ECL
Ecolab
PEG ratio, current and historical analysis
- Stocks
- Basic Materials
- NYSE: ECL
- PEG Ratio
Ecolab is trading with a PEG ratio of 7.04, based on Nov 11, 2026 data. Dividing the 41.55 PE ratio by the 5.9% earnings growth rate yields this valuation metric.
ECL PEG ratio history
Historically, Ecolab shows a PEG ratio averaging 9.71 across the past ten years. At 7.04, today's PEG ratio sits 27% below its historical average. The ten years high occurred in the Sep 2022 quarter at 121.87, reflecting maximum valuation relative to growth. The minimum was hit in the Mar 2022 quarter at 0.24, indicating optimal value relative to growth during that period.
Ecolab PEG ratio by year
| Year | PEG ratio | PE ratio | Growth YoY |
|---|---|---|---|
| 2025 | N/A | 35.81 | -1.3% |
| 2024 | 0.58 | 31.54 | 54.1% |
| 2023 | 1.59 | 41.15 | 25.8% |
| 2022 | N/A | 38.01 | -3% |
| 2021 | 0.31 | 59.39 | 194% |
| 2020 | N/A | N/A | -177.6% |
| 2019 | 3.84 | 35.67 | 9.3% |
| 2018 | N/A | 29.77 | -4.8% |
| 2017 | 1.08 | 25.8 | 23.8% |
| 2016 | 1.15 | 27.91 | 24.3% |
| 2015 | N/A | 33.84 | -15.7% |
| 2014 | 1.08 | 26.06 | 24.1% |
| 2013 | 0.95 | 32.28 | 34% |
| 2012 | 1.26 | 29.83 | 23.6% |
| 2011 | N/A | 29.65 | -14.1% |
Ecolab PEG ratio by quarter (TTM)
| Year | PEG ratio | PE ratio | Growth YoY |
|---|---|---|---|
| Sep 2026 | 6.28 | 37.06 | 5.9% |
| Jun 2026 | N/A | 37.15 | -0.5% |
| Mar 2026 | 89.4 | 35.76 | 0.4% |
| Dec 2025 | N/A | 35.81 | -1.3% |
| Sep 2025 | N/A | 39.12 | -2.6% |
| Jun 2025 | 1.4 | 35.73 | 25.5% |
| Mar 2025 | 0.95 | 34.21 | 36% |
| Dec 2024 | 0.58 | 31.54 | 54.1% |
| Sep 2024 | 0.54 | 35.51 | 66.1% |
| Jun 2024 | 0.87 | 39.6 | 45.5% |
| Mar 2024 | 1.22 | 42.37 | 34.6% |
| Dec 2023 | 1.59 | 41.15 | 25.8% |
| Sep 2023 | 4.08 | 39.12 | 9.6% |
| Jun 2023 | 6.46 | 45.2 | 7% |
| Mar 2023 | 8.7 | 40.87 | 4.7% |
ECL average PEG ratio chart
Measured against past performance, ECL's PEG ratio is below the 3, 5 and 10-year averages.
PEG comparison
With a PEG of 7.04, ECL stands above the Basic Materials sector and the industry average.
ECL EPS growth
ECL Price vs fair value
ECL PEG vs peers
Compared to its peers, ECL's PEG ratio is under CHD's but above PPG's and IFF's.
Frequently asked questions
What is Ecolab's PEG ratio?
Based on Nov 11, 2026 data, ECL carries a PEG ratio of 7.04.
What is the 3-year average PEG ratio for Ecolab (ECL)?
ECL has a 3-year average PEG ratio of 11.43.
What is the 5-year average PEG ratio for Ecolab (ECL)?
ECL has a 5-year average PEG ratio of 15.76.
What is the highest PEG ratio for ECL?
ECL's PEG ratio peaked at 121.87 during the Sep 2022 quarter - the highest in ten years.
How does the current PEG ratio for ECL compare to its historical average?
Compared to the 10-year average, ECL's PEG ratio is 27% lower.
Why is Ecolab's PEG ratio so high?
The elevated PEG ratio of 7.04 indicates that ECL may be overvalued relative to its earnings growth potential.
How is ECL's PEG ratio calculated (Ecolab PEG ratio formula)?
To calculate the PEG ratio, take the company's PE ratio and divide by its EPS growth (YoY TTM). As of Nov 11, 2026, Ecolab has a P/E ratio of 41.55. Earnings grew at 5.9% over the TTM period ending Sep 2026. Applying the formula, this produces a price to earnings growth ratio of 7.04. PEG RATIO(7.04) = PE RATIO(41.55) / EPS GROWTH(5.9%)
All PEG ratio stats are based on quarterly TTM periods, unless otherwise specified.