What is the current 10-day volatility of EXC?

As of today, EXC 10-day volatility is 20.26%

What 10-day volatility category does EXC fall into?

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

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

EXC 10-day volatility reached a 1-year high of 40.29% on February 18, 2026

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

EXC 10-day volatility reached a 1-year low of 7.41% on September 12, 2025

What is the current 1-month volatility of EXC?

As of today, EXC 1-month volatility is 21.35%

What 1-month volatility category does EXC fall into?

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

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

EXC 1-month volatility reached a 1-year high of 30.45% on February 20, 2026

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

EXC 1-month volatility reached a 1-year low of 10.80% on September 22, 2025

What is the current 3-month volatility of EXC?

As of today, EXC 3-month volatility is 21.72%

What 3-month volatility category does EXC fall into?

Based on its current 3-month historical volatility, EXC falls into the low volatility category

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

EXC 3-month volatility reached a 1-year high of 23.46% on May 11, 2026

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

EXC 3-month volatility reached a 1-year low of 14.31% on October 29, 2025

What is the current 1-year volatility of EXC?

As of today, EXC 1-year volatility is 19.28%

What 1-year volatility category does EXC fall into?

Based on its current 1-year historical volatility, EXC falls into the low volatility category

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

EXC 1-year volatility reached a 1-year high of 19.69% on March 20, 2026

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

EXC 1-year volatility reached a 1-year low of 17.97% on January 28, 2026

EXC Stock Volatility History & Chart Since 1973

10-Day

20.26%

August 10, 2026

Summary

Current Value: As of today, EXC 10-day volatility is 20.26%, up +15.57% on August 10, 2026
Value Category: Based on its current 10-day historical volatility, EXC falls into the low volatility category
1-Year High: EXC 10-day volatility reached a 1-year high of 40.29% on February 18, 2026
1-Year Low: EXC 10-day volatility reached a 1-year low of 7.41% on September 12, 2025

10-Day Volatility Chart

Performance

EXC Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
10-Day Volatility	Aug 10, 26	20.26%	+15.6%	-23.9%	-1.1%	+86.2%	+9.2%	+27.7%	+26.4%
1-Month Volatility	Aug 10, 26	21.35%	+5.8%	-4.9%	+16.2%	+61.1%	+18.7%	+26.2%	+34.3%
3-Month Volatility	Aug 10, 26	21.72%	+2.8%	+3.0%	-7.4%	+32.3%	+16.0%	+20.1%	+21.8%
1-Year Volatility	Aug 10, 26	19.28%	+0.7%	+1.6%	+4.2%	+1.1%	+0.5%	-17.4%	-11.2%
14-Day RSI	Aug 10, 26	37.04	-16.3%	-29.1%	+17.3%	-11.8%	-32.4%	-14.8%	-43.6%
Beta	Aug 10, 26	-0.25	0.0%	-19.1%	-56.3%	-100.0%	-100.0%	-135.7%	-129.4%
ATR	Aug 10, 26	$1.06	+0.8%	+11.3%	+9.7%	+70.3%	+39.5%	+45.6%	+107.8%
Price	Aug 10, 26	$44.50	-2.4%	-4.9%	+0.7%	+2.1%	-0.5%	+9.8%	+29.4%
200-Day SMA	Aug 10, 26	$46.13	-0.0%	+0.1%	+0.8%	+3.3%	+9.6%	+11.9%	+48.3%
50-Day SMA	Aug 10, 26	$46.21	-0.1%	+1.0%	-3.4%	+1.9%	+6.3%	+12.9%	+41.1%
20-Day SMA	Aug 10, 26	$46.23	-0.3%	-0.8%	-0.2%	+5.8%	+4.6%	+11.7%	+38.5%

