What is the current 10-day volatility of AOS?

As of today, AOS 10-day volatility is 18.68%

What 10-day volatility category does AOS fall into?

Based on its current 10-day historical volatility, AOS falls into the low volatility category

What is AOS 10-day volatility 1-year high?

AOS 10-day volatility reached a 1-year high of 42.44% on June 24, 2026

What is AOS 10-day volatility 1-year low?

AOS 10-day volatility reached a 1-year low of 7.85% on December 26, 2025

What is the current 1-month volatility of AOS?

As of today, AOS 1-month volatility is 20.37%

What 1-month volatility category does AOS fall into?

Based on its current 1-month historical volatility, AOS falls into the low volatility category

What is AOS 1-month volatility 1-year high?

AOS 1-month volatility reached a 1-year high of 36.61% on August 21, 2026

What is AOS 1-month volatility 1-year low?

AOS 1-month volatility reached a 1-year low of 14.66% on December 30, 2025

What is the current 3-month volatility of AOS?

As of today, AOS 3-month volatility is 29.55%

What 3-month volatility category does AOS fall into?

Based on its current 3-month historical volatility, AOS falls into the moderate volatility category

What is AOS 3-month volatility 1-year high?

AOS 3-month volatility reached a 1-year high of 32.23% on September 8, 2026

What is AOS 3-month volatility 1-year low?

AOS 3-month volatility reached a 1-year low of 20.41% on December 31, 2025

What is the current 1-year volatility of AOS?

As of today, AOS 1-year volatility is 26.90%

What 1-year volatility category does AOS fall into?

Based on its current 1-year historical volatility, AOS falls into the moderate volatility category

What is AOS 1-year volatility 1-year high?

AOS 1-year volatility reached a 1-year high of 27.05% on September 8, 2026

What is AOS 1-year volatility 1-year low?

AOS 1-year volatility reached a 1-year low of 23.70% on October 17, 2025

AOS Stock Volatility History & Chart Since 1983

10-Day

18.68%

September 21, 2026

Summary

Current Value: As of today, AOS 10-day volatility is 18.68%, unchanged on September 21, 2026
Value Category: Based on its current 10-day historical volatility, AOS falls into the low volatility category
1-Year High: AOS 10-day volatility reached a 1-year high of 42.44% on June 24, 2026
1-Year Low: AOS 10-day volatility reached a 1-year low of 7.85% on December 26, 2025

10-Day Volatility Chart

Performance

AOS Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
10-Day Volatility	Sep 21, 26	18.68%	0.0%	-47.1%	-51.4%	+124.0%	-8.9%	-7.8%	+5.1%
1-Month Volatility	Sep 21, 26	20.37%	0.0%	-44.4%	-31.0%	+31.9%	-5.0%	-9.3%	+12.1%
3-Month Volatility	Sep 21, 26	29.55%	+0.4%	-6.0%	-2.4%	+43.7%	+24.4%	+55.2%	+49.5%
1-Year Volatility	Sep 21, 26	26.90%	+0.3%	+0.1%	+5.5%	+10.3%	+7.5%	-10.9%	+1.1%
14-Day RSI	Sep 21, 26	36.89	0.0%	-32.3%	-18.2%	-19.2%	-24.6%	+35.9%	+38.8%
Beta	Sep 21, 26	0.76	0.0%	-1.3%	0.0%	+33.3%	+35.7%	-27.6%	-16.5%
ATR	Sep 21, 26	$1.38	0.0%	-18.2%	-15.6%	+24.8%	-1.6%	+4.0%	-2.8%
Price	Sep 21, 26	$56.96	–	-9.7%	-0.8%	-14.8%	-21.1%	-11.7%	-11.6%
200-Day SMA	Sep 21, 26	$64.82	0.0%	-0.9%	-3.9%	-4.8%	-5.1%	-3.6%	-1.5%
50-Day SMA	Sep 21, 26	$60.51	0.0%	-0.8%	+1.1%	-9.3%	-15.7%	-15.2%	-13.9%
20-Day SMA	Sep 21, 26	$59.03	0.0%	-5.4%	+1.9%	-13.0%	-18.6%	-14.9%	-15.0%

