CMCSA · Comcast Corp

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$22.29 +0.37 (+1.69%) At close · Jul 24

Market Cap

$79.12B

3.55B

Options Chain

15-min delayed Underlying $22.29 · today Options Calculator

Positioning

Jul 31, 2026 · 5 days to expiry · 66 contracts

Put / call OI

0.42

Call-heavy positioning

Open interest

15,197

contracts outstanding

Volume

8,973

traded today

Max pain

$23.00

$0.71 above spot

ATM implied vol

38.1%

market's expected move

Open interest by strike · near the money

Calls Puts

19.5

20.5

21.5

22.5

23.5

24.5

25.5

26.5

27.5

28.5

Chain

Click any strike for greeks, breakeven and the calculator

Expiry

Jul 31 5d Aug 7 12d Aug 14 19d Aug 21 26d Aug 28 33d Sep 4 40d Sep 18 54d Oct 16 82d Dec 18 145d Jan 15 173d Mar 19 236d Jun 17 326d Dec 17 509d Jan 21 544d Dec 15 873d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
1	2	—	—	$10.81		$0.05	—	—	4	7
Call · $13 In the money Last $10.81 Breakeven $23.81 Implied vol — Delta — Gamma — Theta — Vega — Open interest 1 Model this call Put · $13 Last $0.05 Breakeven $12.95 Implied vol — Delta — Gamma — Theta — Vega — Open interest 7 Model this put
1	4	201.9%	0.979	$10.25		$0.03	—	—	2	1
Call · $14 In the money Last $10.25 Breakeven $24.25 Implied vol 201.9% Delta 0.979 ≈98% ITM Gamma 0.009 Theta -0.023 Vega 0.001 Open interest 1 Model this call Put · $14 Last $0.03 Breakeven $13.97 Implied vol — Delta — Gamma — Theta — Vega — Open interest 1 Model this put
2	12	176.6%	0.976	$9.20		—	—	—	—	0
Call · $15 In the money Last $9.20 Breakeven $24.20 Implied vol 176.6% Delta 0.976 ≈98% ITM Gamma 0.012 Theta -0.023 Vega 0.002 Open interest 2 Model this call Put · $15 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
1	2	161.5%	0.963	$8.40		—	—	—	—	0
Call · $16 In the money Last $8.40 Breakeven $24.40 Implied vol 161.5% Delta 0.963 ≈96% ITM Gamma 0.019 Theta -0.03 Vega 0.002 Open interest 1 Model this call Put · $16 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	—	—	—		$0.05	-0.132	226.1%	2	1
Call · $17 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $17 Last $0.05 Breakeven $16.95 Implied vol 226.1% Delta -0.132 ≈13% ITM Gamma 0.034 Theta -0.12 Vega 0.006 Open interest 1 Model this put
0	2	188.1%	0.852	$4.30		$0.02	-0.209	273.2%	30	37
Call · $18 In the money Last $4.30 Breakeven $22.30 Implied vol 188.1% Delta 0.852 ≈85% ITM Gamma 0.045 Theta -0.106 Vega 0.007 Open interest 0 Model this call Put · $18 Last $0.02 Breakeven $17.98 Implied vol 273.2% Delta -0.209 ≈21% ITM Gamma 0.038 Theta -0.196 Vega 0.008 Open interest 37 Model this put
0	—	181.1%	0.801	—		$0.03	-0.046	80.5%	15	54
Call · $19 In the money Last — Breakeven — Implied vol 181.1% Delta 0.801 ≈80% ITM Gamma 0.057 Theta -0.126 Vega 0.009 Open interest 0 Model this call Put · $19 Last $0.03 Breakeven $18.97 Implied vol 80.5% Delta -0.046 ≈5% ITM Gamma 0.043 Theta -0.019 Vega 0.003 Open interest 54 Model this put
0	—	—	—	—		$0.05	-0.048	68.2%	3	1
