What is the current 10-day volatility of AJG?

As of today, AJG 10-day volatility is 22.24%

What 10-day volatility category does AJG fall into?

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

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

AJG 10-day volatility reached a 1-year high of 51.47% on April 17, 2025

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

AJG 10-day volatility reached a 1-year low of 9.50% on September 29, 2025

What is the current 1-month volatility of AJG?

As of today, AJG 1-month volatility is 21.55%

What 1-month volatility category does AJG fall into?

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

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

AJG 1-month volatility reached a 1-year high of 44.53% on May 3, 2025

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

AJG 1-month volatility reached a 1-year low of 12.94% on September 3, 2025

What is the current 3-month volatility of AJG?

As of today, AJG 3-month volatility is 27.94%

What 3-month volatility category does AJG fall into?

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

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

AJG 3-month volatility reached a 1-year high of 30.23% on June 5, 2025

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

AJG 3-month volatility reached a 1-year low of 18.72% on January 13, 2025

What is the current 1-year volatility of AJG?

As of today, AJG 1-year volatility is 25.13%

What 1-year volatility category does AJG fall into?

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

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

AJG 1-year volatility reached a 1-year high of 25.21% on December 13, 2025

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

AJG 1-year volatility reached a 1-year low of 17.50% on January 15, 2025

AJG Stock Volatility History & Chart Since 1984

10-Day

22.24%

January 9, 2026

Summary

Current Value: As of today, AJG 10-day volatility is 22.24%, down -0.94% on January 9, 2026
Value Category: Based on its current 10-day historical volatility, AJG falls into the low volatility category
1-Year High: AJG 10-day volatility reached a 1-year high of 51.47% on April 17, 2025
1-Year Low: AJG 10-day volatility reached a 1-year low of 9.50% on September 29, 2025

10-Day Volatility Chart

Performance

AJG Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
10-Day Volatility	Jan 9, 26	22.24%	-0.9%	+47.9%	+45.5%	+65.5%	-8.2%	+3.0%	-1.8%
1-Month Volatility	Jan 9, 26	21.55%	-3.6%	+8.3%	+10.1%	+2.7%	-2.6%	+5.6%	-8.4%
3-Month Volatility	Jan 9, 26	27.94%	+0.4%	+6.5%	+29.2%	+4.4%	+41.3%	+5.0%	+35.8%
1-Year Volatility	Jan 9, 26	25.13%	0.0%	+0.7%	+8.8%	-0.2%	+42.6%	-6.1%	-38.1%
14-Day RSI	Jan 9, 26	59.65	+0.1%	+84.8%	+23.6%	+7.9%	+21.4%	+12.1%	+17.1%
Beta	Jan 9, 26	0.30	0.0%	-6.3%	-21.1%	0.0%	-14.3%	-63.9%	-68.4%
ATR	Jan 9, 26	$5.38	-3.2%	+5.8%	+1.2%	+20.1%	-8.3%	+41.5%	+112.0%
Price	Jan 9, 26	$264.59	+0.0%	+10.3%	-12.5%	+2.2%	-7.3%	+38.0%	+118.9%
200-Day SMA	Jan 9, 26	$298.04	-0.1%	-2.5%	-5.1%	-0.7%	+9.0%	+68.4%	+191.7%
50-Day SMA	Jan 9, 26	$252.98	-0.0%	-5.8%	-15.2%	-0.8%	-13.0%	+32.4%	+116.1%

10-Day Volatility History

Date	Value	Change
Jan 9, 2026	22.24%	+65.5%
Dec 31, 2025	13.44%	-14.0%
Dec 31, 2024	15.63%	-25.6%
Dec 31, 2023	21.00%	+43.3%
Dec 31, 2022	14.65%	-5.7%
Dec 31, 2021	15.54%	-16.1%
Dec 31, 2020	18.52%	+59.7%
Dec 31, 2019	11.60%	-64.2%
Dec 31, 2018	32.43%	+144.0%
Dec 31, 2017	13.29%	+51.5%
Dec 31, 2016	8.77%	-62.8%
Dec 31, 2015	23.60%	+82.4%
Dec 31, 2014	12.94%	+82.8%
Dec 31, 2013	7.08%	-37.3%
Dec 31, 2012	11.29%	-34.7%
Dec 31, 2011	17.28%	+408.2%
Dec 31, 2010	3.40%	-76.3%
Dec 31, 2009	14.35%	-36.1%
Dec 31, 2008	22.46%	-17.5%
Dec 31, 2007	27.23%	+178.7%
Dec 31, 2006	9.77%	-30.3%
Dec 31, 2005	14.02%	+43.2%

