Independent options-market research
★
Menu
Stocks Expected Moves Volatility Earnings Market Dashboard Options Activity Screener Options Calculator News
Learn & Tools Learn Ask the Data AI Agents Methodology ★ Saved API
About About us Contact Disclaimer
View options
Dark mode

Guided View
New to markets? Prices, yields, YTD, market cap. We explain every term as you browse, in plain English. Same data, with the help built in.

Expert View
You already know the market. Just the data: clean, fast and compact, with no extra explanations. This is the default view.

Interface language
DATA API

Free read-only JSON access to summary metrics, rate-limited.

CMCSA option chain Comcast Corporation

Cboe delayed options data · as of 21:51 UTC

Each row is one strike. The left half is the call, the right half the put. Bid/ask are what buyers and sellers currently quote; volume is contracts traded this session; open interest is standing contracts. The highlighted row sits closest to the stock price.

This expiration prices a move of about ±8.0% (20.52–24.08) · ATM IV 59.9% · P/C open interest 6.32

CALLS Strike PUTS
BidAskVolOIThe number of option contracts currently outstanding at a strike or expiration. High open interest shows where positions are concentrated. IVΔModel sensitivity of an option's price to a $1 move in the stock; also used as a rough moneyness scale (a 25-delta option is well out of the money).ΓΘ BidAskVolOI IVΔΓΘ
6.35 9.20 2 205.5% 0.99 0.0076 -0.005 15 0 2.13 300.9% -0.01 0.0076 -0.006
4.90 8.20 2 138.0% 0.98 0.0113 -0.006 16 0 2.13 267.8% -0.02 0.0113 -0.007
4.20 7.25 1 147.8% 0.98 0.0174 -0.008 17 0 2.14 2 236.7% -0.02 0.0174 -0.009
3.30 6.25 131.3% 0.96 0.0281 -0.010 18 0 0.2100 93 92.7% -0.04 0.0282 -0.011
2.72 5.05 2 0.95 0.0366 -0.012 18.5 0 1.04 138.3% -0.05 0.0367 -0.012
1.70 4.85 0.94 0.0483 -0.014 19 0 0.1500 1 210 68.6% -0.06 0.0485 -0.014
2.06 4.35 89.0% 0.92 0.0648 -0.017 19.5 0 0.5800 89.8% -0.08 0.0650 -0.017
2.10 2.85 5 89 47.0% 0.89 0.0870 -0.021 20 0.0800 0.2000 36.9K 40.3K 62.0% -0.11 0.0874 -0.021
1.66 2.69 2 2 64.0% 0.84 0.1144 -0.026 20.5 0.0500 0.4700 107 203 64.9% -0.16 0.1150 -0.026
1.35 2.25 21 292 64.0% 0.77 0.1432 -0.032 21 0.2600 0.7100 14 1,046 73.0% -0.23 0.1440 -0.032
1.15 1.54 55 66 55.0% 0.69 0.1687 -0.037 21.5 0.2300 0.5700 47 73 53.5% -0.31 0.1696 -0.037
0.9200 1.10 90 722 53.1% 0.60 0.1868 -0.040 22 0.5000 0.7600 46 2,433 56.1% -0.40 0.1879 -0.041
0.5600 0.8600 17 247 50.3% 0.50 0.1945 -0.042 22.5 0.6800 1.46 1 43 69.5% -0.50 0.1956 -0.042
0.4600 0.6000 2,794 2,632 52.2% 0.41 0.1906 -0.040 23 1.07 1.52 11 107 65.2% -0.59 0.1918 -0.040
0.1300 0.5100 12 793 48.5% 0.32 0.1762 -0.036 23.5 0.9700 3.15 96.2% -0.68 0.1773 -0.037
0.2200 0.2800 286 1,032 52.4% 0.24 0.1540 -0.031 24 1.63 2.27 2 168 62.6% -0.76 0.1551 -0.031
0.1300 0.2300 6 170 54.2% 0.18 0.1277 -0.026 24.5 1.16 4.40 98.2% -0.83 0.1289 -0.026
0.1000 0.1700 27 454 56.6% 0.13 0.1017 -0.021 25 2.55 3.10 1 34 68.8% -0.88 0.1032 -0.021
0 0.3100 27 66.1% 0.09 0.0797 -0.017 25.5 2.69 4.60 10 106.1% -0.91 0.0815 -0.017
0.0400 0.0900 5 91 58.6% 0.07 0.0630 -0.015 26 3.45 5.00 15 123.3% -0.93 0.0648 -0.015
0 0.5200 4 92.4% 0.06 0.0507 -0.013 26.5 3.75 5.65 127.2% -0.95 0.0524 -0.013
0 0.1600 109 73.0% 0.05 0.0416 -0.011 27 4.30 6.75 1 161.9% -0.96 0.0434 -0.011
0 0.2400 93 91.5% 0.03 0.0289 -0.009 28 4.80 7.75 156.3% -0.97 0.0305 -0.009
0 2.13 174 201.2% 0.03 0.0206 -0.007 29 5.90 8.10 142.9% -0.98 0.0226 -0.007
0 0.0500 67 84.8% 0.02 0.0151 -0.006 30 6.10 9.75 146.1% -0.99 0.0165 -0.006
0 0.0100 15 75.8% 0.02 0.0117 -0.005 31 7.90 10.05 163.3% -0.99 0.0126 -0.005
0 2.13 239.8% 0.01 0.0094 -0.005 32 8.80 11.75 206.7% -0.99 0.0098 -0.004
0 2.13 251.3% 0.01 0.0078 -0.004 33 9.80 12.75 217.6% -1.00 0.0074 -0.004