10-Day Volatility History

Date	Value	Change
Aug 11, 2026	20.26%	+86.2%
Dec 31, 2025	10.88%	+7.5%
Dec 31, 2024	10.12%	-75.4%
Dec 31, 2023	41.06%	+237.1%
Dec 31, 2022	12.18%	-20.7%
Dec 31, 2021	15.36%	-3.7%
Dec 31, 2020	15.95%	+67.7%
Dec 31, 2019	9.51%	-68.0%
Dec 31, 2018	29.72%	+110.6%
Dec 31, 2017	14.11%	+23.6%
Dec 31, 2016	11.42%	-8.6%
Dec 31, 2015	12.49%	-57.7%
Dec 31, 2014	29.52%	+85.1%
Dec 31, 2013	15.95%	-27.6%
Dec 31, 2012	22.02%	+19.0%
Dec 31, 2011	18.50%	+88.6%
Dec 31, 2010	9.81%	-5.7%
Dec 31, 2009	10.40%	-72.1%
Dec 31, 2008	37.32%	+43.5%
Dec 31, 2007	26.01%	+190.9%
Dec 31, 2006	8.94%	-53.1%
Dec 31, 2005	19.05%	-3.5%
Dec 31, 2004	19.74%	+223.1%
Dec 31, 2003	6.11%	-60.8%
Dec 31, 2002	15.57%	-11.6%
Dec 31, 2001	17.62%	-48.7%
Dec 31, 2000	34.37%	+111.5%

Date	Value	Change
Dec 31, 1999	16.25%	-20.7%
Dec 31, 1998	20.48%	-33.1%
Dec 31, 1997	30.59%	+238.4%
Dec 31, 1996	9.04%	-4.3%
Dec 31, 1995	9.45%	-40.4%
Dec 31, 1994	15.85%	-23.4%
Dec 31, 1993	20.70%	+1.8%
Dec 31, 1992	20.33%	+24.0%
Dec 31, 1991	16.39%	-31.6%
Dec 31, 1990	23.97%	+38.7%
Dec 31, 1989	17.28%	-16.9%
Dec 31, 1988	20.79%	+48.0%
Dec 31, 1987	14.05%	+68.7%
Dec 31, 1986	8.33%	-54.1%
Dec 31, 1985	18.15%	-18.2%
Dec 31, 1984	22.20%	-51.1%
Dec 31, 1983	45.40%	+509.4%
Dec 31, 1982	7.45%	-51.3%
Dec 31, 1981	15.29%	-57.3%
Dec 31, 1980	35.82%	+78.8%
Dec 31, 1979	20.03%	-30.6%
Dec 31, 1978	28.86%	+136.9%
Dec 31, 1977	12.18%	+17.3%
Dec 31, 1976	10.38%	-20.6%
Dec 31, 1975	13.08%	-75.0%
Dec 31, 1974	52.39%	+102.4%
Dec 31, 1973	25.89%	-

FAQ

What is the current 10-day volatility of EXC?: As of today, EXC 10-day volatility is 20.26%
What 10-day volatility category does EXC fall into?: Based on its current 10-day historical volatility, EXC falls into the low volatility category
What is EXC 10-day volatility 1-year high?: EXC 10-day volatility reached a 1-year high of 40.29% on February 18, 2026
What is EXC 10-day volatility 1-year low?: EXC 10-day volatility reached a 1-year low of 7.41% on September 12, 2025

1-Month

21.35%

August 10, 2026

Summary

Current Value: As of today, EXC 1-month volatility is 21.35%, up +5.85% on August 10, 2026
Value Category: Based on its current 1-month historical volatility, EXC falls into the low volatility category
1-Year High: EXC 1-month volatility reached a 1-year high of 30.45% on February 20, 2026
1-Year Low: EXC 1-month volatility reached a 1-year low of 10.80% on September 22, 2025

Performance

EXC Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Month Volatility	Aug 10, 26	21.35%	+5.8%	-4.9%	+16.2%	+61.1%	+18.7%	+26.2%	+34.3%
10-Day Volatility	Aug 10, 26	20.26%	+15.6%	-23.9%	-1.1%	+86.2%	+9.2%	+27.7%	+26.4%
3-Month Volatility	Aug 10, 26	21.72%	+2.8%	+3.0%	-7.4%	+32.3%	+16.0%	+20.1%	+21.8%
1-Year Volatility	Aug 10, 26	19.28%	+0.7%	+1.6%	+4.2%	+1.1%	+0.5%	-17.4%	-11.2%
14-Day RSI	Aug 10, 26	37.04	-16.3%	-29.1%	+17.3%	-11.8%	-32.4%	-14.8%	-43.6%
Beta	Aug 10, 26	-0.25	0.0%	-19.1%	-56.3%	-100.0%	-100.0%	-135.7%	-129.4%
ATR	Aug 10, 26	$1.06	+0.8%	+11.3%	+9.7%	+70.3%	+39.5%	+45.6%	+107.8%
Price	Aug 10, 26	$44.50	-2.4%	-4.9%	+0.7%	+2.1%	-0.5%	+9.8%	+29.4%
200-Day SMA	Aug 10, 26	$46.13	-0.0%	+0.1%	+0.8%	+3.3%	+9.6%	+11.9%	+48.3%
50-Day SMA	Aug 10, 26	$46.21	-0.1%	+1.0%	-3.4%	+1.9%	+6.3%	+12.9%	+41.1%
20-Day SMA	Aug 10, 26	$46.23	-0.3%	-0.8%	-0.2%	+5.8%	+4.6%	+11.7%	+38.5%

1-Month Volatility History

Date	Value	Change
Aug 11, 2026	21.35%	+33.0%
Dec 31, 2025	16.05%	-1.2%
Dec 31, 2024	16.24%	-62.6%
Dec 31, 2023	43.46%	+144.8%
Dec 31, 2022	17.75%	+15.1%
Dec 31, 2021	15.42%	-17.3%
Dec 31, 2020	18.64%	+50.8%
Dec 31, 2019	12.36%	-43.4%
Dec 31, 2018	21.83%	+38.5%
Dec 31, 2017	15.76%	-23.7%
Dec 31, 2016	20.65%	-1.5%
Dec 31, 2015	20.97%	-10.3%
Dec 31, 2014	23.38%	+42.8%
Dec 31, 2013	16.37%	-21.6%
Dec 31, 2012	20.87%	+23.6%
Dec 31, 2011	16.88%	+54.2%
Dec 31, 2010	10.95%	-34.5%
Dec 31, 2009	16.71%	-71.3%
Dec 31, 2008	58.28%	+102.9%
Dec 31, 2007	28.72%	+200.1%
Dec 31, 2006	9.57%	-49.5%
Dec 31, 2005	18.96%	-8.1%
Dec 31, 2004	20.62%	+124.4%
Dec 31, 2003	9.19%	-58.7%
Dec 31, 2002	22.26%	+11.1%
Dec 31, 2001	20.03%	-49.8%
Dec 31, 2000	39.93%	+66.3%

Date	Value	Change
Dec 31, 1999	24.01%	+16.7%
Dec 31, 1998	20.58%	-36.8%
Dec 31, 1997	32.57%	+128.1%
Dec 31, 1996	14.28%	+23.2%
Dec 31, 1995	11.59%	-25.5%
Dec 31, 1994	15.56%	-24.1%
Dec 31, 1993	20.49%	+33.6%
Dec 31, 1992	15.34%	-28.0%
Dec 31, 1991	21.30%	-6.2%
Dec 31, 1990	22.71%	+24.0%
Dec 31, 1989	18.32%	+8.1%
Dec 31, 1988	16.95%	+8.5%
Dec 31, 1987	15.62%	+56.5%
Dec 31, 1986	9.98%	-44.5%
Dec 31, 1985	17.98%	-20.5%
Dec 31, 1984	22.62%	-35.0%
Dec 31, 1983	34.80%	+316.3%
Dec 31, 1982	8.36%	-47.5%
Dec 31, 1981	15.92%	-47.3%
Dec 31, 1980	30.23%	+74.9%
Dec 31, 1979	17.28%	-16.0%
Dec 31, 1978	20.58%	+90.0%
Dec 31, 1977	10.83%	-17.3%
Dec 31, 1976	13.09%	-26.8%
Dec 31, 1975	17.88%	-57.7%
Dec 31, 1974	42.29%	+50.5%
Dec 31, 1973	28.10%	-

