What is the current annual operating margin of AOS?

As of today, AOS annual operating margin is 19.01%

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

AOS annual operating margin is up +1.55% year-over-year

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

AOS annual operating margin is up +9.00% over the past 3 years

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

AOS annual operating margin is currently -2.11% below its historical high of 19.42% set on December 31, 2023

How does AOS annual operating margin rank versus sector peers?

AOS annual operating margin is higher than 85.94% of companies in Industrials sector

When is AOS next annual earnings release?

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

What is the current quarterly operating margin of AOS?

As of today, AOS quarterly operating margin is 17.05%

What is AOS quarterly operating margin most recent change?

AOS quarterly operating margin was down -4.43% on March 31, 2026

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

AOS quarterly operating margin is down -10.22% year-over-year

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

AOS quarterly operating margin is currently -18.93% below its historical high of 21.03% set on June 30, 2023

How does AOS quarterly operating margin rank versus sector peers?

AOS quarterly operating margin is higher than 79.70% of companies in Industrials sector

When is AOS next earnings release?

The next earnings release for AOS is on July 30, 2026

AOS Operating Margin History & Chart Since 1980

Annual Operating Margin

19.01%0.29%+1.55%

December 31, 2025

Summary

Current Value: As of today, AOS annual operating margin is 19.01%, up +1.55% on December 31, 2025
Historical Performance: AOS annual operating margin is up +9.00% over the past 3 years, up +23.36% over the past 5 years
All-Time High Comparison: AOS annual operating margin is currently -2.11% below its historical high of 19.42% set on December 31, 2023
3-Year Low Comparison: AOS annual operating margin is +9.00% above its 3-year low of 17.44% reached on an earlier date
Sector Comparison: AOS annual operating margin is higher than 85.94% of companies in Industrials sector

Operating Margin Chart

Performance

AOS Performance
Metric	Date	Value	1Y	3Y	5Y	15Y
Annual Operating Margin	Dec 31, 25	19.01%	+1.6%	+9.0%	+23.4%	+145.0%
Quarterly Operating Margin	Mar 31, 26	17.05%	-10.2%	-10.9%	+7.1%	+90.3%
Price	May 5, 26	$58.88	-12.7%	-16.3%	-17.5%	+460.6%
PE Ratio	May 5, 26	15.71	-16.8%	-65.3%	-47.1%	-1.8%
Annual Revenue	Dec 31, 25	$3.83B	+0.3%	+2.0%	+32.3%	+157.2%
Annual Operating Profit	Dec 31, 25	$728.00M	+1.9%	+11.2%	+63.2%	+529.8%
Annual Gross Margin	Dec 31, 25	38.83%	+2.0%	+10.0%	+1.6%	+30.2%
Annual Net Margin	Dec 31, 25	14.26%	+2.0%	+127.1%	+19.7%	+272.3%

Operating Margin Highs

AOS Annual Operating Margin Highs Comparison
Period	High	Date	Current
3Y	19.42%	Dec 31, 23	-2.1%
5Y	19.42%	Dec 31, 23	-2.1%
All	19.42%	Dec 31, 23	-2.1%

Operating Margin Lows

AOS Annual Operating Margin Lows Comparison
Period	Low	Date	Current
3Y	17.44%	N/A	+9.0%
5Y	15.41%	N/A	+23.4%
All	-1.14%	Dec 1, 82	+1767.5%

Operating Margin History

Year	Value	Change
2025	19.01%	+1.5%
2024	18.72%	-3.6%
2023	19.42%	+11.4%
2022	17.44%	+1.1%
2021	17.25%	+11.9%
2020	15.41%	-1.2%
2019	15.60%	-9.8%
2018	17.29%	-0.3%
2017	17.34%	+0.9%
2016	17.18%	+10.8%
2015	15.51%	+28.7%
2014	12.05%	+5.1%
2013	11.46%	+9.9%
2012	10.43%	+22.9%
2011	8.49%	+9.4%
2010	7.76%	-15.4%
2009	9.17%	+50.8%
2008	6.08%	-6.5%
2007	6.50%	+0.5%
2006	6.47%	+9.1%
2005	5.93%	+57.7%
2004	3.76%	-37.6%
2003	6.03%	-5.0%