Date	Value	Change
Dec 31, 2004	9.79%	+30.9%
Dec 31, 2003	7.48%	-63.0%
Dec 31, 2002	20.24%	+100.0%
Dec 31, 2001	10.12%	-71.1%
Dec 31, 2000	35.01%	+24.7%
Dec 31, 1999	28.08%	-9.2%
Dec 31, 1998	30.91%	+83.6%
Dec 31, 1997	16.84%	-3.6%
Dec 31, 1996	17.46%	+11.3%
Dec 31, 1995	15.69%	+14.0%
Dec 31, 1994	13.76%	-37.0%
Dec 31, 1993	21.83%	+69.0%
Dec 31, 1992	12.92%	-33.4%
Dec 31, 1991	19.41%	+92.8%
Dec 31, 1990	10.07%	-45.2%
Dec 31, 1989	18.37%	-18.7%
Dec 31, 1988	22.60%	+30.1%
Dec 31, 1987	17.37%	-28.9%
Dec 31, 1986	24.43%	+37.9%
Dec 31, 1985	17.72%	-22.6%
Dec 31, 1984	22.89%	-

FAQ

What is the current 10-day volatility of AJG?
As of today, AJG 10-day volatility is 22.24%
What 10-day volatility category does AJG fall into?
Based on its current 10-day historical volatility, AJG falls into the low volatility category
What is AJG 10-day volatility 1-year high?
AJG 10-day volatility reached a 1-year high of 51.47% on April 17, 2025
What is AJG 10-day volatility 1-year low?
AJG 10-day volatility reached a 1-year low of 9.50% on September 29, 2025

1-Month

21.55%

January 9, 2026

Summary

Current Value: As of today, AJG 1-month volatility is 21.55%, down -3.62% on January 9, 2026
Value Category: Based on its current 1-month historical volatility, AJG falls into the low volatility category
1-Year High: AJG 1-month volatility reached a 1-year high of 44.53% on May 3, 2025
1-Year Low: AJG 1-month volatility reached a 1-year low of 12.94% on September 3, 2025

Performance

AJG Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Month Volatility	Jan 9, 26	21.55%	-3.6%	+8.3%	+10.1%	+2.7%	-2.6%	+5.6%	-8.4%
10-Day Volatility	Jan 9, 26	22.24%	-0.9%	+47.9%	+45.5%	+65.5%	-8.2%	+3.0%	-1.8%
3-Month Volatility	Jan 9, 26	27.94%	+0.4%	+6.5%	+29.2%	+4.4%	+41.3%	+5.0%	+35.8%
1-Year Volatility	Jan 9, 26	25.13%	0.0%	+0.7%	+8.8%	-0.2%	+42.6%	-6.1%	-38.1%
14-Day RSI	Jan 9, 26	59.65	+0.1%	+84.8%	+23.6%	+7.9%	+21.4%	+12.1%	+17.1%
Beta	Jan 9, 26	0.30	0.0%	-6.3%	-21.1%	0.0%	-14.3%	-63.9%	-68.4%
ATR	Jan 9, 26	$5.38	-3.2%	+5.8%	+1.2%	+20.1%	-8.3%	+41.5%	+112.0%
Price	Jan 9, 26	$264.59	+0.0%	+10.3%	-12.5%	+2.2%	-7.3%	+38.0%	+118.9%
200-Day SMA	Jan 9, 26	$298.04	-0.1%	-2.5%	-5.1%	-0.7%	+9.0%	+68.4%	+191.7%
50-Day SMA	Jan 9, 26	$252.98	-0.0%	-5.8%	-15.2%	-0.8%	-13.0%	+32.4%	+116.1%

