What is the current annual net margin of CMCSA?

As of today, CMCSA annual net margin is 15.89%

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

CMCSA annual net margin is up +23.85% year-over-year

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

CMCSA annual net margin is up +291.38% over the past 3 years

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

CMCSA annual net margin is currently -41.06% below its historical high of 26.96% set on December 31, 2017

How does CMCSA annual net margin rank versus sector peers?

CMCSA annual net margin is higher than 88.46% 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 net margin of CMCSA?

As of today, CMCSA quarterly net margin is 11.48%

What is CMCSA quarterly net margin most recent change?

CMCSA quarterly net margin was up +0.53% on September 30, 2026

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

CMCSA quarterly net margin is up +10.28% year-over-year

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

CMCSA quarterly net margin is currently -83.16% below its historical high of 68.18% set on December 31, 2017

How does CMCSA quarterly net margin rank versus sector peers?

CMCSA quarterly net margin is higher than 82.02% of companies in Communication Services sector

When is CMCSA next earnings release?

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

CMCSA Net Margin History & Chart Since 1980

Annual Net Margin

15.89%3.06%+23.85%

December 31, 2025

Summary

Current Value: As of today, CMCSA annual net margin is 15.89%, up +23.85% on December 31, 2025
Historical Performance: CMCSA annual net margin is up +291.38% over the past 3 years, up +53.82% over the past 5 years
All-Time High Comparison: CMCSA annual net margin is currently -41.06% below its historical high of 26.96% set on December 31, 2017
3-Year Low Comparison: CMCSA annual net margin is +291.38% above its 3-year low of 4.06% reached on an earlier date
Sector Comparison: CMCSA annual net margin is higher than 88.46% of companies in Communication Services sector

Net Margin Chart

beforeafter

Performance

CMCSA Performance
Metric	Date	Value	1Y	3Y	5Y	15Y
Annual Net Margin	Dec 31, 25	15.89%	+23.9%	+291.4%	+53.8%	+64.3%
Quarterly Net Margin	Sep 30, 26	11.48%	+10.3%	-13.5%	-11.5%	+41.2%
Price	Oct 26, 26	$22.05	-19.6%	-39.9%	-56.2%	+89.7%
PE Ratio	Oct 26, 26	6.99	+53.3%	-31.3%	-56.9%	-57.9%
Annual Revenue	Dec 31, 25	$123.71B	-0.0%	+1.9%	+19.4%	+226.1%
Annual Net Income	Dec 31, 25	$19.66B	+23.8%	+299.2%	+83.7%	+436.0%
Annual Gross Margin	Dec 31, 25	58.64%	+0.9%	+2.6%	+5.9%	+38.4%
Annual Operating Margin	Dec 31, 25	16.71%	-11.3%	-10.3%	-2.4%	-20.5%

Net Margin Highs

CMCSA Annual Net Margin Highs Comparison
Period	High	Date	Current
3Y	15.89%	Dec 31, 25	at high
5Y	15.89%	Dec 31, 25	at high
All	26.96%	Dec 31, 17	-41.1%

Net Margin Lows

CMCSA Annual Net Margin Lows Comparison
Period	Low	Date	Current
3Y	4.06%	N/A	+291.4%
5Y	4.06%	Dec 31, 22	+291.4%
All	-26.83%	Dec 31, 90	+159.2%

Net Margin History

Year	Value	Change
2025	15.89%	+23.9%
2024	12.83%	+3.2%
2023	12.43%	+206.2%
2022	4.06%	-65.9%
2021	11.89%	+15.1%
2020	10.33%	-15.5%
2019	12.23%	-2.5%
2018	12.55%	-53.4%
2017	26.96%	+139.6%
2016	11.25%	-0.4%
2015	11.29%	-9.6%
2014	12.49%	+13.1%
2013	11.04%	-12.2%
2012	12.57%	+36.0%
2011	9.24%	-4.4%
2010	9.67%	-4.7%
2009	10.15%	+37.7%
2008	7.37%	-10.7%
2007	8.25%	-8.3%
2006	9.00%	+123.9%
2005	4.02%	-17.1%
2004	4.85%	+834.8%
2003	-0.66%	-29.4%

