What is the current 10-day volatility of CTAS?

As of today, CTAS 10-day volatility is 11.26%

What 10-day volatility category does CTAS fall into?

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

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

CTAS 10-day volatility reached a 1-year high of 45.54% on July 16, 2026

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

CTAS 10-day volatility reached a 1-year low of 9.33% on November 12, 2025

What is the current 1-month volatility of CTAS?

As of today, CTAS 1-month volatility is 14.33%

What 1-month volatility category does CTAS fall into?

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

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

CTAS 1-month volatility reached a 1-year high of 40.41% on July 16, 2026

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

CTAS 1-month volatility reached a 1-year low of 12.09% on February 9, 2026

What is the current 3-month volatility of CTAS?

As of today, CTAS 3-month volatility is 27.18%

What 3-month volatility category does CTAS fall into?

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

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

CTAS 3-month volatility reached a 1-year high of 32.82% on July 30, 2026

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

CTAS 3-month volatility reached a 1-year low of 15.25% on February 5, 2026

What is the current 1-year volatility of CTAS?

As of today, CTAS 1-year volatility is 23.11%

What 1-year volatility category does CTAS fall into?

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

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

CTAS 1-year volatility reached a 1-year high of 25.76% on October 31, 2025

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

CTAS 1-year volatility reached a 1-year low of 18.55% on April 22, 2026

CTAS Stock Volatility History & Chart Since 1983

10-Day

11.26%

September 21, 2026

Summary

Current Value: As of today, CTAS 10-day volatility is 11.26%, unchanged on September 21, 2026
Value Category: Based on its current 10-day historical volatility, CTAS falls into the very low volatility category
1-Year High: CTAS 10-day volatility reached a 1-year high of 45.54% on July 16, 2026
1-Year Low: CTAS 10-day volatility reached a 1-year low of 9.33% on November 12, 2025

10-Day Volatility Chart

Performance

CTAS Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
10-Day Volatility	Sep 21, 26	11.26%	0.0%	-30.5%	-67.1%	-35.8%	-25.0%	-48.8%	-42.5%
1-Month Volatility	Sep 21, 26	14.33%	0.0%	-39.3%	-53.3%	-16.8%	-13.9%	-19.7%	-6.3%
3-Month Volatility	Sep 21, 26	27.18%	+1.2%	-12.4%	+5.0%	+42.1%	+44.2%	+76.5%	+46.0%
1-Year Volatility	Sep 21, 26	23.11%	+0.2%	-0.6%	+10.9%	+5.8%	-8.0%	+9.1%	-8.9%
14-Day RSI	Sep 21, 26	41.98	0.0%	-26.6%	-0.8%	-15.3%	+14.9%	-17.2%	-28.1%
Beta	Sep 21, 26	0.17	0.0%	-5.6%	-60.5%	-72.1%	-75.0%	-81.5%	-86.6%
ATR	Sep 21, 26	$3.73	0.0%	-18.6%	-18.3%	+20.3%	+16.2%	-99.0%	-98.8%
Price	Sep 23, 26	$198.00	-0.4%	-2.8%	+17.3%	+5.3%	-1.3%	+56.9%	+97.1%
200-Day SMA	Sep 21, 26	$187.59	0.0%	+0.9%	+0.7%	-8.6%	-10.2%	+60.5%	+108.4%
50-Day SMA	Sep 21, 26	$201.84	0.0%	+5.5%	+16.6%	+8.0%	-5.6%	+61.3%	+105.7%
20-Day SMA	Sep 21, 26	$201.02	0.0%	-1.6%	+15.3%	+7.0%	-1.5%	+59.0%	+102.7%

10-Day Volatility History

Date	Value	Change
Sep 23, 2026	11.26%	-35.8%
Dec 31, 2025	17.54%	-68.1%
Dec 31, 2024	54.96%	+57.1%
Dec 31, 2023	34.99%	+11.7%
Dec 31, 2022	31.33%	+10.2%
Dec 31, 2021	28.44%	-14.7%
Dec 31, 2020	33.35%	+155.2%
Dec 31, 2019	13.07%	-66.8%
Dec 31, 2018	39.42%	+195.9%
Dec 31, 2017	13.32%	-21.9%
Dec 31, 2016	17.05%	-14.2%
Dec 31, 2015	19.88%	-41.6%
Dec 31, 2014	34.06%	+38.7%
Dec 31, 2013	24.55%	+18.5%
Dec 31, 2012	20.72%	-56.9%
Dec 31, 2011	48.13%	+178.9%
Dec 31, 2010	17.26%	-71.0%
Dec 31, 2009	59.46%	-19.5%
Dec 31, 2008	73.82%	+80.3%
Dec 31, 2007	40.95%	+101.5%
Dec 31, 2006	20.32%	+3.4%
Dec 31, 2005	19.65%	-4.4%