1-Month Volatility History

Date	Value	Change
Jan 9, 2026	22.38%	+8.2%
Dec 31, 2025	20.68%	+12.3%
Dec 31, 2024	18.41%	-41.0%
Dec 31, 2023	31.22%	+79.7%
Dec 31, 2022	17.37%	+2.3%
Dec 31, 2021	16.98%	-7.8%
Dec 31, 2020	18.42%	+59.5%
Dec 31, 2019	11.55%	-56.0%
Dec 31, 2018	26.24%	+108.4%
Dec 31, 2017	12.59%	-7.0%
Dec 31, 2016	13.54%	-38.5%
Dec 31, 2015	22.01%	+57.2%
Dec 31, 2014	14.00%	+18.9%
Dec 31, 2013	11.77%	+18.6%
Dec 31, 2012	9.92%	-32.2%
Dec 31, 2011	14.64%	+29.6%
Dec 31, 2010	11.30%	-12.4%
Dec 31, 2009	12.90%	-67.3%
Dec 31, 2008	39.40%	+71.0%
Dec 31, 2007	23.04%	+118.8%
Dec 31, 2006	10.53%	-13.3%
Dec 31, 2005	12.15%	+25.8%

Date	Value	Change
Dec 31, 2004	9.66%	-21.7%
Dec 31, 2003	12.34%	-51.7%
Dec 31, 2002	25.53%	+51.8%
Dec 31, 2001	16.82%	-63.0%
Dec 31, 2000	45.45%	+64.6%
Dec 31, 1999	27.61%	-3.3%
Dec 31, 1998	28.54%	+92.6%
Dec 31, 1997	14.82%	-2.4%
Dec 31, 1996	15.19%	-23.4%
Dec 31, 1995	19.82%	+11.2%
Dec 31, 1994	17.82%	+16.0%
Dec 31, 1993	15.36%	-17.3%
Dec 31, 1992	18.57%	+14.3%
Dec 31, 1991	16.25%	+58.4%
Dec 31, 1990	10.26%	-37.9%
Dec 31, 1989	16.51%	-14.6%
Dec 31, 1988	19.33%	+17.1%
Dec 31, 1987	16.51%	-46.4%
Dec 31, 1986	30.80%	+94.9%
Dec 31, 1985	15.80%	-8.9%
Dec 31, 1984	17.35%	-

FAQ

What is the current 1-month volatility of AJG?
As of today, AJG 1-month volatility is 21.55%
What 1-month volatility category does AJG fall into?
Based on its current 1-month historical volatility, AJG falls into the low volatility category
What is AJG 1-month volatility 1-year high?
AJG 1-month volatility reached a 1-year high of 44.53% on May 3, 2025
What is AJG 1-month volatility 1-year low?
AJG 1-month volatility reached a 1-year low of 12.94% on September 3, 2025

3-Month

27.94%

January 9, 2026

Summary

Current Value: As of today, AJG 3-month volatility is 27.94%, up +0.36% on January 9, 2026
Value Category: Based on its current 3-month historical volatility, AJG falls into the moderate volatility category
1-Year High: AJG 3-month volatility reached a 1-year high of 30.23% on June 5, 2025
1-Year Low: AJG 3-month volatility reached a 1-year low of 18.72% on January 13, 2025

Performance

AJG Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
3-Month Volatility	Jan 9, 26	27.94%	+0.4%	+6.5%	+29.2%	+4.4%	+41.3%	+5.0%	+35.8%
10-Day Volatility	Jan 9, 26	22.24%	-0.9%	+47.9%	+45.5%	+65.5%	-8.2%	+3.0%	-1.8%
1-Month Volatility	Jan 9, 26	21.55%	-3.6%	+8.3%	+10.1%	+2.7%	-2.6%	+5.6%	-8.4%
1-Year Volatility	Jan 9, 26	25.13%	0.0%	+0.7%	+8.8%	-0.2%	+42.6%	-6.1%	-38.1%
14-Day RSI	Jan 9, 26	59.65	+0.1%	+84.8%	+23.6%	+7.9%	+21.4%	+12.1%	+17.1%
Beta	Jan 9, 26	0.30	0.0%	-6.3%	-21.1%	0.0%	-14.3%	-63.9%	-68.4%
ATR	Jan 9, 26	$5.38	-3.2%	+5.8%	+1.2%	+20.1%	-8.3%	+41.5%	+112.0%
Price	Jan 9, 26	$264.59	+0.0%	+10.3%	-12.5%	+2.2%	-7.3%	+38.0%	+118.9%
200-Day SMA	Jan 9, 26	$298.04	-0.1%	-2.5%	-5.1%	-0.7%	+9.0%	+68.4%	+191.7%
50-Day SMA	Jan 9, 26	$252.98	-0.0%	-5.8%	-15.2%	-0.8%	-13.0%	+32.4%	+116.1%

