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Comcast Corporation (CMCSA) stock Historical Volatility

10-Day

39.72%

Summary

Current Value
As of today, CMCSA 10-day volatility is 39.72%, up +0.23% on
Value Category
Based on its current 10-day historical volatility, CMCSA falls into the moderate volatility category
1-Year High
CMCSA 10-day volatility reached a 1-year high of 84.66% on
1-Year Low
CMCSA 10-day volatility reached a 1-year low of 8.74% on

10-Day Volatility Chart

SUGGESTED SERIES

Performance

CMCSA Performance
MetricDateValue1D1M3MYTD1Y3Y5Y
10-Day Volatility39.72%+0.2%+13.5%-39.2%+106.5%+37.4%+29.9%+256.2%
1-Month Volatility41.04%+0.0%+29.1%-27.7%+37.4%+57.0%+84.5%+246.6%
3-Month Volatility33.79%+0.0%-16.5%-12.0%+21.3%+57.3%+70.6%+73.4%
1-Year Volatility30.82%-0.1%+5.0%+10.2%+13.2%+9.7%+11.0%+28.9%
14-Day RSI61.19+2.0%+36.9%+66.7%-1.5%+96.4%-13.9%+6.6%
Beta0.14+7.7%+7.7%-41.7%-76.3%-78.5%-86.0%-86.0%
ATR$0.85-2.6%-3.4%-3.0%+40.0%+18.1%+8.0%-10.8%
Price$25.36+0.8%+8.3%-3.4%-9.5%-14.6%-40.5%-53.9%
200-Day SMA$26.91-0.0%-2.1%-6.8%-11.4%-21.9%-24.6%-46.3%
50-Day SMA$23.76+0.0%-3.8%-18.0%-9.7%-26.7%-39.4%-55.9%
20-Day SMA$23.89+0.4%+1.8%-14.8%-11.1%-24.8%-41.6%-56.1%

10-Day Volatility History

DateValueChange
39.72%+106.6%
19.23%-8.1%
20.93%+180.6%
7.46%-59.2%
18.29%+42.7%
12.82%-27.4%
17.66%+74.9%
10.10%-62.2%
26.69%+19.2%
22.39%+92.0%
11.66%-31.0%
16.90%+15.1%
14.68%+19.3%
12.31%-49.6%
24.44%+18.3%
20.66%+24.5%
16.59%+9.8%
15.11%-62.1%
39.85%+214.3%
12.68%+33.2%
9.52%+7.7%
8.84%-54.6%
19.45%+19.8%
16.24%-53.7%
DateValueChange
35.10%-7.2%
37.81%-18.8%
46.54%-25.0%
62.06%+258.5%
17.31%-63.2%
47.08%+200.6%
15.66%-22.9%
20.31%-25.8%
27.39%+29.5%
21.15%+10.4%
19.16%-62.6%
51.19%+18.6%
43.18%+20.2%
35.93%+6.5%
33.74%-48.0%
64.93%+327.7%
15.18%-42.4%
26.35%+64.4%
16.03%-35.2%
24.75%-2.1%
25.29%+64.1%
15.41%-62.3%
40.91%-

FAQ

What is the current 10-day volatility of CMCSA?
As of today, CMCSA 10-day volatility is 39.72%
What 10-day volatility category does CMCSA fall into?
Based on its current 10-day historical volatility, CMCSA falls into the moderate volatility category
What is CMCSA 10-day volatility 1-year high?
CMCSA 10-day volatility reached a 1-year high of 84.66% on April 29, 2026
What is CMCSA 10-day volatility 1-year low?
CMCSA 10-day volatility reached a 1-year low of 8.74% on September 16, 2025

Data Sources & References

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