What is the current annual operating margin of CMCSA?

As of today, CMCSA annual operating margin is 16.71%

What is 1-year change in CMCSA annual operating margin?

CMCSA annual operating margin is down -11.26% year-over-year

What is 3-year change in CMCSA annual operating margin?

CMCSA annual operating margin is down -10.31% over the past 3 years

How far is CMCSA annual operating margin from its all-time high?

CMCSA annual operating margin is currently -27.79% below its historical high of 23.14% set on December 1, 1984

How does CMCSA annual operating margin rank versus sector peers?

CMCSA annual operating margin is higher than 79.78% of companies in Communication Services sector

When is CMCSA next annual earnings release?

The next annual earnings release for CMCSA is on January 28, 2027

What is the current quarterly operating margin of CMCSA?

As of today, CMCSA quarterly operating margin is 18.23%

What is CMCSA quarterly operating margin most recent change?

CMCSA quarterly operating margin was up +5.80% on September 30, 2026

What is 1-year change in CMCSA quarterly operating margin?

CMCSA quarterly operating margin is up +2.76% year-over-year

How far is CMCSA quarterly operating margin from its all-time high?

CMCSA quarterly operating margin is currently -20.18% below its historical high of 22.84% set on June 30, 2014

How does CMCSA quarterly operating margin rank versus sector peers?

CMCSA quarterly operating margin is higher than 80.33% of companies in Communication Services sector

When is CMCSA next earnings release?

The next earnings release for CMCSA is on January 28, 2027

CMCSA Operating Margin History & Chart Since 1980

Annual Operating Margin

16.71%2.12%-11.26%

December 31, 2025

Summary

Current Value: As of today, CMCSA annual operating margin is 16.71%, down -11.26% on December 31, 2025
Historical Performance: CMCSA annual operating margin is down -10.31% over the past 3 years, down -2.39% over the past 5 years
All-Time High Comparison: CMCSA annual operating margin is currently -27.79% below its historical high of 23.14% set on December 1, 1984
3-Year Low Comparison: CMCSA annual operating margin is at its 3-year low
Sector Comparison: CMCSA annual operating margin is higher than 79.78% of companies in Communication Services sector

Operating Margin Chart

beforeafter

Performance

CMCSA Performance
Metric	Date	Value	1Y	3Y	5Y	15Y
Annual Operating Margin	Dec 31, 25	16.71%	-11.3%	-10.3%	-2.4%	-20.5%
Quarterly Operating Margin	Sep 30, 26	18.23%	+2.8%	-15.2%	+1.4%	-1.6%
Price	Oct 23, 26	$22.69	-17.4%	-43.6%	-55.4%	+99.0%
PE Ratio	Oct 23, 26	7.20	+57.9%	-35.5%	-56.0%	-55.8%
Annual Revenue	Dec 31, 25	$123.71B	-0.0%	+1.9%	+19.4%	+226.1%
Annual Operating Profit	Dec 31, 25	$20.67B	-11.3%	-8.6%	+16.6%	+159.0%
Annual Gross Margin	Dec 31, 25	58.64%	+0.9%	+2.6%	+5.9%	+38.4%
Annual Net Margin	Dec 31, 25	15.89%	+23.9%	+291.4%	+53.8%	+64.3%

Operating Margin Highs

CMCSA Annual Operating Margin Highs Comparison
Period	High	Date	Current
3Y	19.18%	Dec 31, 23	-12.9%
5Y	19.18%	Dec 31, 23	-12.9%
All	23.14%	Dec 1, 84	-27.8%

Operating Margin Lows

CMCSA Annual Operating Margin Lows Comparison
Period	Low	Date	Current
3Y	16.71%	Dec 31, 25	at low
5Y	16.71%	Dec 31, 25	at low
All	-7.71%	Dec 31, 01	+316.7%