3-Month Volatility History

Date	Value	Change
Jan 9, 2026	27.71%	+4.1%
Dec 31, 2025	26.63%	+42.6%
Dec 31, 2024	18.67%	-17.4%
Dec 31, 2023	22.61%	-17.3%
Dec 31, 2022	27.34%	+49.1%
Dec 31, 2021	18.34%	-3.9%
Dec 31, 2020	19.09%	+39.1%
Dec 31, 2019	13.72%	-32.8%
Dec 31, 2018	20.41%	+79.5%
Dec 31, 2017	11.37%	-26.8%
Dec 31, 2016	15.54%	-4.9%
Dec 31, 2015	16.34%	+23.2%
Dec 31, 2014	13.26%	+9.7%
Dec 31, 2013	12.09%	+6.3%
Dec 31, 2012	11.37%	-59.1%
Dec 31, 2011	27.83%	+63.1%
Dec 31, 2010	17.06%	-18.5%
Dec 31, 2009	20.93%	-62.0%
Dec 31, 2008	55.11%	+106.4%
Dec 31, 2007	26.70%	+91.0%
Dec 31, 2006	13.98%	+9.0%
Dec 31, 2005	12.83%	-64.2%

Date	Value	Change
Dec 31, 2004	35.82%	+76.0%
Dec 31, 2003	20.35%	-47.3%
Dec 31, 2002	38.58%	+64.9%
Dec 31, 2001	23.39%	-40.3%
Dec 31, 2000	39.16%	+50.8%
Dec 31, 1999	25.97%	-23.5%
Dec 31, 1998	33.93%	+64.3%
Dec 31, 1997	20.65%	+5.5%
Dec 31, 1996	19.57%	+15.9%
Dec 31, 1995	16.88%	+8.4%
Dec 31, 1994	15.57%	-35.2%
Dec 31, 1993	24.04%	+0.9%
Dec 31, 1992	23.83%	+32.9%
Dec 31, 1991	17.93%	-2.1%
Dec 31, 1990	18.31%	-30.6%
Dec 31, 1989	26.37%	+43.0%
Dec 31, 1988	18.44%	-54.1%
Dec 31, 1987	40.15%	+49.0%
Dec 31, 1986	26.94%	-1.4%
Dec 31, 1985	27.31%	+77.9%
Dec 31, 1984	15.35%	-

FAQ

What is the current 3-month volatility of AJG?
As of today, AJG 3-month volatility is 27.94%
What 3-month volatility category does AJG fall into?
Based on its current 3-month historical volatility, AJG falls into the moderate volatility category
What is AJG 3-month volatility 1-year high?
AJG 3-month volatility reached a 1-year high of 30.23% on June 5, 2025
What is AJG 3-month volatility 1-year low?
AJG 3-month volatility reached a 1-year low of 18.72% on January 13, 2025

1-Year

25.13%

January 9, 2026

Summary

Current Value: As of today, AJG 1-year volatility is 25.13%, unchanged on January 9, 2026
Value Category: Based on its current 1-year historical volatility, AJG falls into the moderate volatility category
1-Year High: AJG 1-year volatility reached a 1-year high of 25.21% on December 13, 2025
1-Year Low: AJG 1-year volatility reached a 1-year low of 17.50% on January 15, 2025