Year	Value	Change
2002	-0.51%	-112.8%
2001	3.99%	-84.8%
2000	26.29%	+110.3%
1999	12.50%	-33.2%
1998	18.72%	+422.8%
1997	-5.80%	-132.9%
1996	-2.49%	+4.2%
1995	-2.60%	+52.6%
1994	-5.48%	+25.8%
1993	-7.39%	+69.2%
1992	-24.01%	-13.4%
1991	-21.18%	+21.1%
1990	-26.83%	-2.3%
1989	-26.23%	-148.2%
1988	-10.57%	-248.8%
1987	-3.03%	-493.5%
1986	0.77%	-93.8%
1985	12.42%	+5.1%
1984	11.82%	+10.6%
1983	10.69%	+2.9%
1982	10.39%	-16.3%
1981	12.41%	+7.5%
1980	11.54%	-

FAQ

What is the current annual net margin of CMCSA?: As of today, CMCSA annual net margin is 15.89%
What is 1-year change in CMCSA annual net margin?: CMCSA annual net margin is up +23.85% year-over-year
What is 3-year change in CMCSA annual net margin?: CMCSA annual net margin is up +291.38% over the past 3 years
How far is CMCSA annual net margin from its all-time high?: CMCSA annual net margin is currently -41.06% below its historical high of 26.96% set on December 31, 2017
How does CMCSA annual net margin rank versus sector peers?: CMCSA annual net margin is higher than 88.46% 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

Net Margin Formula

Net Margin = Net Income

Revenue × 100%

Quarterly Net Margin

11.48%0.06%+0.53%

September 30, 2026

Summary

Current Value: As of today, CMCSA quarterly net margin is 11.48%, up +0.53% on September 30, 2026
Historical Performance: CMCSA quarterly net margin is up +10.28% year-over-year, down -13.49% over the past 3 years
All-Time High Comparison: CMCSA quarterly net margin is currently -83.16% below its historical high of 68.18% set on December 31, 2017
3-Year Low Comparison: CMCSA quarterly net margin is +79.10% above its 3-year low of 6.41% reached on December 31, 2025
Sector Comparison: CMCSA quarterly net margin is higher than 82.02% of companies in Communication Services sector

Performance

CMCSA Performance
Metric	Date	Value	3M	1Y	3Y	5Y
Quarterly Net Margin	Sep 30, 26	11.48%	+0.5%	+10.3%	-13.5%	-11.5%
Annual Net Margin	Dec 31, 25	15.89%	–	+23.9%	+291.4%	+53.8%
Price	Oct 26, 26	$22.05	-1.1%	-19.6%	-39.9%	-56.2%
PE Ratio	Oct 26, 26	6.99	-3.2%	+53.3%	-31.3%	-56.9%
Quarterly Revenue	Sep 30, 26	$29.30B	-2.1%	-6.1%	-2.7%	-3.3%
Quarterly Net Income	Sep 30, 26	$3.36B	-1.7%	+3.5%	-15.9%	-14.5%
Quarterly Gross Margin	Sep 30, 26	61.72%	+3.5%	+3.9%	+3.4%	+13.8%
Quarterly Operating Margin	Sep 30, 26	18.23%	+5.8%	+2.8%	-15.2%	+1.4%

Quarterly Net Margin Highs

CMCSA Quarterly Net Margin Highs Comparison
Period	High	Date	Current
1Y	11.48%	Sep 30, 26	at high
3Y	36.43%	Jun 30, 25	-68.5%
5Y	36.43%	Jun 30, 25	-68.5%
All	68.18%	Dec 31, 17	-83.2%

Quarterly Net Margin Lows

CMCSA Quarterly Net Margin Lows Comparison
Period	Low	Date	Current
1Y	6.41%	Dec 31, 25	+79.1%
3Y	6.41%	Dec 31, 25	+79.1%
5Y	-15.63%	Sep 30, 22	+173.4%
All	-53.94%	Dec 31, 92	+121.3%

