Based on the most recent data from Jul 31, 2026, FAST's PEG ratio comes in at 2.77. This metric factors in a PE of 40.43 with an earnings growth rate of 14.6%. Relative to the 4.65 average from the previous four quarters, the PEG ratio has decreased by 40%.
Looking at the last ten years, FAST's PEG ratio has has been around 5.04 on average. At 2.77, today's PE to growth ratio sits 45% below its historical average. Within the last ten years, the Jun 2025 quarter recorded the highest PEG value at 20.39. At 0.62, the Dec 2018 quarter showed the minimum PEG ratio in this period.
| Year | PEG ratio | PE ratio | Growth YoY |
|---|---|---|---|
| 2025 | 3.65 | 36.48 | 10% |
| 2024 | N/A | 35.96 | -1% |
| 2023 | 4.33 | 32.06 | 7.4% |
| 2022 | 1.57 | 25.17 | 16% |
| 2021 | 4.94 | 39.54 | 8% |
| 2020 | 3.74 | 32.55 | 8.7% |
| 2019 | 5.95 | 26.78 | 4.5% |
| 2018 | 0.62 | 19.81 | 32% |
| 2017 | 1.68 | 27.34 | 16.3% |
| 2016 | N/A | 27.31 | -2.3% |
| 2015 | 4.83 | 23.19 | 4.8% |
| 2014 | 2.7 | 28.31 | 10.5% |
| 2013 | 5.58 | 31.26 | 5.6% |
| 2012 | 1.62 | 32.39 | 20% |
| 2011 | 1.2 | 36.34 | 30.4% |
| Year | PEG ratio | PE ratio | Growth YoY |
|---|---|---|---|
| Jun 2026 | 2.79 | 40.7 | 14.6% |
| Mar 2026 | 2.91 | 40.7 | 14% |
| Dec 2025 | 3.65 | 36.48 | 10% |
| Sep 2025 | 9.25 | 46.26 | 5% |
| Jun 2025 | 20.39 | 40.78 | 2% |
| Mar 2025 | N/A | 38.78 | -1% |
| Dec 2024 | N/A | 35.96 | -1% |
| Sep 2024 | 17.68 | 35.36 | 2% |
| Jun 2024 | 10.04 | 31.11 | 3.1% |
| Mar 2024 | 9.31 | 38.19 | 4.1% |
| Dec 2023 | 4.33 | 32.06 | 7.4% |
| Sep 2023 | 6.57 | 27.6 | 4.2% |
| Jun 2023 | 3.91 | 30.1 | 7.7% |
| Mar 2023 | 2.42 | 27.8 | 11.5% |
| Dec 2022 | 1.57 | 25.17 | 16% |
Measured against past performance, FAST's PEG ratio is below the 3, 5 and 10-year averages.
Fastenal's PEG of 2.77 is above the Industrials sector and the industry average. Compared to its Industrials sector average of 1.1, Fastenal's PEG is 152% higher.
Compared to its peer stocks WCC and MSM, FAST's PEG ratio comes in higher.
| Stock name | PEG ratio | Market cap |
|---|---|---|
| WCC Wesco International Inc | 1.75 | $16.84B |
| MSM MSC Industrial Direct Co. Inc - Class A | 1.81 | $6.93B |
| FAST Fastenal Company | 2.82 | $55.7B |
| GWW W.W. Grainger Inc | N/A | $64.83B |
FAST shows a PEG ratio of 2.77, per Jul 31, 2026 data.
Over the last 3 years, FAST's PEG ratio has settled near 8.69.
Over the last 5 years, FAST's PEG ratio has settled near 6.08.
The Jun 2025 quarter marked the ten years high at 20.39 for FAST's PEG ratio.
FAST currently has a PEG ratio 45% below its 10-year average.
A 2.77 PEG ratio for FAST suggests the stock is priced at a premium relative to its growth trajectory.
Computing the PEG ratio involves dividing the PE ratio by the company's EPS growth (YoY TTM). As of Jul 31, 2026, Fastenal has a P/E ratio of 40.43. Earnings grew at 14.6% over the TTM period ending Jun 2026. Applying the formula, this produces a price to earnings growth ratio of 2.77. PEG RATIO(2.77) = PE RATIO(40.43) / EPS GROWTH(14.6%)
All PEG ratio stats are based on quarterly TTM periods, unless otherwise specified.