Year	Value	Change
2002	6.35%	+23.8%
2001	5.13%	-26.8%
2000	7.01%	-24.4%
1999	9.27%	+5.8%
1998	8.76%	+14.5%
1997	7.65%	+0.3%
1996	7.63%	+7.0%
1995	7.13%	-4.6%
1994	7.47%	+8.6%
1993	6.88%	+26.0%
1992	5.46%	+143.8%
1991	2.24%	-60.9%
1990	5.73%	+89.7%
1989	3.02%	-28.1%
1988	4.20%	+28.4%
1987	3.27%	-41.8%
1986	5.62%	-4.1%
1985	5.86%	-1.2%
1984	5.93%	+71.4%
1983	3.46%	+403.5%
1982	-1.14%	-157.9%
1981	1.97%	+91.3%
1980	1.03%	-

FAQ

What is the current annual operating margin of AOS?
As of today, AOS annual operating margin is 19.01%
What is 1-year change in AOS annual operating margin?
AOS annual operating margin is up +1.55% year-over-year
What is 3-year change in AOS annual operating margin?
AOS annual operating margin is up +9.00% over the past 3 years
How far is AOS annual operating margin from its all-time high?
AOS annual operating margin is currently -2.11% below its historical high of 19.42% set on December 31, 2023
How does AOS annual operating margin rank versus sector peers?
AOS annual operating margin is higher than 85.94% of companies in Industrials sector
When is AOS next annual earnings release?
As of today, the next annual earnings release for AOS has not been scheduled

Quarterly Operating Margin

17.05%0.79%-4.43%

March 31, 2026

Summary

Current Value: As of today, AOS quarterly operating margin is 17.05%, down -4.43% on March 31, 2026
Historical Performance: AOS quarterly operating margin is down -10.22% year-over-year, down -10.92% over the past 3 years
All-Time High Comparison: AOS quarterly operating margin is currently -18.93% below its historical high of 21.03% set on June 30, 2023
3-Year Low Comparison: AOS quarterly operating margin is at its 3-year low
Sector Comparison: AOS quarterly operating margin is higher than 79.70% of companies in Industrials sector

Performance

AOS Performance
Metric	Date	Value	3M	1Y	3Y	5Y
Quarterly Operating Margin	Mar 31, 26	17.05%	-4.4%	-10.2%	-10.9%	+7.1%
Annual Operating Margin	Dec 31, 25	19.01%	–	+1.6%	+9.0%	+23.4%
Price	May 5, 26	$58.88	-25.4%	-12.7%	-16.3%	-17.5%
PE Ratio	May 5, 26	15.71	-23.5%	-16.8%	-65.3%	-47.1%
Quarterly Revenue	Mar 31, 26	$945.60M	+3.6%	-1.9%	-2.1%	+23.0%
Quarterly Operating Profit	Mar 31, 26	$161.80M	-0.6%	-11.6%	-12.5%	+32.2%
Quarterly Gross Margin	Mar 31, 26	38.61%	+0.8%	-0.9%	+0.3%	+2.8%
Quarterly Net Margin	Mar 31, 26	12.48%	-9.2%	-11.9%	-5.0%	-1.7%

Quarterly Operating Margin Highs

AOS Quarterly Operating Margin Highs Comparison
Period	High	Date	Current
1Y	20.34%	Jun 30, 25	-16.2%
3Y	21.03%	Jun 30, 23	-18.9%
5Y	21.03%	Jun 30, 23	-18.9%
All	21.03%	Jun 30, 23	-18.9%

Quarterly Operating Margin Lows

AOS Quarterly Operating Margin Lows Comparison
Period	Low	Date	Current
1Y	17.05%	Mar 31, 26	at low
3Y	17.05%	Mar 31, 26	at low
5Y	15.92%	N/A	+7.1%
All	-398.85%	Dec 1, 84	+104.3%

