What is the current annual net margin of CTAS?

As of today, CTAS annual net margin is 17.75%

What is 1-year change in CTAS annual net margin?

CTAS annual net margin is up +1.60% year-over-year

What is 3-year change in CTAS annual net margin?

CTAS annual net margin is up +16.55% over the past 3 years

How far is CTAS annual net margin from its all-time high?

CTAS annual net margin is currently at its all-time high

How does CTAS annual net margin rank versus sector peers?

CTAS annual net margin is higher than 91.28% of companies in Industrials sector

When is CTAS next annual earnings release?

As of today, the next annual earnings release for CTAS has not been scheduled

What is the current quarterly net margin of CTAS?

As of today, CTAS quarterly net margin is 18.31%

What is CTAS quarterly net margin most recent change?

CTAS quarterly net margin was up +4.45% on August 31, 2026

What is 1-year change in CTAS quarterly net margin?

CTAS quarterly net margin is up +1.67% year-over-year

How far is CTAS quarterly net margin from its all-time high?

CTAS quarterly net margin is currently at its all-time high

How does CTAS quarterly net margin rank versus sector peers?

CTAS quarterly net margin is higher than 87.96% of companies in Industrials sector

When is CTAS next earnings release?

The next earnings release for CTAS is on December 17, 2026

CTAS Net Margin History & Chart Since 1980

Annual Net Margin

17.75%0.28%+1.60%

May 31, 2026

Summary

Current Value: As of today, CTAS annual net margin is 17.75%, up +1.60% on May 31, 2026
Historical Performance: CTAS annual net margin is up +16.55% over the past 3 years, up +14.52% over the past 5 years
All-Time High Comparison: CTAS annual net margin is currently at its all-time high
3-Year Low Comparison: CTAS annual net margin is +16.55% above its 3-year low of 15.23% reached on an earlier date
Sector Comparison: CTAS annual net margin is higher than 91.28% of companies in Industrials sector

Net Margin Chart

beforeafter

Performance

CTAS Performance
Metric	Date	Value	1Y	3Y	5Y	15Y
Annual Net Margin	May 31, 26	17.75%	+1.6%	+16.6%	+14.5%	+175.2%
Quarterly Net Margin	Aug 31, 26	18.31%	+1.7%	+11.8%	+5.4%	+172.9%
Price	Oct 14, 26	$208.63	+10.8%	+62.8%	+100.4%	+2723.1%
PE Ratio	Oct 14, 26	41.12	-1.7%	+6.7%	+4.4%	+150.4%
Annual Revenue	May 31, 26	$11.26B	+8.9%	+27.8%	+58.3%	+195.6%
Annual Net Income	May 31, 26	$1.99B	+10.4%	+48.5%	+80.7%	+710.8%
Annual Gross Margin	May 31, 26	50.67%	+5.2%	+7.0%	+8.8%	+20.0%
Annual Operating Margin	May 31, 26	23.27%	+2.0%	+13.8%	+19.5%	+101.3%

Net Margin Highs

CTAS Annual Net Margin Highs Comparison
Period	High	Date	Current
3Y	17.75%	May 31, 26	at high
5Y	17.75%	May 31, 26	at high
All	17.75%	May 31, 26	at high

Net Margin Lows

CTAS Annual Net Margin Lows Comparison
Period	Low	Date	Current
3Y	15.23%	N/A	+16.6%
5Y	15.23%	May 31, 23	+16.6%
All	6.00%	May 31, 09	+195.8%

Net Margin History

Year	Value	Change
2026	17.75%	+1.6%
2025	17.47%	+7.1%
2024	16.31%	+7.1%
2023	15.23%	-2.7%
2022	15.66%	+1.0%
2021	15.50%	+26.5%
2020	12.25%	-3.3%
2019	12.67%	+6.3%
2018	11.92%	+41.2%
2017	8.44%	-8.4%
2016	9.21%	+2.0%
2015	9.03%	+10.8%
2014	8.15%	+12.3%
2013	7.26%	+0.7%
2012	7.21%	+11.8%
2011	6.45%	+6.4%
2010	6.06%	+1.0%
2009	6.00%	-29.6%
2008	8.52%	-5.5%
2007	9.02%	-5.1%
2006	9.50%	-0.4%
2005	9.54%	-1.3%
2004	9.67%	+4.2%
2003	9.28%	-10.0%

