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Comcast Corporation (CMCSA) stock Historical Volatility

10-Day

39.63%

Summary

Current Value
As of today, CMCSA 10-day volatility is 39.63%, down -30.57% 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 Volatility39.63%-30.6%+13.3%-39.4%+106.1%+37.1%+29.6%+255.4%
1-Month Volatility41.99%+1.7%+32.1%-26.0%+40.5%+60.6%+88.7%+254.7%
3-Month Volatility34.03%+1.3%-15.9%-11.3%+22.1%+58.4%+71.8%+74.6%
1-Year Volatility30.88%+0.2%+5.3%+10.4%+13.4%+9.9%+11.2%+29.1%
14-Day RSI59.98+4.8%+34.2%+63.4%-3.5%+92.5%-15.6%+4.5%
Beta0.130.0%0.0%-45.8%-78.0%-80.0%-87.0%-87.0%
ATR$0.87-3.6%-0.8%-0.4%+43.7%+21.2%+10.9%-8.4%
Price$25.17+1.7%+7.5%-4.1%-10.2%-15.2%-40.9%-54.2%
200-Day SMA$26.92-0.1%-2.0%-6.8%-11.4%-21.9%-24.5%-46.2%
50-Day SMA$23.760.0%-3.9%-18.1%-9.8%-26.7%-39.4%-55.9%
20-Day SMA$23.80+0.4%+1.4%-15.2%-11.5%-25.0%-41.8%-56.2%

10-Day Volatility History

DateValueChange
39.63%+106.1%
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 39.63%
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