Quarterly Operating Margin History

Month	Value	Change
Mar 2026	17.05%	-4.4%
Dec 2025	17.84%	-3.9%
Sep 2025	18.56%	-8.8%
Jun 2025	20.34%	+7.1%
Mar 2025	18.99%	+11.2%
Dec 2024	17.08%	-3.8%
Sep 2024	17.75%	-12.0%
Jun 2024	20.18%	+2.9%
Mar 2024	19.61%	+6.3%
Dec 2023	18.45%	-3.3%
Sep 2023	19.07%	-9.3%
Jun 2023	21.03%	+9.9%
Mar 2023	19.14%	+1.0%
Dec 2022	18.95%	+17.3%
Sep 2022	16.16%	-6.5%
Jun 2022	17.29%	+4.5%
Mar 2022	16.54%	-6.6%
Dec 2021	17.71%	-0.3%
Sep 2021	17.77%	+2.5%
Jun 2021	17.34%	+8.9%
Mar 2021	15.92%	-13.1%
Dec 2020	18.32%	+1.4%
Sep 2020	18.07%	+31.7%
Jun 2020	13.72%	+34.6%
Mar 2020	10.19%	-33.6%
Dec 2019	15.35%	-0.7%
Sep 2019	15.46%	-9.5%
Jun 2019	17.09%	+18.3%
Mar 2019	14.45%	-22.1%
Dec 2018	18.55%	+8.9%
Sep 2018	17.03%	-2.9%
Jun 2018	17.54%	+5.3%
Mar 2018	16.66%	-8.9%
Dec 2017	18.29%	+7.0%
Sep 2017	17.10%	-1.4%
Jun 2017	17.34%	+6.3%
Mar 2017	16.31%	-0.3%
Dec 2016	16.36%	-6.3%
Sep 2016	17.46%	-6.6%
Jun 2016	18.70%	+15.9%
Mar 2016	16.13%	-2.8%
Dec 2015	16.59%	-1.1%
Sep 2015	16.77%	+7.8%
Jun 2015	15.56%	+19.2%
Mar 2015	13.05%	+12.5%
Dec 2014	11.60%	-2.4%
Sep 2014	11.88%	-9.3%
Jun 2014	13.10%	+13.0%
Mar 2014	11.59%	+8.1%
Dec 2013	10.72%	-8.3%
Sep 2013	11.69%	-2.2%
Jun 2013	11.95%	+3.7%
Mar 2013	11.52%	-0.5%
Dec 2012	11.58%	+17.7%
Sep 2012	9.84%	-8.4%
Jun 2012	10.74%	+14.1%
Mar 2012	9.41%	-10.3%
Dec 2011	10.49%	+40.2%
Sep 2011	7.48%	+13.5%
Jun 2011	6.59%	-26.5%
Mar 2011	8.96%	+28.0%
Dec 2010	7.00%	-9.3%
Sep 2010	7.72%	-8.1%
Jun 2010	8.40%	+4.9%
Mar 2010	8.01%	-3.0%
Dec 2009	8.26%	-25.1%
Sep 2009	11.03%	+14.5%
Jun 2009	9.63%	+24.3%
Mar 2009	7.75%	+133.4%
Dec 2008	3.32%	-45.9%
Sep 2008	6.14%	-19.4%
Jun 2008	7.62%	+12.2%
Mar 2008	6.79%	+7.4%
Dec 2007	6.32%	-1.4%
Sep 2007	6.41%	-11.7%
Jun 2007	7.26%	+21.4%

