.18 | 9.59 | 53.1% |
| Dec 2022 | 0.08 | 7.91 | 95.2% |
| Sep 2022 | 0.04 | 8.04 | 187.6% |
When comparing to historical data, WCC's PEG ratio is above the 3, 5 and 10-year averages.
With a PEG of 3.92, WCC ranks higher than the Industrials sector and the industry average. In comparison with the Industrials sector average of 1.13, Wesco International's PEG is 247% higher.
Among its peers, WCC has a PEG ratio below stock AIT, while higher than FAST's.
| Stock name | PEG ratio | Market cap |
|---|---|---|
| FAST Fastenal Co | 2.88 | $52.78B |
| WCC Wesco International Inc | 3.81 | $17.52B |
| AIT Applied Industrial Technologies Inc | 5.28 | $12.33B |
| GWW Ww Grainger Inc | N/A | $62.88B |
| AVT Avnet Inc | N/A | $7.48B |
| GPC Genuine Parts Co | N/A | $14.81B |
| MSM Msc Industrial Direct Co Inc | N/A | $6.49B |
| WSO Watsco Inc | N/A | $15.85B |
WCC has a PEG ratio of 3.92, per Jun 22, 2026 data.
Across the past 3 years, WCC's PEG ratio has centered around 3.36.
Across the past 5 years, WCC's PEG ratio has centered around 1.37.
The Sep 2025 quarter marked the nine years high at 9.61 for WCC's PEG ratio.
Compared to the 9-year average, WCC's PEG ratio sits 238% higher.
A 3.92 PEG ratio for WCC suggests the stock trades at a premium relative to its growth trajectory.
Computing the PEG ratio involves dividing the PE ratio by the company's EPS growth rate (YoY TTM). As of Jun 22, 2026, Wesco International carries a PE ratio of 25.85. Earnings grew at 6.6% over the TTM period ending Mar 2026. Applying the formula, this yields a PEG ratio of 3.92. PEG RATIO(3.92) = PE RATIO(25.85) / EPS GROWTH(6.6%)
All PEG ratio stats are based on quarterly TTM periods, unless otherwise specified.