What is the current annual operating margin of ECL?

As of today, ECL annual operating margin is 18.11%

What is 1-year change in ECL annual operating margin?

ECL annual operating margin is up +9.10% year-over-year

What is 3-year change in ECL annual operating margin?

ECL annual operating margin is up +59.70% over the past 3 years

How far is ECL annual operating margin from its all-time high?

ECL annual operating margin is currently at its all-time high

How does ECL annual operating margin rank versus sector peers?

ECL annual operating margin is higher than 70.94% of companies in Basic Materials sector

When is ECL next annual earnings release?

As of today, the next annual earnings release for ECL has not been scheduled

What is the current quarterly operating margin of ECL?

As of today, ECL quarterly operating margin is 18.36%

What is ECL quarterly operating margin most recent change?

ECL quarterly operating margin was up +9.55% on June 30, 2026

What is 1-year change in ECL quarterly operating margin?

ECL quarterly operating margin is up +0.49% year-over-year

How far is ECL quarterly operating margin from its all-time high?

ECL quarterly operating margin is currently -6.37% below its historical high of 19.61% set on September 30, 2017

How does ECL quarterly operating margin rank versus sector peers?

ECL quarterly operating margin is higher than 60.85% of companies in Basic Materials sector

When is ECL next earnings release?

The next earnings release for ECL is on October 27, 2026

Ecolab Inc. (ECL) Operating Margin History & Chart

Annual Operating Margin

18.11%1.51%+9.10%

December 31, 2025

Summary

Current Value: As of today, ECL annual operating margin is 18.11%, up +9.10% on December 31, 2025
Historical Performance: ECL annual operating margin is up +59.70% over the past 3 years, up +24.90% over the past 5 years
All-Time High Comparison: ECL annual operating margin is currently at its all-time high
3-Year Low Comparison: ECL annual operating margin is +59.70% above its 3-year low of 11.34% reached on an earlier date
Sector Comparison: ECL annual operating margin is higher than 70.94% of companies in Basic Materials sector

Operating Margin Chart

beforeafter

Performance

ECL Performance
Metric	Date	Value	1Y	3Y	5Y	15Y
Annual Operating Margin	Dec 31, 25	18.11%	+9.1%	+59.7%	+24.9%	+34.0%
Quarterly Operating Margin	Jun 30, 26	18.36%	+0.5%	+37.3%	+20.7%	+36.6%
Price	Aug 19, 26	$283.50	-0.1%	+58.1%	+28.6%	+536.6%
PE Ratio	Aug 19, 26	38.03	+0.3%	-12.9%	-37.2%	+90.4%
Annual Revenue	Dec 31, 25	$16.08B	+2.2%	+13.3%	+36.4%	+164.1%
Annual Operating Profit	Dec 31, 25	$2.91B	+11.5%	+81.0%	+70.4%	+253.8%
Annual Gross Margin	Dec 31, 25	44.51%	+2.4%	+16.5%	+7.2%	-12.0%
Annual Net Margin	Dec 31, 25	13.02%	-3.8%	+66.5%	+55.9%	+49.3%

Operating Margin Highs

ECL Annual Operating Margin Highs Comparison
Period	High	Date	Current
3Y	18.11%	Dec 31, 25	at high
5Y	18.11%	Dec 31, 25	at high
All	18.11%	Dec 31, 25	at high

Operating Margin Lows

ECL Annual Operating Margin Lows Comparison
Period	Low	Date	Current
3Y	11.34%	N/A	+59.7%
5Y	11.34%	Dec 31, 22	+59.7%
All	7.10%	Dec 31, 89	+155.1%

Operating Margin History

Year	Value	Change
2025	18.11%	+9.1%
2024	16.60%	+17.7%
2023	14.10%	+24.3%
2022	11.34%	-14.3%
2021	13.23%	-8.8%
2020	14.50%	-4.5%
2019	15.19%	+12.4%
2018	13.51%	-15.0%
2017	15.90%	+4.2%
2016	15.26%	+4.2%
2015	14.64%	+3.4%
2014	14.16%	+5.6%
2013	13.41%	+4.0%
2012	12.89%	-5.2%
2011	13.59%	+0.5%
2010	13.52%	+6.3%
2009	12.72%	+5.7%
2008	12.03%	-4.2%
2007	12.56%	+0.6%
2006	12.49%	+4.4%
2005	11.96%	+1.3%
2004	11.81%	-8.0%
2003	12.84%	-1.1%