Quarterly Net Margin History

Month	Value	Change
Sep 2026	11.48%	+0.5%
Jun 2026	11.42%	+77.3%
Mar 2026	6.44%	+0.5%
Dec 2025	6.41%	-38.4%
Sep 2025	10.41%	-71.4%
Jun 2025	36.43%	+230.3%
Mar 2025	11.03%	-24.9%
Dec 2024	14.68%	+31.7%
Sep 2024	11.15%	-13.8%
Jun 2024	12.93%	+2.9%
Mar 2024	12.57%	+24.6%
Dec 2023	10.09%	-24.0%
Sep 2023	13.27%	-3.4%
Jun 2023	13.73%	+8.2%
Mar 2023	12.69%	+35.0%
Dec 2022	9.40%	+160.1%
Sep 2022	-15.63%	-244.7%
Jun 2022	10.80%	-3.7%
Mar 2022	11.21%	+14.2%
Dec 2021	9.82%	-24.3%
Sep 2021	12.97%	+2.0%
Jun 2021	12.72%	+5.1%
Mar 2021	12.10%	-2.4%
Dec 2020	12.40%	+56.0%
Sep 2020	7.95%	-37.4%
Jun 2020	12.69%	+51.8%
Mar 2020	8.36%	-25.8%
Dec 2019	11.27%	-8.1%
Sep 2019	12.26%	+2.8%
Jun 2019	11.93%	-11.8%
Mar 2019	13.52%	+45.8%
Dec 2018	9.27%	-29.1%
Sep 2018	13.08%	-11.4%
Jun 2018	14.76%	+5.9%
Mar 2018	13.94%	-79.6%
Dec 2017	68.18%	+437.7%
Sep 2017	12.68%	+6.2%
Jun 2017	11.94%	-7.4%
Mar 2017	12.90%	+12.2%
Dec 2016	11.50%	+5.5%
Sep 2016	10.90%	+1.0%
Jun 2016	10.79%	-8.9%
Mar 2016	11.84%	+10.9%
Dec 2015	10.68%	-2.3%
Sep 2015	10.93%	-5.8%
Jun 2015	11.60%	-3.3%
Mar 2015	11.99%	+6.5%
Dec 2014	11.26%	-28.2%
Sep 2014	15.68%	+30.4%
Jun 2014	12.02%	+8.0%
Mar 2014	11.13%	-4.3%
Dec 2013	11.63%	+5.6%
Sep 2013	11.01%	+2.7%
Jun 2013	10.72%	-0.2%
Mar 2013	10.74%	-5.3%
Dec 2012	11.34%	-37.0%
Sep 2012	18.00%	+67.6%
Jun 2012	10.74%	+10.4%
Mar 2012	9.73%	-7.7%
Dec 2011	10.54%	+29.6%
Sep 2011	8.13%	-14.8%
Jun 2011	9.54%	+11.3%
Mar 2011	8.57%	-19.4%
Dec 2010	10.63%	+15.9%
Sep 2010	9.17%	-1.4%
Jun 2010	9.30%	-2.6%
Mar 2010	9.55%	-8.7%
Dec 2009	10.46%	-1.4%
Sep 2009	10.61%	-0.8%
Jun 2009	10.70%	+21.5%
Mar 2009	8.81%	+87.4%
Dec 2008	4.70%	-46.8%
Sep 2008	8.84%	+22.1%
Jun 2008	7.24%	-17.7%
Mar 2008	8.80%	+18.3%
Dec 2007	7.44%	+6.4%
Sep 2007	6.99%	-6.4%
Jun 2007	7.47%	-33.8%
Mar 2007	11.28%	+84.0%
Dec 2006	6.13%	-59.4%
Sep 2006	15.11%	+106.4%
Jun 2006	7.32%	-14.2%
Mar 2006	8.53%	+235.8%
Dec 2005	2.54%	-33.2%
Sep 2005	3.80%	-51.7%
Jun 2005	7.86%	+180.7%