Date	Value	Change
Dec 31, 2004	20.56%	-54.0%
Dec 31, 2003	44.73%	+106.9%
Dec 31, 2002	21.62%	-36.8%
Dec 31, 2001	34.21%	-27.7%
Dec 31, 2000	47.32%	+35.3%
Dec 31, 1999	34.97%	-18.1%
Dec 31, 1998	42.71%	-2.7%
Dec 31, 1997	43.90%	+158.5%
Dec 31, 1996	16.98%	-12.8%
Dec 31, 1995	19.48%	-3.8%
Dec 31, 1994	20.26%	+13.1%
Dec 31, 1993	17.92%	+12.1%
Dec 31, 1992	15.98%	-59.8%
Dec 31, 1991	39.80%	+0.6%
Dec 31, 1990	39.58%	+54.5%
Dec 31, 1989	25.62%	+14.6%
Dec 31, 1988	22.35%	-65.3%
Dec 31, 1987	64.34%	+411.4%
Dec 31, 1986	12.58%	-34.2%
Dec 31, 1985	19.11%	+28.8%
Dec 31, 1984	14.84%	+33.8%
Dec 31, 1983	11.09%	-

FAQ

What is the current 10-day volatility of CTAS?: As of today, CTAS 10-day volatility is 11.26%
What 10-day volatility category does CTAS fall into?: Based on its current 10-day historical volatility, CTAS falls into the very low volatility category
What is CTAS 10-day volatility 1-year high?: CTAS 10-day volatility reached a 1-year high of 45.54% on July 16, 2026
What is CTAS 10-day volatility 1-year low?: CTAS 10-day volatility reached a 1-year low of 9.33% on November 12, 2025

1-Month

14.33%

September 21, 2026

Summary

Current Value: As of today, CTAS 1-month volatility is 14.33%, unchanged on September 21, 2026
Value Category: Based on its current 1-month historical volatility, CTAS falls into the very low volatility category
1-Year High: CTAS 1-month volatility reached a 1-year high of 40.41% on July 16, 2026
1-Year Low: CTAS 1-month volatility reached a 1-year low of 12.09% on February 9, 2026

Performance

CTAS Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Month Volatility	Sep 21, 26	14.33%	0.0%	-39.3%	-53.3%	-16.8%	-13.9%	-19.7%	-6.3%
10-Day Volatility	Sep 21, 26	11.26%	0.0%	-30.5%	-67.1%	-35.8%	-25.0%	-48.8%	-42.5%
3-Month Volatility	Sep 21, 26	27.18%	+1.2%	-12.4%	+5.0%	+42.1%	+44.2%	+76.5%	+46.0%
1-Year Volatility	Sep 21, 26	23.11%	+0.2%	-0.6%	+10.9%	+5.8%	-8.0%	+9.1%	-8.9%
14-Day RSI	Sep 21, 26	41.98	0.0%	-26.6%	-0.8%	-15.3%	+14.9%	-17.2%	-28.1%
Beta	Sep 21, 26	0.17	0.0%	-5.6%	-60.5%	-72.1%	-75.0%	-81.5%	-86.6%
ATR	Sep 21, 26	$3.73	0.0%	-18.6%	-18.3%	+20.3%	+16.2%	-99.0%	-98.8%
Price	Sep 23, 26	$198.00	-0.4%	-2.8%	+17.3%	+5.3%	-1.3%	+56.9%	+97.1%
200-Day SMA	Sep 21, 26	$187.59	0.0%	+0.9%	+0.7%	-8.6%	-10.2%	+60.5%	+108.4%
50-Day SMA	Sep 21, 26	$201.84	0.0%	+5.5%	+16.6%	+8.0%	-5.6%	+61.3%	+105.7%
20-Day SMA	Sep 21, 26	$201.02	0.0%	-1.6%	+15.3%	+7.0%	-1.5%	+59.0%	+102.7%