FAQ

What is the current 1-month volatility of EXC?: As of today, EXC 1-month volatility is 21.35%
What 1-month volatility category does EXC fall into?: Based on its current 1-month historical volatility, EXC falls into the low volatility category
What is EXC 1-month volatility 1-year high?: EXC 1-month volatility reached a 1-year high of 30.45% on February 20, 2026
What is EXC 1-month volatility 1-year low?: EXC 1-month volatility reached a 1-year low of 10.80% on September 22, 2025

3-Month

21.72%

August 10, 2026

Summary

Current Value: As of today, EXC 3-month volatility is 21.72%, up +2.79% on August 10, 2026
Value Category: Based on its current 3-month historical volatility, EXC falls into the low volatility category
1-Year High: EXC 3-month volatility reached a 1-year high of 23.46% on May 11, 2026
1-Year Low: EXC 3-month volatility reached a 1-year low of 14.31% on October 29, 2025

Performance

EXC Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
3-Month Volatility	Aug 10, 26	21.72%	+2.8%	+3.0%	-7.4%	+32.3%	+16.0%	+20.1%	+21.8%
10-Day Volatility	Aug 10, 26	20.26%	+15.6%	-23.9%	-1.1%	+86.2%	+9.2%	+27.7%	+26.4%
1-Month Volatility	Aug 10, 26	21.35%	+5.8%	-4.9%	+16.2%	+61.1%	+18.7%	+26.2%	+34.3%
1-Year Volatility	Aug 10, 26	19.28%	+0.7%	+1.6%	+4.2%	+1.1%	+0.5%	-17.4%	-11.2%
14-Day RSI	Aug 10, 26	37.04	-16.3%	-29.1%	+17.3%	-11.8%	-32.4%	-14.8%	-43.6%
Beta	Aug 10, 26	-0.25	0.0%	-19.1%	-56.3%	-100.0%	-100.0%	-135.7%	-129.4%
ATR	Aug 10, 26	$1.06	+0.8%	+11.3%	+9.7%	+70.3%	+39.5%	+45.6%	+107.8%
Price	Aug 10, 26	$44.50	-2.4%	-4.9%	+0.7%	+2.1%	-0.5%	+9.8%	+29.4%
200-Day SMA	Aug 10, 26	$46.13	-0.0%	+0.1%	+0.8%	+3.3%	+9.6%	+11.9%	+48.3%
50-Day SMA	Aug 10, 26	$46.21	-0.1%	+1.0%	-3.4%	+1.9%	+6.3%	+12.9%	+41.1%
20-Day SMA	Aug 10, 26	$46.23	-0.3%	-0.8%	-0.2%	+5.8%	+4.6%	+11.7%	+38.5%

3-Month Volatility History

Date	Value	Change
Aug 11, 2026	21.72%	+33.3%
Dec 31, 2025	16.29%	-1.0%
Dec 31, 2024	16.45%	-43.8%
Dec 31, 2023	29.27%	-1.9%
Dec 31, 2022	29.85%	+75.3%
Dec 31, 2021	17.03%	-28.8%
Dec 31, 2020	23.92%	+39.2%
Dec 31, 2019	17.19%	-8.7%
Dec 31, 2018	18.82%	+41.2%
Dec 31, 2017	13.33%	-51.7%
Dec 31, 2016	27.58%	+17.7%
Dec 31, 2015	23.43%	-5.2%
Dec 31, 2014	24.72%	+38.7%
Dec 31, 2013	17.82%	-21.2%
Dec 31, 2012	22.62%	+8.4%
Dec 31, 2011	20.87%	+48.3%
Dec 31, 2010	14.07%	-25.2%
Dec 31, 2009	18.82%	-78.5%
Dec 31, 2008	87.46%	+259.5%
Dec 31, 2007	24.33%	+103.9%
Dec 31, 2006	11.93%	-51.3%
Dec 31, 2005	24.51%	+26.5%
Dec 31, 2004	19.37%	+57.4%
Dec 31, 2003	12.31%	-63.0%
Dec 31, 2002	33.24%	+18.0%
Dec 31, 2001	28.16%	-28.4%
Dec 31, 2000	39.35%	+58.1%