10-Day Volatility History

Date	Value	Change
Sep 23, 2026	18.68%	+124.0%
Dec 31, 2025	8.34%	-46.1%
Dec 31, 2024	15.46%	-6.7%
Dec 31, 2023	16.57%	-22.3%
Dec 31, 2022	21.33%	-25.9%
Dec 31, 2021	28.78%	+148.7%
Dec 31, 2020	11.57%	+26.0%
Dec 31, 2019	9.18%	-61.2%
Dec 31, 2018	23.63%	+137.7%
Dec 31, 2017	9.94%	-13.0%
Dec 31, 2016	11.42%	-34.6%
Dec 31, 2015	17.47%	+8.1%
Dec 31, 2014	16.16%	-11.8%
Dec 31, 2013	18.33%	-17.0%
Dec 31, 2012	22.09%	-27.2%
Dec 31, 2011	30.34%	+53.4%
Dec 31, 2010	19.78%	+33.1%
Dec 31, 2009	14.86%	-69.9%
Dec 31, 2008	49.42%	-15.8%
Dec 31, 2007	58.70%	+139.3%
Dec 31, 2006	24.53%	+9.7%
Dec 31, 2005	22.37%	-5.0%

Date	Value	Change
Dec 31, 2004	23.55%	-32.3%
Dec 31, 2003	34.80%	+8.2%
Dec 31, 2002	32.17%	+27.3%
Dec 31, 2001	25.28%	-20.4%
Dec 31, 2000	31.74%	-35.8%
Dec 31, 1999	49.46%	+88.1%
Dec 31, 1998	26.30%	+31.6%
Dec 31, 1997	19.99%	-45.8%
Dec 31, 1996	36.89%	+42.9%
Dec 31, 1995	25.82%	-51.0%
Dec 31, 1994	52.74%	+138.5%
Dec 31, 1993	22.11%	-9.9%
Dec 31, 1992	24.55%	-3.8%
Dec 31, 1991	25.53%	+33.2%
Dec 31, 1990	19.17%	-50.9%
Dec 31, 1989	39.03%	+167.5%
Dec 31, 1988	14.59%	-77.8%
Dec 31, 1987	65.59%	+45.7%
Dec 31, 1986	45.01%	+111.8%
Dec 31, 1985	21.25%	-15.7%
Dec 31, 1984	25.20%	-25.9%
Dec 31, 1983	34.00%	-

FAQ

What is the current 10-day volatility of AOS?: As of today, AOS 10-day volatility is 18.68%
What 10-day volatility category does AOS fall into?: Based on its current 10-day historical volatility, AOS falls into the low volatility category
What is AOS 10-day volatility 1-year high?: AOS 10-day volatility reached a 1-year high of 42.44% on June 24, 2026
What is AOS 10-day volatility 1-year low?: AOS 10-day volatility reached a 1-year low of 7.85% on December 26, 2025

1-Month

20.37%

September 21, 2026

Summary

Current Value: As of today, AOS 1-month volatility is 20.37%, unchanged on September 21, 2026
Value Category: Based on its current 1-month historical volatility, AOS falls into the low volatility category
1-Year High: AOS 1-month volatility reached a 1-year high of 36.61% on August 21, 2026
1-Year Low: AOS 1-month volatility reached a 1-year low of 14.66% on December 30, 2025

Performance

AOS Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Month Volatility	Sep 21, 26	20.37%	0.0%	-44.4%	-31.0%	+31.9%	-5.0%	-9.3%	+12.1%
10-Day Volatility	Sep 21, 26	18.68%	0.0%	-47.1%	-51.4%	+124.0%	-8.9%	-7.8%	+5.1%
3-Month Volatility	Sep 21, 26	29.55%	+0.4%	-6.0%	-2.4%	+43.7%	+24.4%	+55.2%	+49.5%
1-Year Volatility	Sep 21, 26	26.90%	+0.3%	+0.1%	+5.5%	+10.3%	+7.5%	-10.9%	+1.1%
14-Day RSI	Sep 21, 26	36.89	0.0%	-32.3%	-18.2%	-19.2%	-24.6%	+35.9%	+38.8%
Beta	Sep 21, 26	0.76	0.0%	-1.3%	0.0%	+33.3%	+35.7%	-27.6%	-16.5%
ATR	Sep 21, 26	$1.38	0.0%	-18.2%	-15.6%	+24.8%	-1.6%	+4.0%	-2.8%
Price	Sep 21, 26	$56.96	–	-9.7%	-0.8%	-14.8%	-21.1%	-11.7%	-11.6%
200-Day SMA	Sep 21, 26	$64.82	0.0%	-0.9%	-3.9%	-4.8%	-5.1%	-3.6%	-1.5%
50-Day SMA	Sep 21, 26	$60.51	0.0%	-0.8%	+1.1%	-9.3%	-15.7%	-15.2%	-13.9%
20-Day SMA	Sep 21, 26	$59.03	0.0%	-5.4%	+1.9%	-13.0%	-18.6%	-14.9%	-15.0%