Performance

AJG Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Year Volatility	Jan 9, 26	25.13%	0.0%	+0.7%	+8.8%	-0.2%	+42.6%	-6.1%	-38.1%
10-Day Volatility	Jan 9, 26	22.24%	-0.9%	+47.9%	+45.5%	+65.5%	-8.2%	+3.0%	-1.8%
1-Month Volatility	Jan 9, 26	21.55%	-3.6%	+8.3%	+10.1%	+2.7%	-2.6%	+5.6%	-8.4%
3-Month Volatility	Jan 9, 26	27.94%	+0.4%	+6.5%	+29.2%	+4.4%	+41.3%	+5.0%	+35.8%
1-Year Volatility	Jan 9, 26	25.13%	0.0%	+0.7%	+8.8%	-0.2%	+42.6%	-6.1%	-38.1%
14-Day RSI	Jan 9, 26	59.65	+0.1%	+84.8%	+23.6%	+7.9%	+21.4%	+12.1%	+17.1%
Beta	Jan 9, 26	0.30	0.0%	-6.3%	-21.1%	0.0%	-14.3%	-63.9%	-68.4%
ATR	Jan 9, 26	$5.38	-3.2%	+5.8%	+1.2%	+20.1%	-8.3%	+41.5%	+112.0%
Price	Jan 9, 26	$264.59	+0.0%	+10.3%	-12.5%	+2.2%	-7.3%	+38.0%	+118.9%
200-Day SMA	Jan 9, 26	$298.04	-0.1%	-2.5%	-5.1%	-0.7%	+9.0%	+68.4%	+191.7%
50-Day SMA	Jan 9, 26	$252.98	-0.0%	-5.8%	-15.2%	-0.8%	-13.0%	+32.4%	+116.1%

1-Year Volatility History

Date	Value	Change
Jan 9, 2026	25.08%	-0.4%
Dec 31, 2025	25.18%	+46.6%
Dec 31, 2024	17.18%	-9.8%
Dec 31, 2023	19.05%	-28.5%
Dec 31, 2022	26.66%	+42.2%
Dec 31, 2021	18.75%	-53.6%
Dec 31, 2020	40.38%	+150.0%
Dec 31, 2019	16.15%	-12.1%
Dec 31, 2018	18.38%	+54.8%
Dec 31, 2017	11.87%	-31.5%
Dec 31, 2016	17.33%	+13.0%
Dec 31, 2015	15.34%	+4.1%
Dec 31, 2014	14.73%	+4.2%
Dec 31, 2013	14.13%	+4.3%
Dec 31, 2012	13.55%	-45.6%
Dec 31, 2011	24.92%	+26.0%
Dec 31, 2010	19.77%	-50.7%
Dec 31, 2009	40.12%	+6.6%
Dec 31, 2008	37.64%	+81.6%
Dec 31, 2007	20.73%	+19.5%
Dec 31, 2006	17.35%	+13.5%
Dec 31, 2005	15.28%	-33.1%

Date	Value	Change
Dec 31, 2004	22.85%	-12.6%
Dec 31, 2003	26.13%	-30.0%
Dec 31, 2002	37.34%	-11.5%
Dec 31, 2001	42.17%	-10.6%
Dec 31, 2000	47.15%	+97.4%
Dec 31, 1999	23.88%	-17.7%
Dec 31, 1998	29.03%	+45.4%
Dec 31, 1997	19.96%	+21.3%
Dec 31, 1996	16.46%	+6.3%
Dec 31, 1995	15.49%	-15.3%
Dec 31, 1994	18.29%	-28.7%
Dec 31, 1993	25.67%	+8.4%
Dec 31, 1992	23.67%	-2.9%
Dec 31, 1991	24.38%	+47.2%
Dec 31, 1990	16.56%	-19.8%
Dec 31, 1989	20.64%	-12.0%
Dec 31, 1988	23.45%	-35.6%
Dec 31, 1987	36.40%	+16.3%
Dec 31, 1986	31.29%	+36.5%
Dec 31, 1985	22.92%	-5.6%
Dec 31, 1984	24.28%	-

FAQ

What is the current 1-year volatility of AJG?
As of today, AJG 1-year volatility is 25.13%
What 1-year volatility category does AJG fall into?
Based on its current 1-year historical volatility, AJG falls into the moderate volatility category
What is AJG 1-year volatility 1-year high?
AJG 1-year volatility reached a 1-year high of 25.21% on December 13, 2025
What is AJG 1-year volatility 1-year low?
AJG 1-year volatility reached a 1-year low of 17.50% on January 15, 2025

Data Sources & References

AJG Official Website www.ajg.com
Most Recent Quarterly Report (10-Q) www.sec.gov/Archives/edgar/data/354190/000119312525258781/0001193125-25-258781-index.htm
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/354190/000095017025021775/0000950170-25-021775-index.htm
AJG Profile on Yahoo Finance finance.yahoo.com/quote/AJG
AJG Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/ajg