Year	Value	Change
2002	12.98%	-4.0%
2001	13.52%	-4.4%
2000	14.14%	+0.6%
1999	14.06%	+1.4%
1998	13.87%	+4.1%
1997	13.32%	+7.1%
1996	12.44%	+2.6%
1995	12.13%	+1.1%
1994	12.00%	+2.7%
1993	11.69%	0.0%
1992	11.69%	-2.7%
1991	12.02%	+37.5%
1990	8.74%	+23.1%
1989	7.10%	-21.0%
1988	8.99%	-17.7%
1987	10.93%	+18.4%
1986	9.23%	-2.5%
1985	9.47%	+3.2%
1984	9.18%	-0.6%
1983	9.24%	+0.8%
1982	9.17%	-1.4%
1981	9.30%	-9.9%
1980	10.32%	-

FAQ

What is the current annual operating margin of ECL?: As of today, ECL annual operating margin is 18.11%
What is 1-year change in ECL annual operating margin?: ECL annual operating margin is up +9.10% year-over-year
What is 3-year change in ECL annual operating margin?: ECL annual operating margin is up +59.70% over the past 3 years
How far is ECL annual operating margin from its all-time high?: ECL annual operating margin is currently at its all-time high
How does ECL annual operating margin rank versus sector peers?: ECL annual operating margin is higher than 70.94% of companies in Basic Materials sector
When is ECL next annual earnings release?: As of today, the next annual earnings release for ECL has not been scheduled

Operating Margin Formula

Operating Profit Margin = Operating Income

Revenue × 100%

Quarterly Operating Margin

18.36%1.60%+9.55%

June 30, 2026

Summary

Current Value: As of today, ECL quarterly operating margin is 18.36%, up +9.55% on June 30, 2026
Historical Performance: ECL quarterly operating margin is up +0.49% year-over-year, up +37.32% over the past 3 years
All-Time High Comparison: ECL quarterly operating margin is currently -6.37% below its historical high of 19.61% set on September 30, 2017
3-Year Low Comparison: ECL quarterly operating margin is +37.32% above its 3-year low of 13.37% reached on an earlier date
Sector Comparison: ECL quarterly operating margin is higher than 60.85% of companies in Basic Materials sector

Performance

ECL Performance
Metric	Date	Value	3M	1Y	3Y	5Y
Quarterly Operating Margin	Jun 30, 26	18.36%	+9.6%	+0.5%	+37.3%	+20.7%
Annual Operating Margin	Dec 31, 25	18.11%	–	+9.1%	+59.7%	+24.9%
Price	Aug 19, 26	$283.50	+15.4%	-0.1%	+58.1%	+28.6%
PE Ratio	Aug 19, 26	38.03	+14.4%	+0.3%	-12.9%	-37.2%
Quarterly Revenue	Jun 30, 26	$4.42B	+8.6%	+9.7%	+14.6%	+39.6%
Quarterly Operating Profit	Jun 30, 26	$795.40M	+16.7%	+8.2%	+54.5%	+65.3%
Quarterly Gross Margin	Jun 30, 26	44.25%	+0.9%	-1.2%	+11.9%	+6.1%
Quarterly Net Margin	Jun 30, 26	12.20%	+13.6%	-7.1%	+40.4%	+23.0%

Quarterly Operating Margin Highs

ECL Quarterly Operating Margin Highs Comparison
Period	High	Date	Current
1Y	18.91%	Sep 30, 25	-2.9%
3Y	18.91%	Sep 30, 25	-2.9%
5Y	18.91%	Sep 30, 25	-2.9%
All	19.61%	Sep 30, 17	-6.4%

Quarterly Operating Margin Lows

ECL Quarterly Operating Margin Lows Comparison
Period	Low	Date	Current
1Y	16.76%	Mar 31, 26	+9.6%
3Y	13.37%	N/A	+37.3%
5Y	9.29%	Mar 31, 22	+97.6%
All	-428.43%	Jun 30, 87	+104.3%