Operating Margin History

Year	Value	Change
2025	16.71%	-11.3%
2024	18.83%	-1.8%
2023	19.18%	+3.0%
2022	18.63%	+4.1%
2021	17.89%	+4.5%
2020	17.12%	-12.5%
2019	19.56%	-2.7%
2018	20.11%	-2.7%
2017	20.67%	-1.8%
2016	21.04%	-3.2%
2015	21.74%	-1.3%
2014	22.02%	+5.0%
2013	20.98%	+7.8%
2012	19.46%	-0.1%
2011	19.48%	-7.4%
2010	21.03%	+4.2%
2009	20.18%	+2.7%
2008	19.65%	+8.1%
2007	18.18%	-1.7%
2006	18.50%	+9.5%
2005	16.90%	+18.0%
2004	14.32%	+34.5%
2003	10.65%	-20.0%

Year	Value	Change
2002	13.31%	+272.6%
2001	-7.71%	-293.4%
2000	-1.96%	-118.3%
1999	10.69%	-1.3%
1998	10.83%	0.0%
1997	10.83%	-14.0%
1996	12.60%	+28.4%
1995	9.81%	-43.8%
1994	17.44%	-11.9%
1993	19.79%	+7.9%
1992	18.34%	-8.8%
1991	20.10%	+20.1%
1990	16.73%	+4.7%
1989	15.98%	+10.1%
1988	14.52%	-2.9%
1987	14.95%	-32.1%
1986	22.03%	+18.2%
1985	18.64%	-19.4%
1984	23.14%	+21.2%
1983	19.09%	+9.5%
1982	17.44%	-2.2%
1981	17.83%	-3.5%
1980	18.47%	-

FAQ

What is the current annual operating margin of CMCSA?: As of today, CMCSA annual operating margin is 16.71%
What is 1-year change in CMCSA annual operating margin?: CMCSA annual operating margin is down -11.26% year-over-year
What is 3-year change in CMCSA annual operating margin?: CMCSA annual operating margin is down -10.31% over the past 3 years
How far is CMCSA annual operating margin from its all-time high?: CMCSA annual operating margin is currently -27.79% below its historical high of 23.14% set on December 1, 1984
How does CMCSA annual operating margin rank versus sector peers?: CMCSA annual operating margin is higher than 79.78% of companies in Communication Services sector
When is CMCSA next annual earnings release?: The next annual earnings release for CMCSA is on January 28, 2027

Operating Margin Formula

Operating Profit Margin = Operating Income

Revenue × 100%

Quarterly Operating Margin

18.23%1.00%+5.80%

September 30, 2026

Summary

Current Value: As of today, CMCSA quarterly operating margin is 18.23%, up +5.80% on September 30, 2026
Historical Performance: CMCSA quarterly operating margin is up +2.76% year-over-year, down -15.21% over the past 3 years
All-Time High Comparison: CMCSA quarterly operating margin is currently -20.18% below its historical high of 22.84% set on June 30, 2014
3-Year Low Comparison: CMCSA quarterly operating margin is +58.25% above its 3-year low of 11.52% reached on December 31, 2025
Sector Comparison: CMCSA quarterly operating margin is higher than 80.33% of companies in Communication Services sector

Performance

CMCSA Performance
Metric	Date	Value	3M	1Y	3Y	5Y
Quarterly Operating Margin	Sep 30, 26	18.23%	+5.8%	+2.8%	-15.2%	+1.4%
Annual Operating Margin	Dec 31, 25	16.71%	–	-11.3%	-10.3%	-2.4%
Price	Oct 23, 26	$22.69	+3.5%	-17.4%	-43.6%	-55.4%
PE Ratio	Oct 23, 26	7.20	+1.4%	+57.9%	-35.5%	-56.0%
Quarterly Revenue	Sep 30, 26	$29.30B	-2.1%	-6.1%	-2.7%	-3.3%
Quarterly Operating Profit	Sep 30, 26	$5.34B	+3.5%	-3.5%	-17.5%	-2.0%
Quarterly Gross Margin	Sep 30, 26	61.72%	+3.5%	+3.9%	+3.4%	+13.8%
Quarterly Net Margin	Sep 30, 26	11.48%	+0.5%	+10.3%	-13.5%	-11.5%

Quarterly Operating Margin Highs

CMCSA Quarterly Operating Margin Highs Comparison
Period	High	Date	Current
1Y	18.23%	Sep 30, 26	at high
3Y	22.35%	Jun 30, 24	-18.4%
5Y	22.35%	Jun 30, 24	-18.4%
All	22.84%	Jun 30, 14	-20.2%