1-Month Volatility History

Date	Value	Change
Sep 23, 2026	20.37%	+35.2%
Dec 31, 2025	15.07%	+1.9%
Dec 31, 2024	14.79%	-5.6%
Dec 31, 2023	15.66%	-24.3%
Dec 31, 2022	20.68%	-7.8%
Dec 31, 2021	22.42%	+6.2%
Dec 31, 2020	21.12%	+8.3%
Dec 31, 2019	19.50%	-36.2%
Dec 31, 2018	30.58%	+142.7%
Dec 31, 2017	12.60%	-9.0%
Dec 31, 2016	13.85%	-34.2%
Dec 31, 2015	21.05%	+1.7%
Dec 31, 2014	20.69%	+29.0%
Dec 31, 2013	16.04%	-13.3%
Dec 31, 2012	18.51%	-48.9%
Dec 31, 2011	36.24%	+49.0%
Dec 31, 2010	24.32%	+39.4%
Dec 31, 2009	17.44%	-76.8%
Dec 31, 2008	75.08%	+32.7%
Dec 31, 2007	56.57%	+152.0%
Dec 31, 2006	22.45%	-6.1%
Dec 31, 2005	23.90%	+42.2%

Date	Value	Change
Dec 31, 2004	16.81%	-49.6%
Dec 31, 2003	33.36%	-10.6%
Dec 31, 2002	37.32%	+76.5%
Dec 31, 2001	21.15%	-13.8%
Dec 31, 2000	24.55%	-41.5%
Dec 31, 1999	41.96%	+19.0%
Dec 31, 1998	35.27%	+152.5%
Dec 31, 1997	13.97%	-66.9%
Dec 31, 1996	42.26%	+76.2%
Dec 31, 1995	23.98%	-42.3%
Dec 31, 1994	41.55%	+29.5%
Dec 31, 1993	32.09%	+13.4%
Dec 31, 1992	28.29%	+27.8%
Dec 31, 1991	22.14%	-3.2%
Dec 31, 1990	22.87%	-23.8%
Dec 31, 1989	30.01%	+166.3%
Dec 31, 1988	11.27%	-82.6%
Dec 31, 1987	64.62%	+53.7%
Dec 31, 1986	42.04%	+61.2%
Dec 31, 1985	26.08%	+15.7%
Dec 31, 1984	22.55%	-47.5%
Dec 31, 1983	42.93%	-

FAQ

What is the current 1-month volatility of AOS?: As of today, AOS 1-month volatility is 20.37%
What 1-month volatility category does AOS fall into?: Based on its current 1-month historical volatility, AOS falls into the low volatility category
What is AOS 1-month volatility 1-year high?: AOS 1-month volatility reached a 1-year high of 36.61% on August 21, 2026
What is AOS 1-month volatility 1-year low?: AOS 1-month volatility reached a 1-year low of 14.66% on December 30, 2025

3-Month

29.55%

September 21, 2026

Summary

Current Value: As of today, AOS 3-month volatility is 29.55%, up +0.37% on September 21, 2026
Value Category: Based on its current 3-month historical volatility, AOS falls into the moderate volatility category
1-Year High: AOS 3-month volatility reached a 1-year high of 32.23% on September 8, 2026
1-Year Low: AOS 3-month volatility reached a 1-year low of 20.41% on December 31, 2025

Performance

AOS Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
3-Month Volatility	Sep 21, 26	29.55%	+0.4%	-6.0%	-2.4%	+43.7%	+24.4%	+55.2%	+49.5%
10-Day Volatility	Sep 21, 26	18.68%	0.0%	-47.1%	-51.4%	+124.0%	-8.9%	-7.8%	+5.1%
1-Month Volatility	Sep 21, 26	20.37%	0.0%	-44.4%	-31.0%	+31.9%	-5.0%	-9.3%	+12.1%
1-Year Volatility	Sep 21, 26	26.90%	+0.3%	+0.1%	+5.5%	+10.3%	+7.5%	-10.9%	+1.1%
14-Day RSI	Sep 21, 26	36.89	0.0%	-32.3%	-18.2%	-19.2%	-24.6%	+35.9%	+38.8%
Beta	Sep 21, 26	0.76	0.0%	-1.3%	0.0%	+33.3%	+35.7%	-27.6%	-16.5%
ATR	Sep 21, 26	$1.38	0.0%	-18.2%	-15.6%	+24.8%	-1.6%	+4.0%	-2.8%
Price	Sep 21, 26	$56.96	–	-9.7%	-0.8%	-14.8%	-21.1%	-11.7%	-11.6%
200-Day SMA	Sep 21, 26	$64.82	0.0%	-0.9%	-3.9%	-4.8%	-5.1%	-3.6%	-1.5%
50-Day SMA	Sep 21, 26	$60.51	0.0%	-0.8%	+1.1%	-9.3%	-15.7%	-15.2%	-13.9%
20-Day SMA	Sep 21, 26	$59.03	0.0%	-5.4%	+1.9%	-13.0%	-18.6%	-14.9%	-15.0%

