Stock Analysis on Net
Stock Analysis on Net

Ecolab Inc. (NYSE:ECL)

This company has been moved to the archive! The financial data has not been updated since February 25, 2022.

DuPont Analysis: Disaggregation of ROE, ROA, and Net Profit Margin

Microsoft Excel

Two-Component Disaggregation of ROE

Ecolab Inc., decomposition of ROE

Microsoft Excel
ROE = ROA × Financial Leverage
Dec 31, 2021 15.64% = 5.33% × 2.94
Dec 31, 2020 -19.54% = -6.65% × 2.94
Dec 31, 2019 17.95% = 7.47% × 2.40
Dec 31, 2018 17.86% = 7.12% × 2.51
Dec 31, 2017 19.80% = 7.56% × 2.62

Based on: 10-K (reporting date: 2021-12-31), 10-K (reporting date: 2020-12-31), 10-K (reporting date: 2019-12-31), 10-K (reporting date: 2018-12-31), 10-K (reporting date: 2017-12-31).


The two-component DuPont disaggregation reveals a period of relative stability from 2017 to 2019, followed by a significant volatility event in 2020 and a partial recovery in 2021. The Return on Equity (ROE) demonstrated a strong sensitivity to the Return on Assets (ROA), with Financial Leverage acting as a multiplier for both the losses and the gains observed during this five-year period.

Return on Assets (ROA)
Asset profitability remained consistent between 2017 and 2019, fluctuating within a narrow range between 7.12% and 7.56%. A severe contraction occurred in 2020, where ROA fell to -6.65%, signifying a period of net losses. A recovery was observed in 2021, with ROA returning to a positive 5.33%, although this figure remained below the levels seen prior to 2020.
Financial Leverage
A downward trend in financial leverage was evident from 2017 to 2019, decreasing from 2.62 to 2.40. This trend reversed sharply in 2020, with leverage increasing to 2.94 and remaining stagnant at that level through 2021. The increase in leverage in 2020 occurred simultaneously with the decline in asset profitability, which amplified the negative impact on shareholder equity.
Return on Equity (ROE)
ROE mirrored the trajectory of ROA but with higher volatility due to the leverage effect. After maintaining levels between 17.86% and 19.80% from 2017 to 2019, ROE collapsed to -19.54% in 2020. This decline was compounded by the increase in the leverage ratio. By 2021, ROE rebounded to 15.64%, driven by the return to positive asset returns and the continued application of a higher leverage multiplier of 2.94.

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Three-Component Disaggregation of ROE

Ecolab Inc., decomposition of ROE

Microsoft Excel
ROE = Net Profit Margin × Asset Turnover × Financial Leverage
Dec 31, 2021 15.64% = 8.87% × 0.60 × 2.94
Dec 31, 2020 -19.54% = -10.22% × 0.65 × 2.94
Dec 31, 2019 17.95% = 10.46% × 0.71 × 2.40
Dec 31, 2018 17.86% = 9.74% × 0.73 × 2.51
Dec 31, 2017 19.80% = 10.90% × 0.69 × 2.62

Based on: 10-K (reporting date: 2021-12-31), 10-K (reporting date: 2020-12-31), 10-K (reporting date: 2019-12-31), 10-K (reporting date: 2018-12-31), 10-K (reporting date: 2017-12-31).


The Return on Equity (ROE) exhibited significant volatility over the five-year period, characterized by relative stability between 2017 and 2019, a severe contraction in 2020, and a partial recovery in 2021. The peak ROE of 19.80% in 2017 declined to 15.64% by 2021, with the most notable disruption occurring in 2020 when ROE plummeted to -19.54%.

Profitability Analysis
The Net Profit Margin served as the primary driver of ROE volatility. While margins remained consistent around the 10% threshold from 2017 to 2019, a sharp reversal occurred in 2020, with the margin dropping to -10.22%. The recovery to 8.87% in 2021 indicates a return to profitability, although this level remains below the pre-2020 average, suggesting a lingering impact on operational efficiency or pricing power.
Asset Efficiency Analysis
Asset Turnover demonstrates a gradual and consistent downward trend. After a brief increase to 0.73 in 2018, the ratio declined steadily to 0.60 by 2021. This pattern indicates a diminishing ability to generate revenue from the company's asset base, contributing to the overall erosion of ROE over the long term.
Financial Leverage Analysis
Financial leverage remained relatively stable between 2.40 and 2.62 from 2017 to 2019. However, a significant increase is observed in 2020, where the leverage ratio rose to 2.94 and remained at that level in 2021. This spike suggests a higher reliance on debt or a reduction in equity resulting from the substantial net losses incurred in 2020, which served to amplify the negative return on equity during the downturn.

In summary, the disaggregation of ROE reveals that while financial leverage increased to support the capital structure, it could not offset the combined impact of a severe temporary collapse in profit margins and a long-term decline in asset turnover. The 2021 recovery was driven by the restoration of positive net margins, though the underlying decline in asset productivity continues to act as a drag on overall performance.

