Comcast Corporation (CMCSA) stock Beta

Beta

0.580.02+3.57%

March 18, 2026

Summary

Current Value: As of today, CMCSA beta is 0.58, up +3.57% on March 18, 2026
Current Value Category: Based on its current beta, CMCSA falls into the high volatility category
1-Year High: CMCSA beta reached a 1-year high of 0.67 on November 3, 2025
1-Year Low: CMCSA beta reached a 1-year low of 0.49 on March 26, 2025

Beta Chart

Performance

CMCSA Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
Beta	Mar 18, 26	0.58	+3.6%	0.0%	-3.3%	-1.7%	+11.5%	-25.6%	-39.0%
Price	Mar 18, 26	$28.57	-5.0%	-9.6%	+0.7%	+2.0%	-15.3%	-15.4%	-45.4%
SPX	Mar 18, 26	6,626.77	-1.3%	-3.7%	-2.2%	-3.2%	+18.0%	+69.2%	+69.3%
200-Day SMA	Mar 18, 26	$29.70	-0.1%	-0.6%	-3.0%	-2.3%	-19.0%	-13.3%	-32.4%
50-Day SMA	Mar 18, 26	$30.16	+0.0%	+5.3%	+14.6%	+14.6%	-10.4%	-15.6%	-38.6%
14-Day RSI	Mar 18, 26	31.68	-26.1%	-51.9%	-54.2%	-49.0%	-38.3%	-24.1%	-44.3%
ATR	Mar 18, 26	$0.84	+7.1%	+8.6%	+11.2%	+38.5%	+0.8%	+2.8%	-30.3%
10-Day Volatility	Mar 18, 26	28.22%	+1.7%	+28.7%	-25.1%	+46.8%	-20.4%	+52.6%	+10.7%
1-Month Volatility	Mar 18, 26	27.65%	+26.3%	+20.1%	-16.1%	-7.5%	+1.6%	+36.4%	+14.4%
1-Year Volatility	Mar 18, 26	25.76%	+1.9%	+0.4%	-5.5%	-5.4%	-2.1%	-14.8%	-20.4%

Beta History

Date	Value	Change
Mar 18, 2026	0.58	-1.7%
Dec 31, 2025	0.59	+18.0%
Dec 31, 2024	0.50	-49.5%
Dec 31, 2023	0.99	+32.0%
Dec 31, 2022	0.75	-14.8%
Dec 31, 2021	0.88	-4.3%
Dec 31, 2020	0.92	+13.6%
Dec 31, 2019	0.81	-12.0%
Dec 31, 2018	0.92	-2.1%
Dec 31, 2017	0.94	+20.5%
Dec 31, 2016	0.78	-20.4%
Dec 31, 2015	0.98	-7.5%
Dec 31, 2014	1.06	+8.2%
Dec 31, 2013	0.98	0.0%
Dec 31, 2012	0.98	-3.0%
Dec 31, 2011	1.01	+2.0%
Dec 31, 2010	0.99	-20.2%

Date	Value	Change
Dec 31, 2009	1.24	+7.8%
Dec 31, 2008	1.15	+33.7%
Dec 31, 2007	0.86	-11.3%
Dec 31, 2006	0.97	+21.3%
Dec 31, 2005	0.80	-11.1%
Dec 31, 2004	0.90	-41.9%
Dec 31, 2003	1.55	+8.4%
Dec 31, 2002	1.43	+164.8%
Dec 31, 2001	0.54	-48.1%
Dec 31, 2000	1.04	-41.6%
Dec 31, 1999	1.78	+125.3%
Dec 31, 1998	0.79	+46.3%
Dec 31, 1997	0.54	-10.0%
Dec 31, 1996	0.60	-47.8%
Dec 31, 1995	1.15	-22.3%
Dec 31, 1994	1.48	-10.3%
Dec 31, 1993	1.65	-

FAQ

What is the current beta of CMCSA?
As of today, CMCSA beta is 0.58
What beta category does CMCSA fall into?
Based on its current beta, CMCSA falls into the high volatility category
What is CMCSA beta 1-year high?
CMCSA beta reached a 1-year high of 0.67 on November 3, 2025
What is CMCSA beta 1-year low?
CMCSA beta reached a 1-year low of 0.49 on March 26, 2025

Data Sources & References

CMCSA Official Website corporate.comcast.com
Most Recent Quarterly Report (10-Q) www.sec.gov/Archives/edgar/data/1166691/000162828026003964/0001628280-26-003964-index.htm
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