3-Month Volatility History

Date	Value	Change
Sep 23, 2026	29.55%	+44.8%
Dec 31, 2025	20.41%	-0.7%
Dec 31, 2024	20.56%	-15.6%
Dec 31, 2023	24.36%	-25.5%
Dec 31, 2022	32.68%	+7.9%
Dec 31, 2021	30.29%	+8.4%
Dec 31, 2020	27.93%	+20.8%
Dec 31, 2019	23.13%	-32.1%
Dec 31, 2018	34.05%	+117.3%
Dec 31, 2017	15.67%	-18.9%
Dec 31, 2016	19.33%	-26.8%
Dec 31, 2015	26.40%	+29.9%
Dec 31, 2014	20.32%	-13.3%
Dec 31, 2013	23.43%	+17.4%
Dec 31, 2012	19.96%	-58.2%
Dec 31, 2011	47.79%	+84.3%
Dec 31, 2010	25.93%	-9.2%
Dec 31, 2009	28.56%	-64.8%
Dec 31, 2008	81.20%	+71.8%
Dec 31, 2007	47.26%	+36.9%
Dec 31, 2006	34.53%	+7.5%
Dec 31, 2005	32.11%	+37.2%

Date	Value	Change
Dec 31, 2004	23.41%	-12.3%
Dec 31, 2003	26.69%	-43.1%
Dec 31, 2002	46.90%	-8.2%
Dec 31, 2001	51.08%	+90.2%
Dec 31, 2000	26.85%	-29.7%
Dec 31, 1999	38.20%	-14.3%
Dec 31, 1998	44.57%	+126.4%
Dec 31, 1997	19.69%	-37.7%
Dec 31, 1996	31.58%	-4.8%
Dec 31, 1995	33.16%	+0.6%
Dec 31, 1994	32.96%	+3.9%
Dec 31, 1993	31.73%	-23.7%
Dec 31, 1992	41.59%	+104.8%
Dec 31, 1991	20.31%	-12.7%
Dec 31, 1990	23.27%	-3.0%
Dec 31, 1989	23.98%	+65.6%
Dec 31, 1988	14.48%	-80.0%
Dec 31, 1987	72.57%	+128.6%
Dec 31, 1986	31.75%	+36.1%
Dec 31, 1985	23.32%	-62.2%
Dec 31, 1984	61.74%	+5.8%
Dec 31, 1983	58.35%	-

FAQ

What is the current 3-month volatility of AOS?: As of today, AOS 3-month volatility is 29.55%
What 3-month volatility category does AOS fall into?: Based on its current 3-month historical volatility, AOS falls into the moderate volatility category
What is AOS 3-month volatility 1-year high?: AOS 3-month volatility reached a 1-year high of 32.23% on September 8, 2026
What is AOS 3-month volatility 1-year low?: AOS 3-month volatility reached a 1-year low of 20.41% on December 31, 2025

1-Year

26.90%

September 21, 2026

Summary

Current Value: As of today, AOS 1-year volatility is 26.90%, up +0.30% on September 21, 2026
Value Category: Based on its current 1-year historical volatility, AOS falls into the moderate volatility category
1-Year High: AOS 1-year volatility reached a 1-year high of 27.05% on September 8, 2026
1-Year Low: AOS 1-year volatility reached a 1-year low of 23.70% on October 17, 2025

