ECL vs. PNR
ECL (Ecolab Inc.) and PNR (Pentair plc) are both stocks. ECL operates in Specialty Chemicals (Basic Materials), while PNR operates in Specialty Industrial Machinery (Industrials). Over the past 10 years, ECL returned 9.94%/yr vs 8.37%/yr for PNR. At a 0.36 correlation, their price movements are largely independent.
Performance
ECL vs. PNR - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, ECL achieves a 3.15% return, which is significantly higher than PNR's -28.52% return. Over the past 10 years, ECL has outperformed PNR with an annualized return of 9.94%, while PNR has yielded a comparatively lower 8.37% annualized return.
ECL
- 1D
- 0.08%
- 1M
- 6.61%
- YTD
- 3.15%
- 6M
- 1.28%
- 1Y
- 4.20%
- 3Y*
- 15.97%
- 5Y*
- 6.47%
- 10Y*
- 9.94%
PNR
- 1D
- -0.39%
- 1M
- -1.06%
- YTD
- -28.52%
- 6M
- -29.28%
- 1Y
- -23.12%
- 3Y*
- 8.40%
- 5Y*
- 3.54%
- 10Y*
- 8.37%
ECL vs. PNR - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
ECL Ecolab Inc. | 3.15% | 13.19% | 19.29% | 37.94% | -37.10% | 9.38% | 13.17% | 32.26% | 11.07% | 15.80% |
PNR Pentair plc | -28.52% | 4.53% | 40.00% | 64.16% | -37.38% | 39.24% | 17.89% | 23.68% | -18.87% | 28.67% |
Correlation
The correlation between ECL and PNR is 0.53, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.53 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.50 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.59 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.54 |
Correlation (All Time) Calculated using the full available price history since Jan 5, 1988 | 0.36 |
The correlation between ECL and PNR shifts across timeframes, from 0.36 (all time) to 0.59 (5 years), reflecting how their relationship changes across market environments.
Fundamentals
ECL:
$76.41B
PNR:
$12.12B
ECL:
$7.40
PNR:
$4.07
ECL:
36.41
PNR:
18.18
ECL:
1.93
PNR:
3.25
ECL:
4.66
PNR:
2.90
ECL:
7.64
PNR:
3.18
ECL:
$16.45B
PNR:
$4.20B
ECL:
$7.29B
PNR:
$1.72B
ECL:
$3.28B
PNR:
$922.00M
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
ECL vs. PNR — Risk / Return Rank
ECL
PNR
ECL vs. PNR - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Ecolab Inc. (ECL) and Pentair plc (PNR). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| ECL | PNR | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +1.04 | ||
| Sortino ratioReturn per unit of downside risk | +1.44 | ||
| Omega ratioGain probability vs. loss probability | 1.05 | 0.87 | +0.19 |
| Calmar ratioReturn relative to maximum drawdown | 0.21 | -0.63 | +0.84 |
| Martin ratioReturn relative to average drawdown | 0.47 | -1.46 | +1.93 |
Loading charts...
Drawdowns
ECL vs. PNR - Drawdown Comparison
The maximum ECL drawdown since its inception was -47.19%, smaller than the maximum PNR drawdown of -77.65%. Use the drawdown chart below to compare losses from any high point for ECL and PNR.
Loading charts...
Drawdown Indicators
| ECL | PNR | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -47.19% | -77.65% | +30.46% |
Max Drawdown (1Y)Largest decline over 1 year | -20.09% | -36.62% | +16.53% |
Max Drawdown (3Y)Largest decline over 3 years | -20.09% | -36.62% | +16.53% |
Max Drawdown (5Y)Largest decline over 5 years | -43.70% | -50.47% | +6.77% |
Max Drawdown (10Y)Largest decline over 10 years | -43.70% | -52.34% | +8.64% |
Current DrawdownCurrent decline from peak | -12.18% | -33.73% | +21.55% |
Average DrawdownAverage peak-to-trough decline | -7.98% | -19.45% | +11.47% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 8.92% | 15.91% | -6.99% |
Volatility
ECL vs. PNR - Volatility Comparison
Ecolab Inc. (ECL) and Pentair plc (PNR) have volatilities of 7.74% and 7.52%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| ECL | PNR | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 7.74% | 7.52% | +0.22% |
Volatility (6M)Calculated over the trailing 6-month period | 16.03% | 23.91% | -7.88% |
Volatility (1Y)Calculated over the trailing 1-year period | 21.02% | 27.83% | -6.81% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 23.89% | 28.89% | -5.00% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 25.05% | 29.35% | -4.30% |
Dividends
ECL vs. PNR - Dividend Comparison
ECL's dividend yield for the trailing twelve months is around 1.05%, less than PNR's 1.40% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
ECL Ecolab Inc. | 1.05% | 1.02% | 1.01% | 1.09% | 1.42% | 0.83% | 0.87% | 0.96% | 1.15% | 1.13% | 1.21% | 1.17% |
PNR Pentair plc | 1.40% | 0.96% | 0.91% | 1.21% | 1.87% | 1.10% | 1.43% | 1.57% | 2.17% | 1.95% | 2.39% | 2.58% |
Financials
ECL vs. PNR - Financials Comparison
This section allows you to compare key financial metrics between Ecolab Inc. and Pentair plc. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
ECL vs. PNR - Profitability Comparison
ECL - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Ecolab Inc. reported a gross profit of 1.77B and revenue of 4.07B. Therefore, the gross margin over that period was 43.6%.
PNR - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Pentair plc reported a gross profit of 433.40M and revenue of 1.04B. Therefore, the gross margin over that period was 41.8%.
ECL - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Ecolab Inc. reported an operating income of 622.00M and revenue of 4.07B, resulting in an operating margin of 15.3%.
PNR - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Pentair plc reported an operating income of 210.00M and revenue of 1.04B, resulting in an operating margin of 20.3%.
ECL - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Ecolab Inc. reported a net income of 432.60M and revenue of 4.07B, resulting in a net margin of 10.6%.
PNR - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Pentair plc reported a net income of 172.40M and revenue of 1.04B, resulting in a net margin of 16.6%.
Frequently Asked Questions
ECL and PNR have a correlation of 0.53, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
ECL has higher volatility (7.74%) compared to PNR (7.52%). In terms of maximum drawdown, ECL dropped -47.19% vs PNR's -77.65%.
ECL currently has the higher Sharpe Ratio (0.20 vs -0.84), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
Find the right allocation for ECL and PNR
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer