What is the current 10-day volatility of BRK.A?

As of today, BRK.A 10-day volatility is 12.66%

What 10-day volatility category does BRK.A fall into?

Based on its current 10-day historical volatility, BRK.A falls into the very low volatility category

What is BRK.A 10-day volatility 1-year high?

BRK.A 10-day volatility reached a 1-year high of 32.04% on March 6, 2026

What is BRK.A 10-day volatility 1-year low?

BRK.A 10-day volatility reached a 1-year low of 6.20% on September 29, 2025

What is the current 1-month volatility of BRK.A?

As of today, BRK.A 1-month volatility is 11.03%

What 1-month volatility category does BRK.A fall into?

Based on its current 1-month historical volatility, BRK.A falls into the very low volatility category

What is BRK.A 1-month volatility 1-year low?

BRK.A 1-month volatility reached a 1-year low of 8.44% on October 8, 2025

What is the current 3-month volatility of BRK.A?

As of today, BRK.A 3-month volatility is 15.75%

What 3-month volatility category does BRK.A fall into?

Based on its current 3-month historical volatility, BRK.A falls into the low volatility category

What is BRK.A 3-month volatility 1-year high?

BRK.A 3-month volatility reached a 1-year high of 28.25% on May 14, 2025

What is BRK.A 3-month volatility 1-year low?

BRK.A 3-month volatility reached a 1-year low of 11.82% on October 7, 2025

What is the current 1-year volatility of BRK.A?

As of today, BRK.A 1-year volatility is 13.95%

What 1-year volatility category does BRK.A fall into?

Based on its current 1-year historical volatility, BRK.A falls into the very low volatility category

What is BRK.A 1-year volatility 1-year high?

BRK.A 1-year volatility reached a 1-year high of 20.05% on May 16, 2025

What is BRK.A 1-year volatility 1-year low?

BRK.A 1-year volatility reached a 1-year low of 13.89% on May 8, 2026

BRK.A Stock Volatility History & Chart Since 1980

10-Day

12.66%

May 12, 2026

Summary

Current Value: As of today, BRK.A 10-day volatility is 12.66%, down -3.58% on May 12, 2026
Value Category: Based on its current 10-day historical volatility, BRK.A falls into the very low volatility category
1-Year High: BRK.A 10-day volatility reached a 1-year high of 32.04% on March 6, 2026
1-Year Low: BRK.A 10-day volatility reached a 1-year low of 6.20% on September 29, 2025

10-Day Volatility Chart

Performance

BRK.A Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
10-Day Volatility	May 12, 26	12.66%	-3.6%	+17.0%	-30.3%	+20.3%	-55.7%	-14.2%	-44.2%
1-Month Volatility	May 12, 26	11.03%	+5.8%	-2.4%	-34.9%	-13.3%	-57.3%	-17.3%	-40.1%
3-Month Volatility	May 12, 26	15.75%	+1.8%	-9.6%	+15.0%	+15.9%	-43.7%	-9.1%	-21.2%
1-Year Volatility	May 12, 26	13.95%	+0.4%	-9.7%	-22.5%	-23.5%	-29.8%	-34.7%	-33.3%
14-Day RSI	May 12, 26	62.08	+9.3%	+32.6%	+10.0%	+16.7%	+38.7%	+19.4%	-2.7%
Beta	May 12, 26	0.13	-7.1%	-55.2%	-70.5%	-71.1%	-75.5%	-84.2%	-84.3%
ATR	May 12, 26	$8,614.62	+4.6%	-4.2%	-22.6%	-0.8%	-51.4%	-4.5%	+16.7%
Price	May 12, 26	$728,500.00	+1.0%	+1.1%	-3.0%	-3.5%	-5.0%	+48.3%	+69.2%
200-Day SMA	May 12, 26	$734,944.44	0.0%	-0.1%	-0.7%	-1.6%	+3.1%	+61.1%	+109.4%
50-Day SMA	May 12, 26	$719,570.82	+0.0%	-2.0%	-3.2%	-3.7%	-7.4%	+50.6%	+79.3%

10-Day Volatility History

Date	Value	Change
May 13, 2026	12.66%	+20.3%
Dec 31, 2025	10.52%	-28.8%
Dec 31, 2024	14.78%	+4.3%
Dec 31, 2023	14.17%	-27.7%
Dec 31, 2022	19.59%	+13.4%
Dec 31, 2021	17.28%	+86.4%
Dec 31, 2020	9.27%	+49.0%
Dec 31, 2019	6.22%	-78.6%
Dec 31, 2018	29.03%	+207.5%
Dec 31, 2017	9.44%	+24.9%
Dec 31, 2016	7.56%	-64.4%
Dec 31, 2015	21.24%	+9.5%
Dec 31, 2014	19.40%	+71.1%
Dec 31, 2013	11.34%	+13.9%
Dec 31, 2012	9.96%	-40.5%
Dec 31, 2011	16.74%	+71.3%
Dec 31, 2010	9.77%	-39.2%
Dec 31, 2009	16.06%	-58.2%
Dec 31, 2008	38.41%	+18.6%
Dec 31, 2007	32.38%	+57.9%
Dec 31, 2006	20.51%	+431.3%
Dec 31, 2005	3.86%	-79.0%
Dec 31, 2004	18.38%	+58.9%
Dec 31, 2003	11.57%	-22.5%

Date	Value	Change
Dec 31, 2002	14.92%	+1.2%
Dec 31, 2001	14.75%	-37.0%
Dec 31, 2000	23.40%	-37.0%
Dec 31, 1999	37.12%	-33.8%
Dec 31, 1998	56.07%	+873.4%
Dec 31, 1997	5.76%	-74.7%
Dec 31, 1996	22.76%	-21.9%
Dec 31, 1995	29.15%	+161.2%
Dec 31, 1994	11.16%	-38.5%
Dec 31, 1993	18.15%	+79.5%
Dec 31, 1992	10.11%	-47.9%
Dec 31, 1991	19.39%	-3.7%
Dec 31, 1990	20.14%	+24.5%
Dec 31, 1989	16.18%	+25.9%
Dec 31, 1988	12.85%	-46.1%
Dec 31, 1987	23.84%	+22.1%
Dec 31, 1986	19.52%	-29.4%
Dec 31, 1985	27.65%	+947.3%
Dec 31, 1984	2.64%	-69.6%
Dec 31, 1983	8.69%	-44.2%
Dec 31, 1982	15.57%	+244.5%
Dec 31, 1981	4.52%	-49.0%
Dec 31, 1980	8.87%	-

FAQ

What is the current 10-day volatility of BRK.A?
As of today, BRK.A 10-day volatility is 12.66%
What 10-day volatility category does BRK.A fall into?
Based on its current 10-day historical volatility, BRK.A falls into the very low volatility category
What is BRK.A 10-day volatility 1-year high?
BRK.A 10-day volatility reached a 1-year high of 32.04% on March 6, 2026
What is BRK.A 10-day volatility 1-year low?
BRK.A 10-day volatility reached a 1-year low of 6.20% on September 29, 2025

1-Month

11.03%

May 12, 2026

Summary

Current Value: As of today, BRK.A 1-month volatility is 11.03%, up +5.75% on May 12, 2026
Value Category: Based on its current 1-month historical volatility, BRK.A falls into the very low volatility category
1-Year High: BRK.A 1-month volatility reached a 1-year high of 26.39% on an earlier date
1-Year Low: BRK.A 1-month volatility reached a 1-year low of 8.44% on October 8, 2025

Performance

BRK.A Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Month Volatility	May 12, 26	11.03%	+5.8%	-2.4%	-34.9%	-13.3%	-57.3%	-17.3%	-40.1%
10-Day Volatility	May 12, 26	12.66%	-3.6%	+17.0%	-30.3%	+20.3%	-55.7%	-14.2%	-44.2%
3-Month Volatility	May 12, 26	15.75%	+1.8%	-9.6%	+15.0%	+15.9%	-43.7%	-9.1%	-21.2%
1-Year Volatility	May 12, 26	13.95%	+0.4%	-9.7%	-22.5%	-23.5%	-29.8%	-34.7%	-33.3%
14-Day RSI	May 12, 26	62.08	+9.3%	+32.6%	+10.0%	+16.7%	+38.7%	+19.4%	-2.7%
Beta	May 12, 26	0.13	-7.1%	-55.2%	-70.5%	-71.1%	-75.5%	-84.2%	-84.3%
ATR	May 12, 26	$8,614.62	+4.6%	-4.2%	-22.6%	-0.8%	-51.4%	-4.5%	+16.7%
Price	May 12, 26	$728,500.00	+1.0%	+1.1%	-3.0%	-3.5%	-5.0%	+48.3%	+69.2%
200-Day SMA	May 12, 26	$734,944.44	0.0%	-0.1%	-0.7%	-1.6%	+3.1%	+61.1%	+109.4%
50-Day SMA	May 12, 26	$719,570.82	+0.0%	-2.0%	-3.2%	-3.7%	-7.4%	+50.6%	+79.3%

1-Month Volatility History

Date	Value	Change
May 13, 2026	11.03%	-15.0%
Dec 31, 2025	12.98%	+4.1%
Dec 31, 2024	12.47%	-6.7%
Dec 31, 2023	13.36%	-28.9%
Dec 31, 2022	18.78%	+5.3%
Dec 31, 2021	17.84%	+85.1%
Dec 31, 2020	9.64%	+1.6%
Dec 31, 2019	9.49%	-67.1%
Dec 31, 2018	28.82%	+187.1%
Dec 31, 2017	10.04%	-9.5%
Dec 31, 2016	11.09%	-52.5%
Dec 31, 2015	23.34%	+32.9%
Dec 31, 2014	17.56%	+41.5%
Dec 31, 2013	12.41%	+6.6%
Dec 31, 2012	11.64%	-28.5%
Dec 31, 2011	16.29%	+70.2%
Dec 31, 2010	9.57%	-24.2%
Dec 31, 2009	12.62%	-76.4%
Dec 31, 2008	53.43%	+89.1%
Dec 31, 2007	28.25%	+68.0%
Dec 31, 2006	16.82%	+70.6%
Dec 31, 2005	9.86%	-25.2%
Dec 31, 2004	13.19%	+53.9%
Dec 31, 2003	8.57%	-64.8%

Date	Value	Change
Dec 31, 2002	24.35%	+36.3%
Dec 31, 2001	17.86%	-42.1%
Dec 31, 2000	30.87%	-0.2%
Dec 31, 1999	30.93%	-29.0%
Dec 31, 1998	43.54%	+363.7%
Dec 31, 1997	9.39%	-47.8%
Dec 31, 1996	17.99%	-20.3%
Dec 31, 1995	22.56%	+74.7%
Dec 31, 1994	12.91%	-27.5%
Dec 31, 1993	17.80%	-18.9%
Dec 31, 1992	21.95%	+38.7%
Dec 31, 1991	15.82%	-33.1%
Dec 31, 1990	23.66%	+77.5%
Dec 31, 1989	13.33%	-24.7%
Dec 31, 1988	17.71%	-48.4%
Dec 31, 1987	34.31%	+93.8%
Dec 31, 1986	17.70%	-18.4%
Dec 31, 1985	21.70%	+477.1%
Dec 31, 1984	3.76%	-61.2%
Dec 31, 1983	9.69%	-19.2%
Dec 31, 1982	11.99%	-41.0%
Dec 31, 1981	20.31%	-37.4%
Dec 31, 1980	32.43%	-

FAQ

What is the current 1-month volatility of BRK.A?
As of today, BRK.A 1-month volatility is 11.03%
What 1-month volatility category does BRK.A fall into?
Based on its current 1-month historical volatility, BRK.A falls into the very low volatility category
What is BRK.A 1-month volatility 1-year low?
BRK.A 1-month volatility reached a 1-year low of 8.44% on October 8, 2025

3-Month

15.75%

May 12, 2026

Summary

Current Value: As of today, BRK.A 3-month volatility is 15.75%, up +1.81% on May 12, 2026
Value Category: Based on its current 3-month historical volatility, BRK.A falls into the low volatility category
1-Year High: BRK.A 3-month volatility reached a 1-year high of 28.25% on May 14, 2025
1-Year Low: BRK.A 3-month volatility reached a 1-year low of 11.82% on October 7, 2025

Performance

BRK.A Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
3-Month Volatility	May 12, 26	15.75%	+1.8%	-9.6%	+15.0%	+15.9%	-43.7%	-9.1%	-21.2%
10-Day Volatility	May 12, 26	12.66%	-3.6%	+17.0%	-30.3%	+20.3%	-55.7%	-14.2%	-44.2%
1-Month Volatility	May 12, 26	11.03%	+5.8%	-2.4%	-34.9%	-13.3%	-57.3%	-17.3%	-40.1%
1-Year Volatility	May 12, 26	13.95%	+0.4%	-9.7%	-22.5%	-23.5%	-29.8%	-34.7%	-33.3%
14-Day RSI	May 12, 26	62.08	+9.3%	+32.6%	+10.0%	+16.7%	+38.7%	+19.4%	-2.7%
Beta	May 12, 26	0.13	-7.1%	-55.2%	-70.5%	-71.1%	-75.5%	-84.2%	-84.3%
ATR	May 12, 26	$8,614.62	+4.6%	-4.2%	-22.6%	-0.8%	-51.4%	-4.5%	+16.7%
Price	May 12, 26	$728,500.00	+1.0%	+1.1%	-3.0%	-3.5%	-5.0%	+48.3%	+69.2%
200-Day SMA	May 12, 26	$734,944.44	0.0%	-0.1%	-0.7%	-1.6%	+3.1%	+61.1%	+109.4%
50-Day SMA	May 12, 26	$719,570.82	+0.0%	-2.0%	-3.2%	-3.7%	-7.4%	+50.6%	+79.3%

3-Month Volatility History

Date	Value	Change
May 13, 2026	15.75%	+15.3%
Dec 31, 2025	13.66%	-22.1%
Dec 31, 2024	17.54%	+37.5%
Dec 31, 2023	12.76%	-48.2%
Dec 31, 2022	24.62%	+65.5%
Dec 31, 2021	14.88%	-24.8%
Dec 31, 2020	19.79%	+86.5%
Dec 31, 2019	10.61%	-61.2%
Dec 31, 2018	27.32%	+154.4%
Dec 31, 2017	10.74%	-14.7%
Dec 31, 2016	12.59%	-32.0%
Dec 31, 2015	18.52%	+25.9%
Dec 31, 2014	14.71%	+17.9%
Dec 31, 2013	12.48%	+8.5%
Dec 31, 2012	11.50%	-58.1%
Dec 31, 2011	27.42%	+101.5%
Dec 31, 2010	13.61%	+15.7%
Dec 31, 2009	11.76%	-83.1%
Dec 31, 2008	69.53%	+229.8%
Dec 31, 2007	21.08%	+42.8%
Dec 31, 2006	14.76%	+41.0%
Dec 31, 2005	10.47%	-32.3%
Dec 31, 2004	15.47%	+63.0%
Dec 31, 2003	9.49%	-59.5%

Date	Value	Change
Dec 31, 2002	23.41%	+16.7%
Dec 31, 2001	20.06%	-44.9%
Dec 31, 2000	36.40%	+13.2%
Dec 31, 1999	32.16%	-7.3%
Dec 31, 1998	34.69%	+77.9%
Dec 31, 1997	19.50%	+41.0%
Dec 31, 1996	13.83%	-30.9%
Dec 31, 1995	20.00%	+27.7%
Dec 31, 1994	15.66%	-3.8%
Dec 31, 1993	16.28%	-18.6%
Dec 31, 1992	19.99%	+50.1%
Dec 31, 1991	13.32%	-56.5%
Dec 31, 1990	30.63%	+55.4%
Dec 31, 1989	19.71%	+26.1%
Dec 31, 1988	15.63%	-77.8%
Dec 31, 1987	70.39%	+342.4%
Dec 31, 1986	15.91%	-36.2%
Dec 31, 1985	24.94%	+669.8%
Dec 31, 1984	3.24%	-75.2%
Dec 31, 1983	13.08%	-28.0%
Dec 31, 1982	18.17%	-7.2%
Dec 31, 1981	19.59%	-20.7%
Dec 31, 1980	24.70%	-

FAQ

What is the current 3-month volatility of BRK.A?
As of today, BRK.A 3-month volatility is 15.75%
What 3-month volatility category does BRK.A fall into?
Based on its current 3-month historical volatility, BRK.A falls into the low volatility category
What is BRK.A 3-month volatility 1-year high?
BRK.A 3-month volatility reached a 1-year high of 28.25% on May 14, 2025
What is BRK.A 3-month volatility 1-year low?
BRK.A 3-month volatility reached a 1-year low of 11.82% on October 7, 2025

1-Year

13.95%

May 12, 2026

Summary

Current Value: As of today, BRK.A 1-year volatility is 13.95%, up +0.36% on May 12, 2026
Value Category: Based on its current 1-year historical volatility, BRK.A falls into the very low volatility category
1-Year High: BRK.A 1-year volatility reached a 1-year high of 20.05% on May 16, 2025
1-Year Low: BRK.A 1-year volatility reached a 1-year low of 13.89% on May 8, 2026

Performance

BRK.A Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Year Volatility	May 12, 26	13.95%	+0.4%	-9.7%	-22.5%	-23.5%	-29.8%	-34.7%	-33.3%
10-Day Volatility	May 12, 26	12.66%	-3.6%	+17.0%	-30.3%	+20.3%	-55.7%	-14.2%	-44.2%
1-Month Volatility	May 12, 26	11.03%	+5.8%	-2.4%	-34.9%	-13.3%	-57.3%	-17.3%	-40.1%
3-Month Volatility	May 12, 26	15.75%	+1.8%	-9.6%	+15.0%	+15.9%	-43.7%	-9.1%	-21.2%
1-Year Volatility	May 12, 26	13.95%	+0.4%	-9.7%	-22.5%	-23.5%	-29.8%	-34.7%	-33.3%
14-Day RSI	May 12, 26	62.08	+9.3%	+32.6%	+10.0%	+16.7%	+38.7%	+19.4%	-2.7%
Beta	May 12, 26	0.13	-7.1%	-55.2%	-70.5%	-71.1%	-75.5%	-84.2%	-84.3%
ATR	May 12, 26	$8,614.62	+4.6%	-4.2%	-22.6%	-0.8%	-51.4%	-4.5%	+16.7%
Price	May 12, 26	$728,500.00	+1.0%	+1.1%	-3.0%	-3.5%	-5.0%	+48.3%	+69.2%
200-Day SMA	May 12, 26	$734,944.44	0.0%	-0.1%	-0.7%	-1.6%	+3.1%	+61.1%	+109.4%
50-Day SMA	May 12, 26	$719,570.82	+0.0%	-2.0%	-3.2%	-3.7%	-7.4%	+50.6%	+79.3%

1-Year Volatility History

Date	Value	Change
May 13, 2026	13.95%	-23.5%
Dec 31, 2025	18.23%	+21.8%
Dec 31, 2024	14.97%	+3.0%
Dec 31, 2023	14.54%	-34.7%
Dec 31, 2022	22.27%	+43.2%
Dec 31, 2021	15.55%	-52.5%
Dec 31, 2020	32.73%	+120.0%
Dec 31, 2019	14.88%	-32.6%
Dec 31, 2018	22.07%	+101.6%
Dec 31, 2017	10.95%	-22.2%
Dec 31, 2016	14.08%	-12.5%
Dec 31, 2015	16.10%	+23.8%
Dec 31, 2014	13.00%	-8.9%
Dec 31, 2013	14.27%	+19.7%
Dec 31, 2012	11.92%	-55.8%
Dec 31, 2011	26.98%	+18.1%
Dec 31, 2010	22.84%	-30.9%
Dec 31, 2009	33.03%	-24.4%
Dec 31, 2008	43.71%	+194.3%
Dec 31, 2007	14.85%	+34.4%
Dec 31, 2006	11.05%	-16.5%
Dec 31, 2005	13.23%	-6.4%
Dec 31, 2004	14.14%	-17.7%
Dec 31, 2003	17.19%	-22.8%

Date	Value	Change
Dec 31, 2002	22.28%	-8.4%
Dec 31, 2001	24.31%	-40.6%
Dec 31, 2000	40.92%	+37.8%
Dec 31, 1999	29.69%	+2.0%
Dec 31, 1998	29.12%	+45.7%
Dec 31, 1997	19.98%	-15.2%
Dec 31, 1996	23.55%	+3.5%
Dec 31, 1995	22.75%	+21.5%
Dec 31, 1994	18.73%	-16.8%
Dec 31, 1993	22.51%	+53.2%
Dec 31, 1992	14.69%	-11.9%
Dec 31, 1991	16.68%	-39.2%
Dec 31, 1990	27.43%	+29.3%
Dec 31, 1989	21.22%	-11.2%
Dec 31, 1988	23.89%	-41.7%
Dec 31, 1987	40.95%	+69.8%
Dec 31, 1986	24.12%	-3.8%
Dec 31, 1985	25.08%	+174.1%
Dec 31, 1984	9.15%	-48.3%
Dec 31, 1983	17.70%	-5.6%
Dec 31, 1982	18.75%	+17.0%
Dec 31, 1981	16.02%	-36.5%
Dec 31, 1980	25.24%	-

FAQ

What is the current 1-year volatility of BRK.A?
As of today, BRK.A 1-year volatility is 13.95%
What 1-year volatility category does BRK.A fall into?
Based on its current 1-year historical volatility, BRK.A falls into the very low volatility category
What is BRK.A 1-year volatility 1-year high?
BRK.A 1-year volatility reached a 1-year high of 20.05% on May 16, 2025
What is BRK.A 1-year volatility 1-year low?
BRK.A 1-year volatility reached a 1-year low of 13.89% on May 8, 2026

Data Sources & References

BRK.A Official Website www.berkshirehathaway.com
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/1067983/000119312526083899/0001193125-26-083899-index.htm
BRK.A Profile on Yahoo Finance finance.yahoo.com/quote/BRK-A
BRK.A Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/brk.a