Based on the latest data from Jun 22, 2026, WTS's PEG ratio sits at 1.28. This metric combines a PE of 32.02 with an earnings growth rate of 25.1%. Relative to the 1.64 average from the past 4 quarters, the PEG ratio has decreased by 22%.
Looking at the past ten years, WTS's PEG ratio has settled around 4.94 on average. At 1.28, today's PEG ratio sits 74% lower than its historical average. Within the past ten years, the Sep 2018 quarter saw the highest PEG reading at 76.28. At 0.09, the Oct 2017 quarter represented the lowest PEG ratio in this timeframe.
| Year | PEG ratio | PE ratio | Growth YoY |
|---|---|---|---|
| 2025 | 1.61 | 27.14 | 16.9% |
| 2024 | 2.16 | 23.37 | 10.8% |
| 2023 | 5.9 | 26.54 | 4.5% |
| 2022 | 0.37 | 19.47 | 53.3% |
| 2021 | 0.87 | 39.63 | 45.4% |
| 2020 | N/A | 36.11 | -12.7% |
| 2019 | 7.38 | 25.84 | 3.5% |
| 2018 | 0.23 | 17.3 | 75.9% |
| 2017 | N/A | 35.83 | -13.5% |
| 2016 | 0.15 | 26.61 | 175.6% |
| 2015 | N/A | N/A | -328.2% |
| 2014 | N/A | 44.68 | -13.9% |
| 2013 | N/A | 37.5 | -13.2% |
| 2012 | 3.38 | 22.63 | 6.7% |
| 2011 | 1.51 | 19.22 | 12.7% |
| Year | PEG ratio | PE ratio | Growth YoY |
|---|---|---|---|
| Mar 2026 | 1.05 | 26.26 | 25.1% |
| Dec 2025 | 1.61 | 27.14 | 16.9% |
| Sep 2025 | 1.81 | 28.73 | 15.9% |
| Jun 2025 | 2.08 | 26.42 | 12.7% |
| Mar 2025 | 2.92 | 23.34 | 8% |
| Dec 2024 | 2.16 | 23.37 | 10.8% |
| Sep 2024 | 15.51 | 24.82 | 1.6% |
| Jun 2024 | 7.4 | 22.2 | 3% |
| Mar 2024 | 7.96 | 26.27 | 3.3% |
| Dec 2023 | 5.9 | 26.54 | 4.5% |
| Sep 2023 | 0.88 | 20.94 | 23.9% |
| Jun 2023 | 0.78 | 21.84 | 28.1% |
| Mar 2023 | 0.43 | 20.47 | 48% |
| Dec 2022 | 0.37 | 19.47 | 53.3% |
| Sep 2022 | 0.41 | 18.45 | 45% |
Measured against past performance, WTS's PEG ratio comes in under the 3, 5 and 10-year averages.
With a PEG of 1.28, WTS ranks higher than the Industrials sector average but lower than the industry average. In comparison with the Industrials sector average of 1.13, Watts Water Technologies's PEG is 13% higher.
Among its peers, WTS has a PEG ratio below stocks CW and GHM, while higher than MWA's.
| Stock name | PEG ratio | Market cap |
|---|---|---|
| MWA Mueller Water Products Inc | 0.42 | $4.06B |
| WTS Watts Water Technologies Inc | 1.28 | $11.68B |
| CW Curtiss Wright Corp | 2.66 | $28.86B |
| GHM Graham Corp | 53.61 | $1.29B |
| DOV DOVER Corp | N/A | $30.36B |
WTS has a PEG ratio of 1.28, per Jun 22, 2026 data.
Across the past 3 years, WTS's PEG ratio has centered around 4.17.
Across the past 5 years, WTS's PEG ratio has centered around 2.79.
The Sep 2018 quarter marked the ten years high at 76.28 for WTS's PEG ratio.
WTS currently has a PEG ratio 74% below its 10-year average.
To calculate the PEG ratio, take the company's PE ratio and divide by its EPS growth rate (YoY TTM). As of Jun 22, 2026, Watts Water Technologies carries a PE ratio of 32.02. Earnings grew at 25.1% over the TTM period ending Mar 2026. Applying the formula, this yields a PEG ratio of 1.28. PEG RATIO(1.28) = PE RATIO(32.02) / EPS GROWTH(25.1%)
All PEG ratio stats are based on quarterly TTM periods, unless otherwise specified.