Year	Value	Change
2002	10.31%	+0.1%
2001	10.30%	+1.3%
2000	10.17%	+28.2%
1999	7.93%	-22.6%
1998	10.25%	-5.2%
1997	10.81%	+5.0%
1996	10.30%	+1.0%
1995	10.20%	+2.3%
1994	9.97%	+0.6%
1993	9.91%	+9.0%
1992	9.09%	-6.8%
1991	9.75%	+4.3%
1990	9.35%	+3.3%
1989	9.05%	+7.9%
1988	8.39%	-1.6%
1987	8.53%	-6.3%
1986	9.10%	+6.2%
1985	8.57%	-3.1%
1984	8.84%	+0.3%
1983	8.81%	+17.8%
1982	7.48%	+9.7%
1981	6.82%	-2.6%
1980	7.00%	-

FAQ

What is the current annual net margin of CTAS?: As of today, CTAS annual net margin is 17.75%
What is 1-year change in CTAS annual net margin?: CTAS annual net margin is up +1.60% year-over-year
What is 3-year change in CTAS annual net margin?: CTAS annual net margin is up +16.55% over the past 3 years
How far is CTAS annual net margin from its all-time high?: CTAS annual net margin is currently at its all-time high
How does CTAS annual net margin rank versus sector peers?: CTAS annual net margin is higher than 91.28% of companies in Industrials sector
When is CTAS next annual earnings release?: As of today, the next annual earnings release for CTAS has not been scheduled

Net Margin Formula

Net Margin = Net Income

Revenue × 100%

Quarterly Net Margin

18.31%0.78%+4.45%

August 31, 2026

Summary

Current Value: As of today, CTAS quarterly net margin is 18.31%, up +4.45% on August 31, 2026
Historical Performance: CTAS quarterly net margin is up +1.67% year-over-year, up +11.85% over the past 3 years
All-Time High Comparison: CTAS quarterly net margin is currently at its all-time high
3-Year Low Comparison: CTAS quarterly net margin is +16.62% above its 3-year low of 15.70% reached on November 30, 2023
Sector Comparison: CTAS quarterly net margin is higher than 87.96% of companies in Industrials sector

Performance

CTAS Performance
Metric	Date	Value	3M	1Y	3Y	5Y
Quarterly Net Margin	Aug 31, 26	18.31%	+4.5%	+1.7%	+11.8%	+5.4%
Annual Net Margin	May 31, 26	17.75%	–	+1.6%	+16.6%	+14.5%
Price	Oct 14, 26	$208.63	+13.2%	+10.8%	+62.8%	+100.4%
PE Ratio	Oct 14, 26	41.12	+9.5%	-1.7%	+6.7%	+4.4%
Quarterly Revenue	Aug 31, 26	$3.01B	+3.7%	+10.9%	+28.7%	+58.9%
Quarterly Net Income	Aug 31, 26	$550.14M	+8.0%	+12.4%	+43.4%	+67.0%
Quarterly Gross Margin	Aug 31, 26	49.94%	+1.4%	+3.0%	+6.0%	+4.9%
Quarterly Operating Margin	Aug 31, 26	24.10%	+1.9%	+6.0%	+12.8%	+16.0%

Quarterly Net Margin Highs

CTAS Quarterly Net Margin Highs Comparison
Period	High	Date	Current
1Y	18.31%	Aug 31, 26	at high
3Y	18.31%	Aug 31, 26	at high
5Y	18.31%	Aug 31, 26	at high
All	18.31%	Aug 31, 26	at high

Quarterly Net Margin Lows

CTAS Quarterly Net Margin Lows Comparison
Period	Low	Date	Current
1Y	17.53%	May 31, 26	+4.5%
3Y	15.70%	Nov 30, 23	+16.6%
5Y	14.12%	May 31, 22	+29.7%
All	0.46%	May 31, 09	+3880.4%