Month	Value	Change
Mar 2007	5.98%	-10.2%
Dec 2006	6.66%	+15.2%
Sep 2006	5.78%	-15.6%
Jun 2006	6.85%	+3.5%
Mar 2006	6.62%	-2.6%
Dec 2005	6.80%	+30.3%
Sep 2005	5.22%	-4.0%
Jun 2005	5.44%	-13.4%
Mar 2005	6.28%	+194.8%
Dec 2004	2.13%	+80.5%
Sep 2004	1.18%	-82.5%
Jun 2004	6.75%	+43.3%
Mar 2004	4.71%	-26.1%
Dec 2003	6.37%	+78.9%
Sep 2003	3.56%	-53.7%
Jun 2003	7.69%	+23.4%
Mar 2003	6.23%	+9.7%
Dec 2002	5.68%	+11.2%
Sep 2002	5.11%	-36.7%
Jun 2002	8.07%	+27.1%
Mar 2002	6.35%	+247.0%
Dec 2001	1.83%	-10.7%
Sep 2001	2.05%	-69.2%
Jun 2001	6.65%	+11.8%
Mar 2001	5.95%	+533.0%
Dec 2000	0.94%	-86.2%
Sep 2000	6.79%	-34.2%
Jun 2000	10.32%	+9.0%
Mar 2000	9.47%	-23.1%
Dec 1999	12.31%	+61.3%
Sep 1999	7.63%	-21.3%
Jun 1999	9.69%	+14.3%
Mar 1999	8.48%	-6.4%
Dec 1998	9.06%	+6.5%
Sep 1998	8.51%	-10.1%
Jun 1998	9.47%	+18.2%
Mar 1998	8.01%	+5.5%
Dec 1997	7.59%	+12.6%
Sep 1997	6.74%	-19.4%
Jun 1997	8.36%	+6.5%
Mar 1997	7.85%	-3.1%
Dec 1996	8.10%	+11.0%
Sep 1996	7.30%	-11.9%
Jun 1996	8.29%	+21.9%
Mar 1996	6.80%	-11.9%
Dec 1995	7.72%	+90.6%
Sep 1995	4.05%	-53.7%
Jun 1995	8.75%	-2.2%
Mar 1995	8.95%	-17.1%
Dec 1994	10.80%	+89.1%
Sep 1994	5.71%	-38.5%
Jun 1994	9.29%	+13.4%
Mar 1994	8.19%	+45.2%
Dec 1993	5.64%	+15.6%
Sep 1993	4.88%	-42.0%
Jun 1993	8.42%	+0.1%
Mar 1993	8.41%	+82.8%
Dec 1992	4.60%	+36.9%
Sep 1992	3.36%	-60.5%
Jun 1992	8.51%	+80.3%
Mar 1992	4.72%	+0.4%
Dec 1991	4.70%	+100.9%
Sep 1991	2.34%	+15.8%
Jun 1991	2.02%	+1,246.7%
Mar 1991	0.15%	-96.3%
Dec 1990	4.05%	-13.3%
Sep 1990	4.67%	-45.8%
Jun 1990	8.61%	+73.2%
Mar 1990	4.97%	+168.6%
Dec 1989	1.85%	+218.6%
Sep 1989	-1.56%	+99.4%
Dec 1988	-270.83%	+8.9%
Dec 1987	-297.42%	+2.5%
Dec 1986	-305.18%	-4.4%
Dec 1985	-292.25%	+26.7%
Dec 1984	-398.85%	-

FAQ

What is the current quarterly operating margin of AOS?
As of today, AOS quarterly operating margin is 17.05%
What is AOS quarterly operating margin most recent change?
AOS quarterly operating margin was down -4.43% on March 31, 2026
What is 1-year change in AOS quarterly operating margin?
AOS quarterly operating margin is down -10.22% year-over-year
How far is AOS quarterly operating margin from its all-time high?
AOS quarterly operating margin is currently -18.93% below its historical high of 21.03% set on June 30, 2023
How does AOS quarterly operating margin rank versus sector peers?
AOS quarterly operating margin is higher than 79.70% of companies in Industrials sector
When is AOS next earnings release?
The next earnings release for AOS is on July 30, 2026

Operating Margin Formula

Operating Profit Margin = Operating Profit

Revenue × 100%

Data Sources & References

AOS Official Website www.aosmith.com
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/91142/000009114226000003/0000091142-26-000003-index.htm
AOS Profile on Yahoo Finance finance.yahoo.com/quote/AOS
AOS Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/aos