Date	Value	Change
Dec 31, 1999	24.89%	+13.5%
Dec 31, 1998	21.92%	-12.7%
Dec 31, 1997	25.10%	+40.0%
Dec 31, 1996	17.93%	+22.0%
Dec 31, 1995	14.70%	-16.0%
Dec 31, 1994	17.51%	-10.5%
Dec 31, 1993	19.57%	+37.7%
Dec 31, 1992	14.21%	-25.2%
Dec 31, 1991	19.00%	-31.7%
Dec 31, 1990	27.80%	+79.6%
Dec 31, 1989	15.48%	-8.4%
Dec 31, 1988	16.90%	-54.6%
Dec 31, 1987	37.25%	+193.1%
Dec 31, 1986	12.71%	-45.8%
Dec 31, 1985	23.44%	-9.6%
Dec 31, 1984	25.93%	-1.1%
Dec 31, 1983	26.22%	+69.3%
Dec 31, 1982	15.49%	-22.4%
Dec 31, 1981	19.97%	-14.1%
Dec 31, 1980	23.24%	+3.1%
Dec 31, 1979	22.54%	+39.7%
Dec 31, 1978	16.14%	+42.0%
Dec 31, 1977	11.37%	-16.7%
Dec 31, 1976	13.65%	-27.6%
Dec 31, 1975	18.86%	-49.6%
Dec 31, 1974	37.43%	+75.5%
Dec 31, 1973	21.33%	-

FAQ

What is the current 3-month volatility of EXC?: As of today, EXC 3-month volatility is 21.72%
What 3-month volatility category does EXC fall into?: Based on its current 3-month historical volatility, EXC falls into the low volatility category
What is EXC 3-month volatility 1-year high?: EXC 3-month volatility reached a 1-year high of 23.46% on May 11, 2026
What is EXC 3-month volatility 1-year low?: EXC 3-month volatility reached a 1-year low of 14.31% on October 29, 2025

1-Year

19.28%

August 10, 2026

Summary

Current Value: As of today, EXC 1-year volatility is 19.28%, up +0.73% on August 10, 2026
Value Category: Based on its current 1-year historical volatility, EXC falls into the low volatility category
1-Year High: EXC 1-year volatility reached a 1-year high of 19.69% on March 20, 2026
1-Year Low: EXC 1-year volatility reached a 1-year low of 17.97% on January 28, 2026

Performance

EXC Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Year Volatility	Aug 10, 26	19.28%	+0.7%	+1.6%	+4.2%	+1.1%	+0.5%	-17.4%	-11.2%
10-Day Volatility	Aug 10, 26	20.26%	+15.6%	-23.9%	-1.1%	+86.2%	+9.2%	+27.7%	+26.4%
1-Month Volatility	Aug 10, 26	21.35%	+5.8%	-4.9%	+16.2%	+61.1%	+18.7%	+26.2%	+34.3%
3-Month Volatility	Aug 10, 26	21.72%	+2.8%	+3.0%	-7.4%	+32.3%	+16.0%	+20.1%	+21.8%
1-Year Volatility	Aug 10, 26	19.28%	+0.7%	+1.6%	+4.2%	+1.1%	+0.5%	-17.4%	-11.2%
14-Day RSI	Aug 10, 26	37.04	-16.3%	-29.1%	+17.3%	-11.8%	-32.4%	-14.8%	-43.6%
Beta	Aug 10, 26	-0.25	0.0%	-19.1%	-56.3%	-100.0%	-100.0%	-135.7%	-129.4%
ATR	Aug 10, 26	$1.06	+0.8%	+11.3%	+9.7%	+70.3%	+39.5%	+45.6%	+107.8%
Price	Aug 10, 26	$44.50	-2.4%	-4.9%	+0.7%	+2.1%	-0.5%	+9.8%	+29.4%
200-Day SMA	Aug 10, 26	$46.13	-0.0%	+0.1%	+0.8%	+3.3%	+9.6%	+11.9%	+48.3%
50-Day SMA	Aug 10, 26	$46.21	-0.1%	+1.0%	-3.4%	+1.9%	+6.3%	+12.9%	+41.1%
20-Day SMA	Aug 10, 26	$46.23	-0.3%	-0.8%	-0.2%	+5.8%	+4.6%	+11.7%	+38.5%