Quarterly Operating Margin Lows

CMCSA Quarterly Operating Margin Lows Comparison
Period	Low	Date	Current
1Y	11.52%	Dec 31, 25	+58.3%
3Y	11.52%	Dec 31, 25	+58.3%
5Y	11.52%	Dec 31, 25	+58.3%
All	-321.97%	Dec 31, 97	+105.7%

Quarterly Operating Margin History

Month	Value	Change
Sep 2026	18.23%	+5.8%
Jun 2026	17.23%	+31.1%
Mar 2026	13.14%	+14.1%
Dec 2025	11.52%	-35.1%
Sep 2025	17.74%	-10.3%
Jun 2025	19.77%	+4.4%
Mar 2025	18.93%	+21.0%
Dec 2024	15.64%	-14.4%
Sep 2024	18.27%	-18.3%
Jun 2024	22.35%	+15.6%
Mar 2024	19.33%	+34.7%
Dec 2023	14.35%	-33.3%
Sep 2023	21.50%	-2.2%
Jun 2023	21.99%	+15.6%
Mar 2023	19.02%	+28.3%
Dec 2022	14.83%	-28.1%
Sep 2022	20.63%	-2.7%
Jun 2022	21.21%	+18.1%
Mar 2022	17.96%	+13.0%
Dec 2021	15.89%	-11.6%
Sep 2021	17.98%	-6.8%
Jun 2021	19.29%	+4.2%
Mar 2021	18.52%	+30.4%
Dec 2020	14.20%	-15.0%
Sep 2020	16.70%	-15.1%
Jun 2020	19.66%	+7.5%
Mar 2020	18.29%	-1.2%
Dec 2019	18.52%	-7.5%
Sep 2019	20.03%	-1.1%
Jun 2019	20.25%	+4.0%
Mar 2019	19.48%	+12.5%
Dec 2018	17.32%	-18.5%
Sep 2018	21.25%	-4.1%
Jun 2018	22.15%	+8.7%
Mar 2018	20.38%	+9.0%
Dec 2017	18.70%	-14.1%
Sep 2017	21.76%	+1.4%
Jun 2017	21.46%	-2.7%
Mar 2017	22.06%	+8.5%
Dec 2016	20.33%	-3.5%
Sep 2016	21.06%	-0.2%
Jun 2016	21.10%	-3.0%
Mar 2016	21.76%	+4.6%
Dec 2015	20.80%	-2.9%
Sep 2015	21.43%	-4.5%
Jun 2015	22.43%	+0.4%
Mar 2015	22.34%	+1.9%
Dec 2014	21.92%	-3.7%
Sep 2014	22.76%	-0.4%
Jun 2014	22.84%	+10.9%
Mar 2014	20.59%	-4.5%
Dec 2013	21.55%	+1.9%
Sep 2013	21.14%	+0.1%
Jun 2013	21.11%	+5.4%
Mar 2013	20.03%	-3.1%
Dec 2012	20.67%	+12.2%
Sep 2012	18.42%	-9.0%
Jun 2012	20.24%	+9.2%
Mar 2012	18.54%	-5.4%
Dec 2011	19.59%	+5.8%
Sep 2011	18.52%	-9.8%
Jun 2011	20.54%	+6.9%
Mar 2011	19.22%	-7.2%
Dec 2010	20.71%	+0.6%
Sep 2010	20.59%	-5.6%
Jun 2010	21.82%	+3.8%
Mar 2010	21.03%	+6.3%
Dec 2009	19.79%	+1.8%
Sep 2009	19.44%	-7.3%
Jun 2009	20.98%	+2.3%
Mar 2009	20.50%	+2.2%
Dec 2008	20.05%	+2.7%