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Five-Component Disaggregation of ROE

Ecolab Inc., decomposition of ROE

Microsoft Excel
ROE = Tax Burden × Interest Burden × EBIT Margin × Asset Turnover × Financial Leverage
Dec 31, 2021 15.64% = 0.81 × 0.86 × 12.81% × 0.60 × 2.94
Dec 31, 2020 -19.54% = — × — × -6.14% × 0.65 × 2.94
Dec 31, 2019 17.95% = 0.83 × 0.90 × 14.07% × 0.71 × 2.40
Dec 31, 2018 17.86% = 0.80 × 0.88 × 13.84% × 0.73 × 2.51
Dec 31, 2017 19.80% = 0.86 × 0.86 × 14.64% × 0.69 × 2.62

Based on: 10-K (reporting date: 2021-12-31), 10-K (reporting date: 2020-12-31), 10-K (reporting date: 2019-12-31), 10-K (reporting date: 2018-12-31), 10-K (reporting date: 2017-12-31).


The Return on Equity (ROE) exhibited a period of relative stability between 2017 and 2019, before experiencing a severe contraction to -19.54% in 2020 and a partial recovery to 15.64% in 2021. This volatility is primarily attributable to fluctuations in operational profitability rather than changes in financial structure or tax efficiency.

EBIT Margin
A significant decline occurred in 2020, with the margin dropping to -6.14% from 14.07% in 2019. Although the margin recovered to 12.81% in 2021, it remained below the 2017 high of 14.64%. This component served as the primary driver for the overall volatility in ROE.
Asset Turnover
A consistent downward trend is observed in asset utilization efficiency. After peaking at 0.73 in 2018, the ratio declined steadily to 0.60 by 2021, indicating a diminishing capacity to generate revenue from the asset base.
Financial Leverage
The leverage ratio decreased from 2.62 in 2017 to 2.40 in 2019, followed by a sharp increase to 2.94 in 2020, which remained constant through 2021. This suggests an increase in the use of debt to finance assets during the period of operational distress.
Tax and Interest Burden
Both the tax burden and interest burden remained relatively stable across the five-year period. The tax burden fluctuated narrowly between 0.80 and 0.86, and the interest burden remained between 0.86 and 0.90, indicating that financing costs and tax obligations had a minimal impact on the variance of the final ROE.

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Two-Component Disaggregation of ROA

Ecolab Inc., decomposition of ROA

Microsoft Excel
ROA = Net Profit Margin × Asset Turnover
Dec 31, 2021 5.33% = 8.87% × 0.60
Dec 31, 2020 -6.65% = -10.22% × 0.65
Dec 31, 2019 7.47% = 10.46% × 0.71
Dec 31, 2018 7.12% = 9.74% × 0.73
Dec 31, 2017 7.56% = 10.90% × 0.69

Based on: 10-K (reporting date: 2021-12-31), 10-K (reporting date: 2020-12-31), 10-K (reporting date: 2019-12-31), 10-K (reporting date: 2018-12-31), 10-K (reporting date: 2017-12-31).


The Return on Assets (ROA) from 2017 to 2021 exhibits significant volatility, characterized by a severe contraction in 2020 followed by a partial recovery in 2021. A two-component disaggregation reveals that the primary driver of ROA fluctuations is the Net Profit Margin, while Asset Turnover demonstrates a consistent long-term decline in efficiency.

Net Profit Margin
The profit margin remained relatively stable between 10.90% and 10.46% from 2017 to 2019. A sharp reversal occurred in 2020, where the margin dropped to -10.22%, indicating a period of significant net losses. By 2021, the margin recovered to 8.87%, although it failed to return to the levels observed prior to 2020.
Asset Turnover
Efficiency in asset utilization peaked in 2018 at a ratio of 0.73 but has since followed a steady downward trajectory, reaching 0.60 by 2021. This persistent decline suggests a diminishing ability to generate revenue relative to the asset base over the five-year period.
ROA Integration and Performance Drivers
The interaction between profitability and asset efficiency resulted in a stable ROA ranging from 7.12% to 7.56% between 2017 and 2019. The negative ROA of -6.65% in 2020 was driven almost exclusively by the collapse in net profit margins. While the recovery of the profit margin in 2021 supported a return to a positive ROA of 5.33%, the final result was constrained by the lowest asset turnover ratio in the analyzed period.