1-Month Volatility History

Date	Value	Change
Sep 23, 2026	14.33%	-15.1%
Dec 31, 2025	16.87%	-62.3%
Dec 31, 2024	44.76%	+64.2%
Dec 31, 2023	27.26%	+7.6%
Dec 31, 2022	25.34%	-10.2%
Dec 31, 2021	28.23%	+2.4%
Dec 31, 2020	27.56%	+141.1%
Dec 31, 2019	11.43%	-69.0%
Dec 31, 2018	36.90%	+197.3%
Dec 31, 2017	12.41%	-19.3%
Dec 31, 2016	15.37%	-27.5%
Dec 31, 2015	21.21%	-24.7%
Dec 31, 2014	28.18%	+36.3%
Dec 31, 2013	20.67%	+33.3%
Dec 31, 2012	15.51%	-61.0%
Dec 31, 2011	39.76%	+61.8%
Dec 31, 2010	24.58%	-42.9%
Dec 31, 2009	43.08%	-40.3%
Dec 31, 2008	72.13%	+85.0%
Dec 31, 2007	38.99%	+128.1%
Dec 31, 2006	17.09%	-7.3%
Dec 31, 2005	18.43%	-7.7%

Date	Value	Change
Dec 31, 2004	19.96%	-46.7%
Dec 31, 2003	37.43%	+32.8%
Dec 31, 2002	28.19%	-29.0%
Dec 31, 2001	39.68%	-11.7%
Dec 31, 2000	44.94%	+11.8%
Dec 31, 1999	40.21%	+12.5%
Dec 31, 1998	35.74%	-21.9%
Dec 31, 1997	45.75%	+162.6%
Dec 31, 1996	17.42%	-5.7%
Dec 31, 1995	18.47%	-16.4%
Dec 31, 1994	22.09%	-6.6%
Dec 31, 1993	23.64%	+37.1%
Dec 31, 1992	17.24%	-43.0%
Dec 31, 1991	30.23%	-18.0%
Dec 31, 1990	36.88%	+51.8%
Dec 31, 1989	24.29%	+24.4%
Dec 31, 1988	19.53%	-60.0%
Dec 31, 1987	48.81%	+251.2%
Dec 31, 1986	13.90%	-40.7%
Dec 31, 1985	23.43%	+66.3%
Dec 31, 1984	14.09%	+26.1%
Dec 31, 1983	11.17%	-

FAQ

What is the current 1-month volatility of CTAS?: As of today, CTAS 1-month volatility is 14.33%
What 1-month volatility category does CTAS fall into?: Based on its current 1-month historical volatility, CTAS falls into the very low volatility category
What is CTAS 1-month volatility 1-year high?: CTAS 1-month volatility reached a 1-year high of 40.41% on July 16, 2026
What is CTAS 1-month volatility 1-year low?: CTAS 1-month volatility reached a 1-year low of 12.09% on February 9, 2026

3-Month

27.18%

September 21, 2026

Summary

Current Value: As of today, CTAS 3-month volatility is 27.18%, up +1.19% on September 21, 2026
Value Category: Based on its current 3-month historical volatility, CTAS falls into the moderate volatility category
1-Year High: CTAS 3-month volatility reached a 1-year high of 32.82% on July 30, 2026
1-Year Low: CTAS 3-month volatility reached a 1-year low of 15.25% on February 5, 2026

Performance

CTAS Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
3-Month Volatility	Sep 21, 26	27.18%	+1.2%	-12.4%	+5.0%	+42.1%	+44.2%	+76.5%	+46.0%
10-Day Volatility	Sep 21, 26	11.26%	0.0%	-30.5%	-67.1%	-35.8%	-25.0%	-48.8%	-42.5%
1-Month Volatility	Sep 21, 26	14.33%	0.0%	-39.3%	-53.3%	-16.8%	-13.9%	-19.7%	-6.3%
1-Year Volatility	Sep 21, 26	23.11%	+0.2%	-0.6%	+10.9%	+5.8%	-8.0%	+9.1%	-8.9%
14-Day RSI	Sep 21, 26	41.98	0.0%	-26.6%	-0.8%	-15.3%	+14.9%	-17.2%	-28.1%
Beta	Sep 21, 26	0.17	0.0%	-5.6%	-60.5%	-72.1%	-75.0%	-81.5%	-86.6%
ATR	Sep 21, 26	$3.73	0.0%	-18.6%	-18.3%	+20.3%	+16.2%	-99.0%	-98.8%
Price	Sep 23, 26	$198.00	-0.4%	-2.8%	+17.3%	+5.3%	-1.3%	+56.9%	+97.1%
200-Day SMA	Sep 21, 26	$187.59	0.0%	+0.9%	+0.7%	-8.6%	-10.2%	+60.5%	+108.4%
50-Day SMA	Sep 21, 26	$201.84	0.0%	+5.5%	+16.6%	+8.0%	-5.6%	+61.3%	+105.7%
20-Day SMA	Sep 21, 26	$201.02	0.0%	-1.6%	+15.3%	+7.0%	-1.5%	+59.0%	+102.7%