Month	Value	Change
Sep 2008	19.53%	-4.5%
Jun 2008	20.46%	+10.4%
Mar 2008	18.54%	-0.8%
Dec 2007	18.69%	+4.5%
Sep 2007	17.88%	-6.1%
Jun 2007	19.04%	+11.5%
Mar 2007	17.07%	-1.4%
Dec 2006	17.32%	-9.0%
Sep 2006	19.03%	-3.5%
Jun 2006	19.73%	+10.0%
Mar 2006	17.94%	+14.9%
Dec 2005	15.62%	-1.3%
Sep 2005	15.83%	-15.4%
Jun 2005	18.72%	+13.3%
Mar 2005	16.52%	+21.6%
Dec 2004	13.58%	+0.9%
Sep 2004	13.46%	-20.0%
Jun 2004	16.82%	+25.2%
Mar 2004	13.43%	-14.2%
Dec 2003	15.65%	+44.4%
Sep 2003	10.84%	+0.8%
Jun 2003	10.75%	+25.4%
Mar 2003	8.57%	+14.0%
Dec 2002	7.52%	-52.8%
Sep 2002	15.92%	-9.9%
Jun 2002	17.66%	+12.1%
Mar 2002	15.76%	+233.2%
Dec 2001	-11.83%	-56.3%
Sep 2001	-7.57%	-30.5%
Jun 2001	-5.80%	-26.6%
Mar 2001	-4.58%	+3.4%
Dec 2000	-4.74%	-64.6%
Sep 2000	-2.88%	-74.5%
Jun 2000	-1.65%	-177.8%
Mar 2000	2.12%	-78.0%
Dec 1999	9.64%	-2.7%
Sep 1999	9.91%	-2.2%
Jun 1999	10.13%	-25.4%
Mar 1999	13.58%	+5.3%
Dec 1998	12.90%	+16.7%
Sep 1998	11.05%	+1.8%
Jun 1998	10.85%	+21.9%
Mar 1998	8.90%	+102.8%
Dec 1997	-321.97%	-2,615.4%
Dec 1996	12.80%	-3.4%
Sep 1996	13.25%	+11.2%
Dec 1995	11.92%	-10.9%
Sep 1995	13.38%	-27.0%
Sep 1994	18.33%	-4.4%
Jun 1994	19.17%	-2.0%
Mar 1994	19.56%	+56.7%
Dec 1992	12.48%	-37.0%
Sep 1992	19.80%	-5.8%
Jun 1992	21.01%	-1.9%
Mar 1992	21.42%	+4.5%
Dec 1991	20.50%	+1.6%
Sep 1991	20.18%	-7.0%
Jun 1991	21.69%	+21.4%
Mar 1991	17.86%	+9.4%
Dec 1990	16.32%	-7.3%
Sep 1990	17.61%	-2.6%
Jun 1990	18.08%	+21.0%
Mar 1990	14.94%	-9.5%
Dec 1989	16.51%	+5.4%
Sep 1989	15.66%	-7.3%
Jun 1989	16.89%	+16.2%
Mar 1989	14.53%	+106.8%
Dec 1988	-214.13%	-0.8%
Dec 1987	-212.47%	-6.1%
Dec 1986	-200.29%	+5.6%
Dec 1985	-212.09%	-10.9%
Dec 1984	-191.18%	-

FAQ

What is the current quarterly operating margin of CMCSA?: As of today, CMCSA quarterly operating margin is 18.23%
What is CMCSA quarterly operating margin most recent change?: CMCSA quarterly operating margin was up +5.80% on September 30, 2026
What is 1-year change in CMCSA quarterly operating margin?: CMCSA quarterly operating margin is up +2.76% year-over-year
How far is CMCSA quarterly operating margin from its all-time high?: CMCSA quarterly operating margin is currently -20.18% below its historical high of 22.84% set on June 30, 2014
How does CMCSA quarterly operating margin rank versus sector peers?: CMCSA quarterly operating margin is higher than 80.33% of companies in Communication Services sector
When is CMCSA next earnings release?: The next earnings release for CMCSA is on January 28, 2027

Operating Margin Formula

Operating Profit Margin = Operating Income

Revenue × 100%

Data Sources & References

CMCSA Official Website corporate.comcast.com
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/1166691/000162828026004994/0001628280-26-004994-index.htm
CMCSA Profile on Yahoo Finance finance.yahoo.com/quote/CMCSA
CMCSA Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/cmcsa