Month	Value	Change
Mar 2005	2.80%	-65.5%
Dec 2004	8.12%	+86.7%
Sep 2004	4.35%	-20.5%
Jun 2004	5.47%	+320.8%
Mar 2004	1.30%	-84.4%
Dec 2003	8.33%	+372.2%
Sep 2003	-3.06%	-335.4%
Jun 2003	1.30%	+133.2%
Mar 2003	-3.91%	-234.2%
Dec 2002	-1.17%	-128.2%
Sep 2002	4.15%	+168.6%
Jun 2002	-6.05%	-255.9%
Mar 2002	-1.70%	+80.8%
Dec 2001	-8.87%	-159.4%
Sep 2001	-3.42%	-206.9%
Jun 2001	3.20%	-89.1%
Mar 2001	29.30%	-13.2%
Dec 2000	33.74%	-48.1%
Sep 2000	65.05%	+451.7%
Jun 2000	11.79%	+224.9%
Mar 2000	-9.44%	-12.2%
Dec 1999	-8.41%	-117.4%
Sep 1999	48.38%	-16.3%
Jun 1999	57.78%	+931.8%
Mar 1999	5.60%	-85.3%
Dec 1998	38.15%	-27.9%
Sep 1998	52.92%	+924.3%
Jun 1998	-6.42%	-10.7%
Mar 1998	-5.80%	+32.4%
Dec 1997	-8.58%	-87.3%
Sep 1997	-4.58%	-44.9%
Jun 1997	-3.16%	+44.8%
Mar 1997	-5.72%	-64.4%
Dec 1996	-3.48%	-241.2%
Sep 1996	-1.02%	-157.0%
Jun 1996	1.79%	+149.2%
Mar 1996	-3.64%	-451.5%
Dec 1995	-0.66%	+22.4%
Sep 1995	-0.85%	+76.1%
Jun 1995	-3.56%	-3,855.6%
Mar 1995	-0.09%	+98.9%
Dec 1994	-8.19%	-63.8%
Sep 1994	-5.00%	-31.9%
Jun 1994	-3.79%	+54.6%
Mar 1994	-8.34%	+29.4%
Dec 1993	-11.82%	-160.4%
Sep 1993	-4.54%	0.0%
Jun 1993	-4.54%	0.0%
Mar 1993	-4.54%	+91.6%
Dec 1992	-53.94%	-128.2%
Sep 1992	-23.64%	-29.8%
Jun 1992	-18.21%	+2.5%
Mar 1992	-18.68%	+13.9%
Dec 1991	-21.70%	+3.7%
Sep 1991	-22.53%	-24.9%
Jun 1991	-18.04%	+25.5%
Mar 1991	-24.21%	+8.4%
Dec 1990	-26.42%	+2.9%
Sep 1990	-27.20%	-6.5%
Jun 1990	-25.53%	+13.6%
Mar 1990	-29.56%	+8.0%
Dec 1989	-32.13%	-71.1%
Sep 1989	-18.78%	+17.2%
Jun 1989	-22.67%	+29.2%
Mar 1989	-32.01%	-36.5%
Dec 1988	-23.45%	-192.8%
Sep 1988	-8.01%	-16.3%
Jun 1988	-6.89%	-276.5%
Mar 1988	-1.83%	-92.6%
Dec 1987	-0.95%	-630.8%
Sep 1987	-0.13%	+97.2%
Jun 1987	-4.72%	+33.0%
Mar 1987	-7.05%	+67.2%
Dec 1986	-21.47%	-1,092.8%
Sep 1986	-1.80%	-112.7%
Jun 1986	14.15%	-0.6%
Mar 1986	14.24%	-40.3%
Dec 1985	23.86%	+550.1%
Sep 1985	3.67%	-68.6%
Jun 1985	11.68%	+15.5%
Mar 1985	10.11%	-34.5%
Dec 1984	15.44%	+31.0%
Sep 1984	11.79%	+12.2%
Jun 1984	10.51%	+13.7%
Mar 1984	9.24%	-

FAQ

What is the current quarterly net margin of CMCSA?: As of today, CMCSA quarterly net margin is 11.48%
What is CMCSA quarterly net margin most recent change?: CMCSA quarterly net margin was up +0.53% on September 30, 2026
What is 1-year change in CMCSA quarterly net margin?: CMCSA quarterly net margin is up +10.28% year-over-year
How far is CMCSA quarterly net margin from its all-time high?: CMCSA quarterly net margin is currently -83.16% below its historical high of 68.18% set on December 31, 2017
How does CMCSA quarterly net margin rank versus sector peers?: CMCSA quarterly net margin is higher than 82.02% of companies in Communication Services sector
When is CMCSA next earnings release?: The next earnings release for CMCSA is on January 28, 2027

Net Margin Formula

Net Margin = Net 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