Quarterly Net Margin History

Month	Value	Change
Aug 2026	18.31%	+4.4%
May 2026	17.53%	-0.6%
Feb 2026	17.63%	0.0%
Nov 2025	17.63%	-2.1%
Aug 2025	18.01%	+7.6%
May 2025	16.74%	-5.4%
Feb 2025	17.70%	+1.4%
Nov 2024	17.45%	-3.1%
Aug 2024	18.00%	+7.7%
May 2024	16.71%	+1.5%
Feb 2024	16.46%	+4.8%
Nov 2023	15.70%	-4.1%
Aug 2023	16.37%	+8.4%
May 2023	15.10%	+1.9%
Feb 2023	14.82%	-0.2%
Nov 2022	14.85%	-8.1%
Aug 2022	16.16%	+14.4%
May 2022	14.12%	-11.8%
Feb 2022	16.01%	+5.0%
Nov 2021	15.25%	-12.2%
Aug 2021	17.37%	+19.9%
May 2021	14.49%	+0.4%
Feb 2021	14.43%	-10.4%
Nov 2020	16.10%	-5.6%
Aug 2020	17.05%	+92.7%
May 2020	8.85%	-31.0%
Feb 2020	12.83%	-3.0%
Nov 2019	13.23%	-3.7%
Aug 2019	13.74%	+9.2%
May 2019	12.58%	+6.8%
Feb 2019	11.78%	-15.6%
Nov 2018	13.95%	+13.0%
Aug 2018	12.34%	+10.6%
May 2018	11.16%	-38.9%
Feb 2018	18.28%	+116.6%
Nov 2017	8.44%	-13.9%
Aug 2017	9.80%	+84.6%
May 2017	5.31%	-41.7%
Feb 2017	9.11%	-3.5%
Nov 2016	9.44%	-10.4%
Aug 2016	10.53%	+15.3%
May 2016	9.13%	-3.8%
Feb 2016	9.49%	+1.8%
Nov 2015	9.32%	+7.0%
Aug 2015	8.71%	-0.2%
May 2015	8.73%	+4.4%
Feb 2015	8.36%	-8.4%
Nov 2014	9.13%	-7.9%
Aug 2014	9.91%	-8.2%
May 2014	10.80%	+45.6%
Feb 2014	7.42%	0.0%
Nov 2013	7.42%	+7.5%
Aug 2013	6.90%	-8.5%
May 2013	7.54%	+9.3%
Feb 2013	6.90%	-6.3%
Nov 2012	7.36%	+1.4%
Aug 2012	7.26%	-1.8%
May 2012	7.39%	-0.9%
Feb 2012	7.46%	+2.3%
Nov 2011	7.29%	+8.6%
Aug 2011	6.71%	-3.3%
May 2011	6.94%	+10.9%
Feb 2011	6.26%	+4.9%
Nov 2010	5.97%	-9.7%
Aug 2010	6.61%	+8.9%
May 2010	6.07%	+6.7%
Feb 2010	5.69%	-11.6%
Nov 2009	6.44%	+6.6%
Aug 2009	6.04%	+1,213.0%
May 2009	0.46%	-94.2%
Feb 2009	7.90%	+8.4%
Nov 2008	7.29%	-7.1%
Aug 2008	7.85%	-11.7%
May 2008	8.89%	+6.1%
Feb 2008	8.38%	-0.5%
Nov 2007	8.42%	+0.7%
Aug 2007	8.36%	-10.8%
May 2007	9.37%	+10.6%
Feb 2007	8.47%	-5.3%
Nov 2006	8.94%	-3.8%
Aug 2006	9.29%	-7.8%
May 2006	10.08%	+10.0%
Feb 2006	9.16%	-0.3%
Nov 2005	9.19%	-3.5%
Aug 2005	9.52%	-7.1%
May 2005	10.25%	+8.6%