Performance

AOS Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Year Volatility	Sep 21, 26	26.90%	+0.3%	+0.1%	+5.5%	+10.3%	+7.5%	-10.9%	+1.1%
10-Day Volatility	Sep 21, 26	18.68%	0.0%	-47.1%	-51.4%	+124.0%	-8.9%	-7.8%	+5.1%
1-Month Volatility	Sep 21, 26	20.37%	0.0%	-44.4%	-31.0%	+31.9%	-5.0%	-9.3%	+12.1%
3-Month Volatility	Sep 21, 26	29.55%	+0.4%	-6.0%	-2.4%	+43.7%	+24.4%	+55.2%	+49.5%
1-Year Volatility	Sep 21, 26	26.90%	+0.3%	+0.1%	+5.5%	+10.3%	+7.5%	-10.9%	+1.1%
14-Day RSI	Sep 21, 26	36.89	0.0%	-32.3%	-18.2%	-19.2%	-24.6%	+35.9%	+38.8%
Beta	Sep 21, 26	0.76	0.0%	-1.3%	0.0%	+33.3%	+35.7%	-27.6%	-16.5%
ATR	Sep 21, 26	$1.38	0.0%	-18.2%	-15.6%	+24.8%	-1.6%	+4.0%	-2.8%
Price	Sep 21, 26	$56.96	–	-9.7%	-0.8%	-14.8%	-21.1%	-11.7%	-11.6%
200-Day SMA	Sep 21, 26	$64.82	0.0%	-0.9%	-3.9%	-4.8%	-5.1%	-3.6%	-1.5%
50-Day SMA	Sep 21, 26	$60.51	0.0%	-0.8%	+1.1%	-9.3%	-15.7%	-15.2%	-13.9%
20-Day SMA	Sep 21, 26	$59.03	0.0%	-5.4%	+1.9%	-13.0%	-18.6%	-14.9%	-15.0%

1-Year Volatility History

Date	Value	Change
Sep 23, 2026	26.90%	+10.3%
Dec 31, 2025	24.39%	+2.5%
Dec 31, 2024	23.80%	-14.8%
Dec 31, 2023	27.95%	-10.6%
Dec 31, 2022	31.26%	+13.5%
Dec 31, 2021	27.53%	-27.6%
Dec 31, 2020	38.03%	+50.7%
Dec 31, 2019	25.24%	-2.1%
Dec 31, 2018	25.79%	+64.8%
Dec 31, 2017	15.65%	-36.6%
Dec 31, 2016	24.69%	-4.4%
Dec 31, 2015	25.82%	+24.1%
Dec 31, 2014	20.81%	-7.4%
Dec 31, 2013	22.48%	-9.2%
Dec 31, 2012	24.77%	-33.6%
Dec 31, 2011	37.29%	+26.9%
Dec 31, 2010	29.38%	-29.9%
Dec 31, 2009	41.90%	-26.6%
Dec 31, 2008	57.09%	+64.4%
Dec 31, 2007	34.73%	+0.7%
Dec 31, 2006	34.49%	+8.4%
Dec 31, 2005	31.83%	+16.3%

Date	Value	Change
Dec 31, 2004	27.38%	-15.3%
Dec 31, 2003	32.34%	-32.9%
Dec 31, 2002	48.18%	+21.3%
Dec 31, 2001	39.73%	+0.8%
Dec 31, 2000	39.42%	+15.9%
Dec 31, 1999	34.01%	-12.9%
Dec 31, 1998	39.03%	+83.4%
Dec 31, 1997	21.28%	-19.3%
Dec 31, 1996	26.36%	-8.6%
Dec 31, 1995	28.83%	-18.4%
Dec 31, 1994	35.34%	+20.0%
Dec 31, 1993	29.44%	-11.3%
Dec 31, 1992	33.18%	+41.5%
Dec 31, 1991	23.45%	-16.2%
Dec 31, 1990	27.98%	+50.1%
Dec 31, 1989	18.64%	-13.8%
Dec 31, 1988	21.63%	-49.1%
Dec 31, 1987	42.46%	+26.7%
Dec 31, 1986	33.50%	+18.5%
Dec 31, 1985	28.27%	-42.8%
Dec 31, 1984	49.42%	-15.3%
Dec 31, 1983	58.35%	-

FAQ

What is the current 1-year volatility of AOS?: As of today, AOS 1-year volatility is 26.90%
What 1-year volatility category does AOS fall into?: Based on its current 1-year historical volatility, AOS falls into the moderate volatility category
What is AOS 1-year volatility 1-year high?: AOS 1-year volatility reached a 1-year high of 27.05% on September 8, 2026
What is AOS 1-year volatility 1-year low?: AOS 1-year volatility reached a 1-year low of 23.70% on October 17, 2025

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