Call · $19.5 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $19.5 Last $0.05 Breakeven $19.45 Implied vol 68.2% Delta -0.048 ≈5% ITM Gamma 0.053 Theta -0.017 Vega 0.003 Open interest 1 Model this put
80	38	76.8%	0.89	$2.30		$0.01	-0.108	75.6%	1	50
Call · $20 In the money Last $2.30 Breakeven $22.30 Implied vol 76.8% Delta 0.89 ≈89% ITM Gamma 0.091 Theta -0.034 Vega 0.005 Open interest 80 Model this call Put · $20 Last $0.01 Breakeven $19.99 Implied vol 75.6% Delta -0.108 ≈11% ITM Gamma 0.089 Theta -0.035 Vega 0.005 Open interest 50 Model this put
1	6	71.2%	0.848	$2.03		$0.03	-0.061	46.5%	166	82
Call · $20.5 In the money Last $2.03 Breakeven $22.53 Implied vol 71.2% Delta 0.848 ≈85% ITM Gamma 0.121 Theta -0.04 Vega 0.007 Open interest 1 Model this call Put · $20.5 Last $0.03 Breakeven $20.47 Implied vol 46.5% Delta -0.061 ≈6% ITM Gamma 0.095 Theta -0.014 Vega 0.003 Open interest 82 Model this put
404	12	41%	0.897	$1.55		$0.07	-0.116	43.2%	56	404
Call · $21 In the money Last $1.55 Breakeven $22.55 Implied vol 41% Delta 0.897 ≈90% ITM Gamma 0.164 Theta -0.017 Vega 0.005 Open interest 404 Model this call Put · $21 Last $0.07 Breakeven $20.93 Implied vol 43.2% Delta -0.116 ≈12% ITM Gamma 0.165 Theta -0.021 Vega 0.005 Open interest 404 Model this put
0	6	32.5%	0.84	$0.91		$0.16	-0.216	41.4%	156	274
Call · $21.5 In the money Last $0.91 Breakeven $22.41 Implied vol 32.5% Delta 0.84 ≈84% ITM Gamma 0.279 Theta -0.018 Vega 0.007 Open interest 0 Model this call Put · $21.5 Last $0.16 Breakeven $21.34 Implied vol 41.4% Delta -0.216 ≈22% ITM Gamma 0.26 Theta -0.031 Vega 0.007 Open interest 274 Model this put
338	647	35.9%	0.649	$0.57		$0.28	-0.367	40.8%	1.9k	1.2k
Call · $22 In the money Last $0.57 Breakeven $22.57 Implied vol 35.9% Delta 0.649 ≈65% ITM Gamma 0.384 Theta -0.032 Vega 0.011 Open interest 338 Model this call Put · $22 Last $0.28 Breakeven $21.72 Implied vol 40.8% Delta -0.367 ≈37% ITM Gamma 0.338 Theta -0.039 Vega 0.011 Open interest 1.2k Model this put
Underlying $22.29
99	1.2k	35.5%	0.448	$0.32		$0.49	-0.543	40.7%	1.2k	709
Call · $22.5 Last $0.32 Breakeven $22.82 Implied vol 35.5% Delta 0.448 ≈45% ITM Gamma 0.407 Theta -0.034 Vega 0.011 Open interest 99 Model this call Put · $22.5 In the money Last $0.49 Breakeven $22.01 Implied vol 40.7% Delta -0.543 ≈54% ITM Gamma 0.354 Theta -0.041 Vega 0.011 Open interest 709 Model this put
965	2.2k	37%	0.273	$0.15		$0.97	-0.7	42%	251	1k
Call · $23 Last $0.15 Breakeven $23.15 Implied vol 37% Delta 0.273 ≈27% ITM Gamma 0.327 Theta -0.03 Vega 0.01 Open interest 965 Model this call Put · $23 In the money Last $0.97 Breakeven $22.03 Implied vol 42% Delta -0.7 ≈70% ITM Gamma 0.3 Theta -0.038 Vega 0.01 Open interest 1k Model this put
406	207	37.6%	0.143	$0.07		$1.21	—	—	25	285
Call · $23.5 Last $0.07 Breakeven $23.57 Implied vol 37.6% Delta 0.143 ≈14% ITM Gamma 0.22 Theta -0.021 Vega 0.007 Open interest 406 Model this call Put · $23.5 In the money Last $1.21 Breakeven $22.29 Implied vol — Delta — Gamma — Theta — Vega — Open interest 285 Model this put