3-Month Volatility History

Date	Value	Change
Sep 23, 2026	27.18%	+43.0%
Dec 31, 2025	19.01%	-38.0%
Dec 31, 2024	30.65%	+61.0%
Dec 31, 2023	19.04%	-32.6%
Dec 31, 2022	28.27%	+30.7%
Dec 31, 2021	21.63%	-27.2%
Dec 31, 2020	29.73%	+80.5%
Dec 31, 2019	16.47%	-46.3%
Dec 31, 2018	30.67%	+116.0%
Dec 31, 2017	14.20%	-3.3%
Dec 31, 2016	14.69%	-19.6%
Dec 31, 2015	18.26%	-20.7%
Dec 31, 2014	23.02%	+50.7%
Dec 31, 2013	15.28%	+12.5%
Dec 31, 2012	13.58%	-62.6%
Dec 31, 2011	36.28%	+71.0%
Dec 31, 2010	21.22%	-27.4%
Dec 31, 2009	29.23%	-59.1%
Dec 31, 2008	71.38%	+145.1%
Dec 31, 2007	29.12%	+96.9%
Dec 31, 2006	14.79%	-22.3%
Dec 31, 2005	19.03%	-1.8%

Date	Value	Change
Dec 31, 2004	19.37%	-36.0%
Dec 31, 2003	30.25%	-20.9%
Dec 31, 2002	38.23%	+2.8%
Dec 31, 2001	37.20%	-4.0%
Dec 31, 2000	38.76%	-3.5%
Dec 31, 1999	40.17%	-1.5%
Dec 31, 1998	40.77%	+15.8%
Dec 31, 1997	35.21%	+100.9%
Dec 31, 1996	17.53%	-33.5%
Dec 31, 1995	26.38%	+22.2%
Dec 31, 1994	21.59%	-8.8%
Dec 31, 1993	23.67%	+13.0%
Dec 31, 1992	20.94%	-38.5%
Dec 31, 1991	34.05%	+6.5%
Dec 31, 1990	31.97%	+27.3%
Dec 31, 1989	25.12%	+20.1%
Dec 31, 1988	20.91%	-59.9%
Dec 31, 1987	52.19%	+252.9%
Dec 31, 1986	14.79%	-23.6%
Dec 31, 1985	19.37%	+38.5%
Dec 31, 1984	13.99%	-48.3%
Dec 31, 1983	27.05%	-

FAQ

What is the current 3-month volatility of CTAS?: As of today, CTAS 3-month volatility is 27.18%
What 3-month volatility category does CTAS fall into?: Based on its current 3-month historical volatility, CTAS falls into the moderate volatility category
What is CTAS 3-month volatility 1-year high?: CTAS 3-month volatility reached a 1-year high of 32.82% on July 30, 2026
What is CTAS 3-month volatility 1-year low?: CTAS 3-month volatility reached a 1-year low of 15.25% on February 5, 2026

1-Year

23.11%

September 21, 2026

Summary

Current Value: As of today, CTAS 1-year volatility is 23.11%, up +0.17% on September 21, 2026
Value Category: Based on its current 1-year historical volatility, CTAS falls into the low volatility category
1-Year High: CTAS 1-year volatility reached a 1-year high of 25.76% on October 31, 2025
1-Year Low: CTAS 1-year volatility reached a 1-year low of 18.55% on April 22, 2026

