Independent options-market research
Menu
Stocks Expected Moves Volatility Earnings Market Dashboard Options Activity Screener 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 09:33 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 ±4.3% (25.64–27.98) · ATM IV 25.7% · P/C open interest 0.29

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
10.65 13.95 3 2 167.7% 1.00 0.0008 0.000 15 0 0.0200 829 112.6% -0.00 0.0008 -0.001
10.10 12.95 1 145.3% 1.00 0.0012 0.000 16 0 0.7800 121 193.0% -0.00 0.0012 -0.001
8.90 11.25 1 149.4% 1.00 0.0016 0.000 17 0 0.1800 125.1% -0.00 0.0016 -0.001
8.40 9.90 1 23 1.00 0.0019 0.000 17.5 0 0.0100 3,139 78.6% -0.00 0.0019 -0.001
7.85 10.95 1 110.0% 1.00 0.0023 0.000 18 0 0.0700 94.9% -0.00 0.0023 -0.001
6.05 9.95 2 9 111.0% 1.00 0.0034 -0.000 19 0 0.1800 945 98.8% -0.00 0.0034 -0.001
6.75 7.30 253 100.8% 0.99 0.0051 -0.001 20 0 0.0200 1 6,700 60.8% -0.01 0.0051 -0.001
5.60 6.85 226 108.1% 0.99 0.0080 -0.001 21 0 0.1700 1 2,911 73.6% -0.01 0.0080 -0.002
4.35 6.50 0.99 0.0102 -0.001 21.5 0 0.1900 69.5% -0.01 0.0103 -0.002
3.90 6.50 2 90.9% 0.99 0.0133 -0.002 22 0 0.1900 63.6% -0.01 0.0134 -0.002
3.20 5.75 3 2,306 61.7% 0.98 0.0177 -0.002 22.5 0 0.0200 6 6,470 38.7% -0.02 0.0178 -0.003
3.10 4.50 3 0.98 0.0241 -0.003 23 0 0.2000 52.8% -0.02 0.0242 -0.003
2.42 4.75 20 47.9% 0.97 0.0338 -0.003 23.5 0.0100 0.0400 1 2 35.1% -0.03 0.0340 -0.004
2.81 3.00 34 3,092 34.3% 0.96 0.0492 -0.004 24 0.0100 0.0300 22 3,827 29.2% -0.04 0.0495 -0.005
1.55 3.45 39.3% 0.94 0.0744 -0.006 24.5 0 0.1100 35 30.5% -0.06 0.0750 -0.006
1.81 2.20 84 6,163 33.7% 0.90 0.1149 -0.008 25 0.0600 0.0900 528 3,641 27.4% -0.10 0.1159 -0.009
1.41 2.04 16 40.3% 0.83 0.1680 -0.012 25.5 0.1100 0.1800 20 211 27.1% -0.17 0.1696 -0.012
1.09 1.29 25 8,037 30.6% 0.73 0.2200 -0.016 26 0.2300 0.2700 97 2,953 26.3% -0.27 0.2225 -0.016
0.6400 1.12 11 118 30.8% 0.61 0.2586 -0.018 26.5 0.3300 0.9300 69 127 35.6% -0.40 0.2618 -0.018
0.1400 0.7500 89 197 22.8% 0.47 0.2684 -0.019 27 0.3400 1.10 36 106 28.6% -0.53 0.2725 -0.019
0.2700 0.3600 150 14.3K 25.5% 0.35 0.2460 -0.017 27.5 0.6900 1.05 2 1,415 20.9% -0.66 0.2507 -0.018
0.1300 0.2800 179 353 26.8% 0.24 0.2041 -0.015 28 1.19 1.49 21 25.6% -0.77 0.2086 -0.015
0.0500 0.2000 82 397 27.5% 0.16 0.1572 -0.012 28.5 1.37 1.99 -0.85 0.1620 -0.012
0.0100 0.3200 36 2,087 35.7% 0.11 0.1155 -0.009 29 1.80 2.43 537 -0.90 0.1227 -0.010
0 0.0700 2 22 27.5% 0.08 0.0849 -0.008 29.5 1.86 3.45 -0.94 0.0932 -0.008
0.0200 0.0600 135 43.9K 32.2% 0.06 0.0648 -0.007 30 2.70 3.50 501 -0.95 0.0750 -0.008
0 0.0400 1 6,430 35.0% 0.04 0.0420 -0.006 31 3.65 4.40 1 -0.97 0.0506 -0.007
0 0.1900 4 55.1% 0.03 0.0292 -0.005 32 4.15 6.10 16 -0.98 0.0349 -0.006
0 0.0500 8,909 45.9% 0.03 0.0246 -0.005 32.5 4.55 6.75 4 -0.99 0.0290 -0.005
0 0.1900 62.4% 0.02 0.0208 -0.004 33 5.65 7.00 20 71.6% -0.99 0.0234 -0.004
0.0100 0.2300 210 1,002 72.7% 0.02 0.0148 -0.004 34 5.80 8.20 8 -1.00 0.0115 -0.004
0 0.0500 5,892 60.3% 0.01 0.0105 -0.003 35 7.50 9.00 6 75.5% -1.00 0.0040 -0.003
0 0.0100 5 7,088 53.9% 0.01 0.0077 -0.002 36 7.70 10.20 14 -1.00 0.0007 -0.003
0 0.1800 6,875 89.8% 0.01 0.0055 -0.002 37.5 9.55 11.70 2 -1.00 0.0000 -0.003
0 0.1800 390 98.1% 0.01 0.0043 -0.002 39 11.25 13.25 2 99.2% -1.00 0.0000 -0.003
0 0.0100 1,436 103.3% 0.01 0.0037 -0.002 40 12.70 14.10 18 127.2% -1.00 0.0000 -0.003

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 — Sep 18, 2026

Volatility page →

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

19%45%71%96%26.8122.0031.00
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

Energy

BKR · Baker Hughes CompanyCCJ · Cameco CorporationCOP · ConocoPhillipsCVX · Chevron CorporationDVN · Devon Energy CorporationENPH · Enphase Energy, Inc.EOG · EOG Resources, Inc.ET · Energy Transfer LP