Based on the latest data from Nov 11, 2026, WTS's PEG ratio sits at 0.72. This metric combines a PE of 27.02 with an earnings growth rate of 37.7%. Relative to the 1.18 average from the past 4 quarters, the PEG ratio has decreased by 39%.
Looking at the past ten years, WTS's PEG ratio has settled around 4.7 on average. At 0.72, today's PEG ratio sits 85% 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 |
|---|---|---|---|
| Sep 2026 | 0.71 | 26.82 | 37.7% |
| Jun 2026 | 1.36 | 31.38 | 23% |
| 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% |
Measured against past performance, WTS's PEG ratio comes in under the 3, 5 and 10-year averages.
With a PEG of 0.72, WTS ranks lower than the Industrials sector and the industry average. In comparison with the Industrials sector average of 0.86, Watts Water Technologies's PEG is 16% lower.
Among its peers, WTS has a PEG ratio below stock CW, while higher than MWA's.
WTS has a PEG ratio of 0.72, per Nov 11, 2026 data.
Across the past 3 years, WTS's PEG ratio has centered around 4.21.
Across the past 5 years, WTS's PEG ratio has centered around 2.76.
The Sep 2018 quarter marked the ten years high at 76.28 for WTS's PEG ratio.
WTS currently has a PEG ratio 85% 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 Nov 11, 2026, Watts Water Technologies carries a PE ratio of 27.02. Earnings grew at 37.7% over the TTM period ending Sep 2026. Applying the formula, this yields a PEG ratio of 0.72. PEG RATIO(0.72) = PE RATIO(27.02) / EPS GROWTH(37.7%)
All PEG ratio stats are based on quarterly TTM periods, unless otherwise specified.