3.4k	337	40.5%	0.079	$0.05		$1.78	-0.777	71.3%	13	236
Call · $24 Last $0.05 Breakeven $24.05 Implied vol 40.5% Delta 0.079 ≈8% ITM Gamma 0.133 Theta -0.015 Vega 0.005 Open interest 3.4k Model this call Put · $24 In the money Last $1.78 Breakeven $22.22 Implied vol 71.3% Delta -0.777 ≈78% ITM Gamma 0.152 Theta -0.055 Vega 0.008 Open interest 236 Model this put
170	84	46%	0.056	$0.03		$2.42	-0.713	116.8%	11	10
Call · $24.5 Last $0.03 Breakeven $24.53 Implied vol 46% Delta 0.056 ≈6% ITM Gamma 0.088 Theta -0.013 Vega 0.003 Open interest 170 Model this call Put · $24.5 In the money Last $2.42 Breakeven $22.08 Implied vol 116.8% Delta -0.713 ≈71% ITM Gamma 0.106 Theta -0.1 Vega 0.01 Open interest 10 Model this put
959	129	47.9%	0.029	$0.01		$2.76	-0.732	130%	7	46
Call · $25 Last $0.01 Breakeven $25.01 Implied vol 47.9% Delta 0.029 ≈3% ITM Gamma 0.051 Theta -0.008 Vega 0.001 Open interest 959 Model this call Put · $25 In the money Last $2.76 Breakeven $22.24 Implied vol 130% Delta -0.732 ≈73% ITM Gamma 0.093 Theta -0.109 Vega 0.01 Open interest 46 Model this put
238	71	59.6%	0.038	$0.02		$1.99	-0.726	153.8%	10	11
Call · $25.5 Last $0.02 Breakeven $25.52 Implied vol 59.6% Delta 0.038 ≈4% ITM Gamma 0.05 Theta -0.012 Vega 0.003 Open interest 238 Model this call Put · $25.5 In the money Last $1.99 Breakeven $23.51 Implied vol 153.8% Delta -0.726 ≈73% ITM Gamma 0.079 Theta -0.129 Vega 0.01 Open interest 11 Model this put
507	9	64.2%	0.029	$0.04		$3.82	-0.815	125%	1	8
Call · $26 Last $0.04 Breakeven $26.04 Implied vol 64.2% Delta 0.029 ≈3% ITM Gamma 0.038 Theta -0.011 Vega 0.002 Open interest 507 Model this call Put · $26 In the money Last $3.82 Breakeven $22.18 Implied vol 125% Delta -0.815 ≈82% ITM Gamma 0.077 Theta -0.084 Vega 0.008 Open interest 8 Model this put
274	28	70.5%	0.027	$0.02		—	-0.879	110.9%	—	0
Call · $26.5 Last $0.02 Breakeven $26.52 Implied vol 70.5% Delta 0.027 ≈3% ITM Gamma 0.032 Theta -0.011 Vega 0.002 Open interest 274 Model this call Put · $26.5 In the money Last — Breakeven — Implied vol 110.9% Delta -0.879 ≈88% ITM Gamma 0.065 Theta -0.057 Vega 0.005 Open interest 0 Model this put
575	6	167%	0.209	$0.05		$3.89	-0.885	119.2%	2	2
Call · $27 Last $0.05 Breakeven $27.05 Implied vol 167% Delta 0.209 ≈21% ITM Gamma 0.062 Theta -0.119 Vega 0.008 Open interest 575 Model this call Put · $27 In the money Last $3.89 Breakeven $23.11 Implied vol 119.2% Delta -0.885 ≈89% ITM Gamma 0.058 Theta -0.058 Vega 0.005 Open interest 2 Model this put
97	1	89.2%	0.032	$0.01		$4.70	-0.856	145.9%	2	1
Call · $27.5 Last $0.01 Breakeven $27.51 Implied vol 89.2% Delta 0.032 ≈3% ITM Gamma 0.029 Theta -0.016 Vega 0.002 Open interest 97 Model this call Put · $27.5 In the money Last $4.70 Breakeven $22.80 Implied vol 145.9% Delta -0.856 ≈86% ITM Gamma 0.056 Theta -0.084 Vega 0.005 Open interest 1 Model this put
408	2	100.4%	0.037	$0.01		$5.19	-0.841	166.9%	2	0