1-Year Volatility History

Date	Value	Change
Aug 11, 2026	19.28%	+1.0%
Dec 31, 2025	19.08%	+8.7%
Dec 31, 2024	17.55%	-19.0%
Dec 31, 2023	21.67%	-16.5%
Dec 31, 2022	25.94%	+42.2%
Dec 31, 2021	18.24%	-62.7%
Dec 31, 2020	48.91%	+210.5%
Dec 31, 2019	15.75%	-4.7%
Dec 31, 2018	16.53%	+18.2%
Dec 31, 2017	13.98%	-38.5%
Dec 31, 2016	22.75%	-8.5%
Dec 31, 2015	24.86%	+19.7%
Dec 31, 2014	20.76%	+10.8%
Dec 31, 2013	18.73%	+9.4%
Dec 31, 2012	17.12%	-11.0%
Dec 31, 2011	19.24%	+5.4%
Dec 31, 2010	18.25%	-38.3%
Dec 31, 2009	29.57%	-44.0%
Dec 31, 2008	52.80%	+84.4%
Dec 31, 2007	28.64%	+67.3%
Dec 31, 2006	17.12%	-19.9%
Dec 31, 2005	21.36%	+33.8%
Dec 31, 2004	15.96%	-8.9%
Dec 31, 2003	17.51%	-44.7%
Dec 31, 2002	31.68%	-6.8%
Dec 31, 2001	34.00%	-2.8%
Dec 31, 2000	34.99%	+38.4%

Date	Value	Change
Dec 31, 1999	25.29%	-11.9%
Dec 31, 1998	28.71%	+23.6%
Dec 31, 1997	23.23%	+26.4%
Dec 31, 1996	18.38%	-4.3%
Dec 31, 1995	19.21%	-6.2%
Dec 31, 1994	20.47%	+21.1%
Dec 31, 1993	16.90%	+0.9%
Dec 31, 1992	16.75%	+1.8%
Dec 31, 1991	16.46%	-39.0%
Dec 31, 1990	27.00%	+71.0%
Dec 31, 1989	15.79%	-27.4%
Dec 31, 1988	21.75%	-18.2%
Dec 31, 1987	26.58%	+17.4%
Dec 31, 1986	22.65%	-2.8%
Dec 31, 1985	23.31%	-19.1%
Dec 31, 1984	28.83%	+61.2%
Dec 31, 1983	17.88%	-4.7%
Dec 31, 1982	18.76%	-15.6%
Dec 31, 1981	22.24%	-2.4%
Dec 31, 1980	22.79%	+15.8%
Dec 31, 1979	19.68%	+38.5%
Dec 31, 1978	14.21%	-1.4%
Dec 31, 1977	14.41%	-13.1%
Dec 31, 1976	16.58%	-37.4%
Dec 31, 1975	26.48%	-31.4%
Dec 31, 1974	38.60%	+128.1%
Dec 31, 1973	16.92%	-

FAQ

What is the current 1-year volatility of EXC?: As of today, EXC 1-year volatility is 19.28%
What 1-year volatility category does EXC fall into?: Based on its current 1-year historical volatility, EXC falls into the low volatility category
What is EXC 1-year volatility 1-year high?: EXC 1-year volatility reached a 1-year high of 19.69% on March 20, 2026
What is EXC 1-year volatility 1-year low?: EXC 1-year volatility reached a 1-year low of 17.97% on January 28, 2026

Data Sources & References

EXC Official Website www.exeloncorp.com
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/1109357/000110935726000018/0001109357-26-000018-index.htm
EXC Profile on Yahoo Finance finance.yahoo.com/quote/EXC
EXC Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/exc