Quarterly Operating Margin History

Month	Value	Change
Jun 2026	18.36%	+9.5%
Mar 2026	16.76%	-10.8%
Dec 2025	18.79%	-0.6%
Sep 2025	18.91%	+3.5%
Jun 2025	18.27%	+15.1%
Mar 2025	15.88%	-7.3%
Dec 2024	17.13%	-3.2%
Sep 2024	17.69%	+4.8%
Jun 2024	16.88%	+15.9%
Mar 2024	14.57%	-6.5%
Dec 2023	15.58%	-1.1%
Sep 2023	15.76%	+17.9%
Jun 2023	13.37%	+18.0%
Mar 2023	11.33%	-23.7%
Dec 2022	14.85%	+35.2%
Sep 2022	10.98%	+9.8%
Jun 2022	10.00%	+7.6%
Mar 2022	9.29%	-18.9%
Dec 2021	11.45%	-18.2%
Sep 2021	13.99%	-8.0%
Jun 2021	15.21%	+26.6%
Mar 2021	12.01%	-22.8%
Dec 2020	15.56%	-19.6%
Sep 2020	19.36%	+79.3%
Jun 2020	10.80%	-14.8%
Mar 2020	12.68%	-23.9%
Dec 2019	16.67%	-5.3%
Sep 2019	17.60%	+22.0%
Jun 2019	14.43%	+24.1%
Mar 2019	11.63%	-18.2%
Dec 2018	14.22%	-7.8%
Sep 2018	15.42%	+35.3%
Jun 2018	11.40%	-11.7%
Mar 2018	12.91%	-27.9%
Dec 2017	17.91%	-8.7%
Sep 2017	19.61%	+20.5%
Jun 2017	16.28%	+43.1%
Mar 2017	11.38%	-28.4%
Dec 2016	15.90%	-7.8%
Sep 2016	17.24%	+18.7%
Jun 2016	14.53%	+10.2%
Mar 2016	13.18%	-13.5%
Dec 2015	15.23%	-6.1%
Sep 2015	16.22%	+6.9%
Jun 2015	15.18%	+29.6%
Mar 2015	11.71%	-23.0%
Dec 2014	15.20%	-3.0%
Sep 2014	15.67%	+11.8%
Jun 2014	14.02%	+22.1%
Mar 2014	11.48%	-21.0%
Dec 2013	14.54%	+1.3%
Sep 2013	14.35%	+8.9%
Jun 2013	13.18%	+18.2%
Mar 2013	11.15%	-23.8%
Dec 2012	14.63%	+3.2%
Sep 2012	14.17%	+15.4%
Jun 2012	12.28%	+19.7%
Mar 2012	10.26%	-19.2%
Dec 2011	12.70%	-18.2%
Sep 2011	15.52%	+15.5%
Jun 2011	13.44%	+23.5%
Mar 2011	10.88%	-19.5%
Dec 2010	13.51%	-12.8%
Sep 2010	15.49%	+15.6%
Jun 2010	13.40%	+16.3%
Mar 2010	11.52%	-15.1%
Dec 2009	13.57%	-9.3%
Sep 2009	14.96%	+18.1%
Jun 2009	12.67%	+32.1%
Mar 2009	9.59%	-17.0%
Dec 2008	11.55%	-12.0%
Sep 2008	13.13%	+7.8%
Jun 2008	12.18%	+9.3%
Mar 2008	11.14%	-3.5%
Dec 2007	11.54%	-18.2%
Sep 2007	14.11%	+11.1%
Jun 2007	12.70%	+7.4%
Mar 2007	11.83%	+3.2%