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Four-Component Disaggregation of ROA

Ecolab Inc., decomposition of ROA

Microsoft Excel
ROA = Tax Burden × Interest Burden × EBIT Margin × Asset Turnover
Dec 31, 2021 5.33% = 0.81 × 0.86 × 12.81% × 0.60
Dec 31, 2020 -6.65% = — × — × -6.14% × 0.65
Dec 31, 2019 7.47% = 0.83 × 0.90 × 14.07% × 0.71
Dec 31, 2018 7.12% = 0.80 × 0.88 × 13.84% × 0.73
Dec 31, 2017 7.56% = 0.86 × 0.86 × 14.64% × 0.69

Based on: 10-K (reporting date: 2021-12-31), 10-K (reporting date: 2020-12-31), 10-K (reporting date: 2019-12-31), 10-K (reporting date: 2018-12-31), 10-K (reporting date: 2017-12-31).


The Return on Assets (ROA) exhibited significant volatility over the five-year period, characterized by relative stability from 2017 to 2019, a severe contraction in 2020, and a partial recovery in 2021. The ROA peaked at 7.56% in 2017 before falling to a low of -6.65% in 2020, ultimately recovering to 5.33% by the end of 2021. This trajectory indicates that the company experienced a substantial operational shock in 2020 from which it has not yet fully returned to pre-period performance levels.

EBIT Margin
Operational profitability served as the primary driver of ROA volatility. The EBIT margin remained healthy between 13.84% and 14.64% from 2017 through 2019, but plummeted to -6.14% in 2020. While the margin recovered to 12.81% in 2021, it remains below the average seen in the three years preceding the 2020 decline, suggesting a persistent reduction in operating efficiency or pricing power.
Asset Turnover
A consistent downward trend is observed in asset utilization. After a brief peak of 0.73 in 2018, the asset turnover ratio declined steadily to 0.60 by 2021. This continuous erosion indicates that the company is generating progressively less revenue for every unit of assets employed, contributing to the overall decline in ROA independent of the 2020 shock.
Tax Burden
The tax burden remained relatively stable, fluctuating within a narrow range between 0.80 and 0.86. This stability suggests that changes in the effective tax rate did not significantly contribute to the fluctuations in net income or the overall return on assets during the analyzed period.
Interest Burden
The interest burden showed minimal variance, maintaining a range between 0.86 and 0.90. The consistency of this ratio indicates that the cost of debt and the company's interest obligations remained stable relative to its operating income, confirming that financial leverage costs were not a primary driver of the 2020 performance collapse.

The disaggregation of ROA reveals that the decline in overall asset profitability is the result of two distinct factors: a severe, temporary operational failure in 2020 reflected in the EBIT margin, and a long-term systemic decline in asset efficiency as evidenced by the declining asset turnover ratio. The stability of the tax and interest burdens confirms that the volatility in ROA was driven by operating and efficiency metrics rather than financial structure or fiscal policy.

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Disaggregation of Net Profit Margin

Ecolab Inc., decomposition of net profit margin ratio

Microsoft Excel
Net Profit Margin = Tax Burden × Interest Burden × EBIT Margin
Dec 31, 2021 8.87% = 0.81 × 0.86 × 12.81%
Dec 31, 2020 -10.22% = — × — × -6.14%
Dec 31, 2019 10.46% = 0.83 × 0.90 × 14.07%
Dec 31, 2018 9.74% = 0.80 × 0.88 × 13.84%
Dec 31, 2017 10.90% = 0.86 × 0.86 × 14.64%

Based on: 10-K (reporting date: 2021-12-31), 10-K (reporting date: 2020-12-31), 10-K (reporting date: 2019-12-31), 10-K (reporting date: 2018-12-31), 10-K (reporting date: 2017-12-31).


The disaggregation of the net profit margin reveals that operational performance, specifically the EBIT margin, is the primary driver of profitability volatility between 2017 and 2021. While financing and tax burdens remained relatively stable, a significant operational contraction occurred in 2020, leading to a temporary collapse in net profitability followed by a substantial recovery in 2021.

EBIT Margin
Operational profitability showed a gradual decline from 14.64% in 2017 to 14.07% in 2019. A severe contraction occurred in 2020, where the margin fell to -6.14%, indicating that operating expenses exceeded gross revenues during that period. By 2021, the margin rebounded to 12.81%, though it remained below the pre-2020 baseline.
Interest Burden
The interest burden remained remarkably consistent, fluctuating within a narrow range between 0.86 and 0.90. This stability suggests that the company's debt service obligations relative to its operating income remained controlled throughout the analyzed period, with a slight peak in efficiency in 2019.
Tax Burden
The tax burden displayed minimal variance, ranging from a low of 0.80 in 2018 to a high of 0.86 in 2017. The ratio settled at 0.81 by 2021, suggesting that changes in the effective tax rate had a negligible impact on the overall net profit margin compared to operational shifts.
Net Profit Margin
The net profit margin mirrored the trajectory of the EBIT margin, declining from 10.90% in 2017 to 9.74% in 2018, before a slight recovery to 10.46% in 2019. The margin plummeted to -10.22% in 2020, directly correlating with the negative EBIT margin. The recovery to 8.87% in 2021 confirms that the net profit restoration was driven by the return to positive operating income rather than reductions in taxes or interest payments.

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