Performance

CTAS Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Year Volatility	Sep 21, 26	23.11%	+0.2%	-0.6%	+10.9%	+5.8%	-8.0%	+9.1%	-8.9%
10-Day Volatility	Sep 21, 26	11.26%	0.0%	-30.5%	-67.1%	-35.8%	-25.0%	-48.8%	-42.5%
1-Month Volatility	Sep 21, 26	14.33%	0.0%	-39.3%	-53.3%	-16.8%	-13.9%	-19.7%	-6.3%
3-Month Volatility	Sep 21, 26	27.18%	+1.2%	-12.4%	+5.0%	+42.1%	+44.2%	+76.5%	+46.0%
1-Year Volatility	Sep 21, 26	23.11%	+0.2%	-0.6%	+10.9%	+5.8%	-8.0%	+9.1%	-8.9%
14-Day RSI	Sep 21, 26	41.98	0.0%	-26.6%	-0.8%	-15.3%	+14.9%	-17.2%	-28.1%
Beta	Sep 21, 26	0.17	0.0%	-5.6%	-60.5%	-72.1%	-75.0%	-81.5%	-86.6%
ATR	Sep 21, 26	$3.73	0.0%	-18.6%	-18.3%	+20.3%	+16.2%	-99.0%	-98.8%
Price	Sep 23, 26	$198.00	-0.4%	-2.8%	+17.3%	+5.3%	-1.3%	+56.9%	+97.1%
200-Day SMA	Sep 21, 26	$187.59	0.0%	+0.9%	+0.7%	-8.6%	-10.2%	+60.5%	+108.4%
50-Day SMA	Sep 21, 26	$201.84	0.0%	+5.5%	+16.6%	+8.0%	-5.6%	+61.3%	+105.7%
20-Day SMA	Sep 21, 26	$201.02	0.0%	-1.6%	+15.3%	+7.0%	-1.5%	+59.0%	+102.7%

1-Year Volatility History

Date	Value	Change
Sep 23, 2026	23.11%	+5.8%
Dec 31, 2025	21.85%	-0.8%
Dec 31, 2024	22.03%	+15.9%
Dec 31, 2023	19.01%	-31.0%
Dec 31, 2022	27.57%	+18.8%
Dec 31, 2021	23.20%	-55.3%
Dec 31, 2020	51.93%	+145.8%
Dec 31, 2019	21.13%	-11.0%
Dec 31, 2018	23.73%	+33.8%
Dec 31, 2017	17.74%	-10.7%
Dec 31, 2016	19.86%	+11.0%
Dec 31, 2015	17.89%	-2.9%
Dec 31, 2014	18.42%	+26.3%
Dec 31, 2013	14.59%	-11.7%
Dec 31, 2012	16.53%	-48.1%
Dec 31, 2011	31.82%	+42.9%
Dec 31, 2010	22.26%	-32.7%
Dec 31, 2009	33.09%	-27.0%
Dec 31, 2008	45.33%	+97.4%
Dec 31, 2007	22.96%	+36.6%
Dec 31, 2006	16.81%	-16.0%
Dec 31, 2005	20.00%	-14.5%

Date	Value	Change
Dec 31, 2004	23.38%	-32.2%
Dec 31, 2003	34.49%	-5.2%
Dec 31, 2002	36.39%	-16.8%
Dec 31, 2001	43.75%	-31.3%
Dec 31, 2000	63.69%	+45.5%
Dec 31, 1999	43.78%	-8.5%
Dec 31, 1998	47.84%	+68.9%
Dec 31, 1997	28.32%	+36.1%
Dec 31, 1996	20.81%	-19.8%
Dec 31, 1995	25.95%	+2.8%
Dec 31, 1994	25.24%	-14.9%
Dec 31, 1993	29.65%	-11.4%
Dec 31, 1992	33.45%	+5.2%
Dec 31, 1991	31.80%	+15.8%
Dec 31, 1990	27.47%	+7.9%
Dec 31, 1989	25.46%	-9.1%
Dec 31, 1988	28.00%	-24.5%
Dec 31, 1987	37.07%	+91.6%
Dec 31, 1986	19.35%	-8.6%
Dec 31, 1985	21.18%	+9.1%
Dec 31, 1984	19.41%	-21.5%
Dec 31, 1983	24.74%	-

FAQ

What is the current 1-year volatility of CTAS?: As of today, CTAS 1-year volatility is 23.11%
What 1-year volatility category does CTAS fall into?: Based on its current 1-year historical volatility, CTAS falls into the low volatility category
What is CTAS 1-year volatility 1-year high?: CTAS 1-year volatility reached a 1-year high of 25.76% on October 31, 2025
What is CTAS 1-year volatility 1-year low?: CTAS 1-year volatility reached a 1-year low of 18.55% on April 22, 2026

Data Sources & References

CTAS Official Website www.cintas.com
CTAS Profile on Yahoo Finance finance.yahoo.com/quote/CTAS
CTAS Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/ctas