Strikes shown: within ±50% of the underlying price. Intrinsic value = max(0, price − strike) for calls, max(0, strike − price) for puts; extrinsic = option price − intrinsic. Greeks and IV as computed by the exchange feed.

Volatility smile — Oct 30, 2026

Volatility page →

Implied volatility per strike for this expiration. Out-of-the-money puts usually price higher IV than calls — the skew.

43%78%112%147%22.3018.5026.00
callsputs

Consumer Cyclical

ABNB · Airbnb, Inc.AMZN · Amazon.com, Inc.AZO · AutoZone, Inc.BABA · Alibaba Group Holding…BBY · Best Buy Co., Inc.BYD · Boyd Gaming CorporationCAVA · CAVA Group, Inc.CCL · Carnival Corporation & plc

ETF

ARKK · ARK Innovation ETFBITO · ProShares Bitcoin ETFDIA · State Street SPDR Dow…EEM · iShares MSCI Emerging…EFA · iShares MSCI EAFE ETFEWZ · iShares MSCI Brazil ETFFXI · iShares China Large-Cap ETFGDX · VanEck Gold Miners ETF

Technology

AAPL · Apple Inc.ADBE · Adobe Inc.AI · C3.ai, Inc.AMAT · Applied Materials, Inc.AMD · Advanced Micro Device…APP · AppLovin CorporationARM · Arm Holdings plc Amer…ASML · ASML Holding N.V.

Financial Services

AFRM · Affirm Holdings, Inc.ALL · The Allstate CorporationALLY · Ally Financial Inc.AXP · American Express CompanyBAC · Bank of America CorporationBLK · BlackRock, Inc.BX · Blackstone Inc.C · Citigroup Inc.

Industrials

AAL · American Airlines Gro…BA · The Boeing CompanyCAT · Caterpillar Inc.CMI · Cummins Inc.DAL · Delta Air Lines, Inc.DE · Deere & CompanyEMR · Emerson Electric Co.ETN · Eaton Corporation plc

Consumer Defensive

CELH · Celsius Holdings, Inc.CL · Colgate-Palmolive CompanyCOST · Costco Wholesale Corp…DG · Dollar General CorporationDLTR · Dollar Tree, Inc.EL · The Estée Lauder Comp…GIS · General Mills, Inc.HSY · The Hershey Company