Month	Value	Change
Feb 2005	9.44%	-2.9%
Nov 2004	9.72%	-0.2%
Aug 2004	9.74%	-1.1%
May 2004	9.85%	+3.2%
Feb 2004	9.54%	-3.9%
Nov 2003	9.93%	+6.2%
Aug 2003	9.35%	-3.0%
May 2003	9.64%	+8.3%
Feb 2003	8.90%	-4.3%
Nov 2002	9.30%	+0.4%
Aug 2002	9.26%	-12.8%
May 2002	10.62%	+4.2%
Feb 2002	10.19%	-2.1%
Nov 2001	10.41%	+4.0%
Aug 2001	10.01%	-6.4%
May 2001	10.69%	+4.5%
Feb 2001	10.23%	-2.5%
Nov 2000	10.49%	+7.7%
Aug 2000	9.74%	-6.9%
May 2000	10.46%	+1.1%
Feb 2000	10.35%	-0.3%
Nov 1999	10.38%	+10.0%
Aug 1999	9.44%	+130.8%
May 1999	4.09%	-61.1%
Feb 1999	10.51%	-3.0%
Nov 1998	10.84%	+13.4%
Aug 1998	9.56%	-0.7%
May 1998	9.63%	-8.5%
Feb 1998	10.53%	-5.1%
Nov 1997	11.10%	+8.6%
Aug 1997	10.22%	+23.6%
May 1997	8.27%	-22.8%
Feb 1997	10.71%	-1.6%
Nov 1996	10.88%	+6.5%
Aug 1996	10.22%	+2.2%
May 1996	10.00%	-1.1%
Feb 1996	10.11%	-1.9%
Nov 1995	10.31%	+7.7%
Aug 1995	9.57%	-8.9%
May 1995	10.51%	+3.9%
Feb 1995	10.12%	-2.9%
Nov 1994	10.42%	+7.2%
Aug 1994	9.72%	-8.1%
May 1994	10.58%	+4.5%
Feb 1994	10.12%	-3.4%
Nov 1993	10.48%	+22.0%
Aug 1993	8.59%	-15.9%
May 1993	10.22%	+4.8%
Feb 1993	9.75%	-6.7%
Nov 1992	10.45%	+14.0%
Aug 1992	9.17%	-12.4%
May 1992	10.47%	+11.9%
Feb 1992	9.36%	+0.2%
Nov 1991	9.34%	+25.9%
Aug 1991	7.42%	-31.4%
May 1991	10.81%	+17.6%
Feb 1991	9.19%	-2.5%
Nov 1990	9.43%	+1.5%
Aug 1990	9.29%	-10.4%
May 1990	10.37%	+17.4%
Feb 1990	8.83%	-1.5%
Nov 1989	8.96%	+0.1%
Aug 1989	8.95%	-16.7%
May 1989	10.74%	+26.4%
Feb 1989	8.50%	-0.8%
Nov 1988	8.57%	+3.3%
Aug 1988	8.30%	-15.8%
May 1988	9.86%	+32.0%
Feb 1988	7.47%	-4.7%
Nov 1987	7.84%	-6.1%
Aug 1987	8.35%	-10.7%
May 1987	9.35%	+18.5%
Feb 1987	7.89%	-0.3%
Nov 1986	7.91%	-10.7%
Aug 1986	8.86%	-18.7%
May 1986	10.90%	+32.1%
Feb 1986	8.25%	-4.6%
Nov 1985	8.65%	0.0%
Aug 1985	8.65%	-11.4%
May 1985	9.76%	+39.0%
Feb 1985	7.02%	-19.4%
Nov 1984	8.71%	+0.6%
Aug 1984	8.66%	-15.6%
May 1984	10.26%	+44.3%
Feb 1984	7.11%	-

FAQ

What is the current quarterly net margin of CTAS?: As of today, CTAS quarterly net margin is 18.31%
What is CTAS quarterly net margin most recent change?: CTAS quarterly net margin was up +4.45% on August 31, 2026
What is 1-year change in CTAS quarterly net margin?: CTAS quarterly net margin is up +1.67% year-over-year
How far is CTAS quarterly net margin from its all-time high?: CTAS quarterly net margin is currently at its all-time high
How does CTAS quarterly net margin rank versus sector peers?: CTAS quarterly net margin is higher than 87.96% of companies in Industrials sector
When is CTAS next earnings release?: The next earnings release for CTAS is on December 17, 2026

Net Margin Formula

Net Margin = Net Income

Revenue × 100%

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