Month	Value	Change
Dec 2006	11.46%	-19.2%
Sep 2006	14.18%	+13.5%
Jun 2006	12.49%	+6.4%
Mar 2006	11.74%	+8.3%
Dec 2005	10.84%	-26.4%
Sep 2005	14.73%	+23.5%
Jun 2005	11.93%	+8.2%
Mar 2005	11.03%	-3.6%
Dec 2004	11.44%	-22.2%
Sep 2004	14.70%	+13.0%
Jun 2004	13.01%	+6.3%
Mar 2004	12.24%	+2.9%
Dec 2003	11.90%	-20.3%
Sep 2003	14.93%	+16.6%
Jun 2003	12.80%	+10.6%
Mar 2003	11.57%	-0.4%
Dec 2002	11.62%	-22.2%
Sep 2002	14.93%	+11.5%
Jun 2002	13.39%	+23.5%
Mar 2002	10.84%	-9.1%
Dec 2001	11.92%	-21.9%
Sep 2001	15.26%	+13.5%
Jun 2001	13.44%	+0.9%
Mar 2001	13.32%	+2.9%
Dec 2000	12.94%	-20.5%
Sep 2000	16.27%	+18.1%
Jun 2000	13.78%	+5.3%
Mar 2000	13.09%	-6.4%
Dec 1999	13.98%	-10.2%
Sep 1999	15.57%	+12.9%
Jun 1999	13.79%	+8.4%
Mar 1999	12.72%	-5.9%
Dec 1998	13.52%	-14.6%
Sep 1998	15.83%	+16.3%
Jun 1998	13.61%	+10.6%
Mar 1998	12.31%	-6.6%
Dec 1997	13.18%	-14.6%
Sep 1997	15.43%	+20.4%
Jun 1997	12.82%	+10.6%
Mar 1997	11.59%	-9.4%
Dec 1996	12.79%	-11.1%
Sep 1996	14.38%	+18.5%
Jun 1996	12.14%	+19.8%
Mar 1996	10.13%	-15.7%
Dec 1995	12.02%	-15.1%
Sep 1995	14.15%	+16.7%
Jun 1995	12.12%	+20.6%
Mar 1995	10.05%	-10.5%
Dec 1994	11.23%	-21.9%
Sep 1994	14.37%	+20.1%
Jun 1994	11.97%	+14.9%
Mar 1994	10.42%	-14.8%
Dec 1993	12.23%	-8.2%
Sep 1993	13.32%	+8.3%
Jun 1993	12.30%	+43.0%
Mar 1993	8.60%	-28.9%
Dec 1992	12.10%	-10.6%
Sep 1992	13.54%	+18.7%
Jun 1992	11.41%	+20.2%
Mar 1992	9.49%	-8.3%
Dec 1991	10.35%	-29.6%
Sep 1991	14.71%	+7.5%
Jun 1991	13.69%	+50.9%
Mar 1991	9.07%	-13.3%
Dec 1990	10.46%	-13.3%
Sep 1990	12.07%	+31.6%
Jun 1990	9.17%	+845.4%
Mar 1990	0.97%	-88.8%
Dec 1989	8.63%	-21.2%
Sep 1989	10.95%	+38.3%
Jun 1989	7.92%	+427.3%
Mar 1989	-2.42%	+99.0%
Dec 1988	-253.64%	-18.7%
Dec 1987	-213.73%	+50.1%
Jun 1987	-428.43%	-84.0%
Jun 1986	-232.84%	-3.5%
Jun 1985	-224.94%	+1.2%
Jun 1984	-227.56%	-

FAQ

What is the current quarterly operating margin of ECL?: As of today, ECL quarterly operating margin is 18.36%
What is ECL quarterly operating margin most recent change?: ECL quarterly operating margin was up +9.55% on June 30, 2026
What is 1-year change in ECL quarterly operating margin?: ECL quarterly operating margin is up +0.49% year-over-year
How far is ECL quarterly operating margin from its all-time high?: ECL quarterly operating margin is currently -6.37% below its historical high of 19.61% set on September 30, 2017
How does ECL quarterly operating margin rank versus sector peers?: ECL quarterly operating margin is higher than 60.85% of companies in Basic Materials sector
When is ECL next earnings release?: The next earnings release for ECL is on October 27, 2026

Operating Margin Formula

Operating Profit Margin = Operating Income

Revenue × 100%

Data Sources & References

ECL Official Website www.ecolab.com
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/31462/000110465926012358/0001104659-26-012358-index.htm
ECL Profile on Yahoo Finance finance.yahoo.com/quote/ECL
ECL Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/ecl