Call · $28 Last $0.01 Breakeven $28.01 Implied vol 100.4% Delta 0.037 ≈4% ITM Gamma 0.029 Theta -0.02 Vega 0.003 Open interest 408 Model this call Put · $28 In the money Last $5.19 Breakeven $22.81 Implied vol 166.9% Delta -0.841 ≈84% ITM Gamma 0.053 Theta -0.102 Vega 0.008 Open interest 0 Model this put
23	27	143.1%	0.099	$0.05		$5.67	-0.891	147.8%	4	0
Call · $28.5 Last $0.05 Breakeven $28.55 Implied vol 143.1% Delta 0.099 ≈10% ITM Gamma 0.044 Theta -0.061 Vega 0.005 Open interest 23 Model this call Put · $28.5 In the money Last $5.67 Breakeven $22.83 Implied vol 147.8% Delta -0.891 ≈89% ITM Gamma 0.045 Theta -0.069 Vega 0.005 Open interest 0 Model this put
654	6	120.1%	0.045	$0.01		—	-0.872	169.1%	—	0
Call · $29 Last $0.01 Breakeven $29.01 Implied vol 120.1% Delta 0.045 ≈5% ITM Gamma 0.029 Theta -0.028 Vega 0.003 Open interest 654 Model this call Put · $29 In the money Last — Breakeven — Implied vol 169.1% Delta -0.872 ≈87% ITM Gamma 0.045 Theta -0.089 Vega 0.006 Open interest 0 Model this put
1.1k	1	120.8%	0.028	$0.01		$7.40	-0.867	192.8%	2	0
Call · $30 Last $0.01 Breakeven $30.01 Implied vol 120.8% Delta 0.028 ≈3% ITM Gamma 0.019 Theta -0.019 Vega 0.002 Open interest 1.1k Model this call Put · $30 In the money Last $7.40 Breakeven $22.60 Implied vol 192.8% Delta -0.867 ≈87% ITM Gamma 0.04 Theta -0.104 Vega 0.006 Open interest 0 Model this put
2	1	238.3%	0.164	$0.01		—	-0.886	198.2%	—	0
Call · $31 Last $0.01 Breakeven $31.01 Implied vol 238.3% Delta 0.164 ≈16% ITM Gamma 0.038 Theta -0.148 Vega 0.006 Open interest 2 Model this call Put · $31 In the money Last — Breakeven — Implied vol 198.2% Delta -0.886 ≈89% ITM Gamma 0.035 Theta -0.095 Vega 0.006 Open interest 0 Model this put
1	2	—	—	$0.04		$8.25	-0.945	170.2%	2	0
Call · $32 Last $0.04 Breakeven $32.04 Implied vol — Delta — Gamma — Theta — Vega — Open interest 1 Model this call Put · $32 In the money Last $8.25 Breakeven $23.75 Implied vol 170.2% Delta -0.945 ≈94% ITM Gamma 0.023 Theta -0.047 Vega 0.003 Open interest 0 Model this put
5	1	242.9%	0.126	$0.10		$10.27	-0.823	288.6%	2	0
Call · $33 Last $0.10 Breakeven $33.10 Implied vol 242.9% Delta 0.126 ≈13% ITM Gamma 0.031 Theta -0.124 Vega 0.006 Open interest 5 Model this call Put · $33 In the money Last $10.27 Breakeven $22.73 Implied vol 288.6% Delta -0.823 ≈82% ITM Gamma 0.033 Theta -0.189 Vega 0.009 Open interest 0 Model this put
10	2	—	—	$0.02		$11.17	-0.858	272.3%	2	0
Call · $34 Last $0.02 Breakeven $34.02 Implied vol — Delta — Gamma — Theta — Vega — Open interest 10 Model this call Put · $34 In the money Last $11.17 Breakeven $22.83 Implied vol 272.3% Delta -0.858 ≈86% ITM Gamma 0.03 Theta -0.152 Vega 0.006 Open interest 0 Model this put
3	1	—	—	$0.07		$11.20	-0.863	284.6%	2	0
Call · $35 Last $0.07 Breakeven $35.07 Implied vol — Delta — Gamma — Theta — Vega — Open interest 3 Model this call Put · $35 In the money Last $11.20 Breakeven $23.80 Implied vol 284.6% Delta -0.863 ≈86% ITM Gamma 0.028 Theta -0.155 Vega 0.006 Open interest 0 Model this put

About this data

Greeks, implied volatility, open interest and the last price come from the latest daily snapshot and are 15-minute delayed. Bid and ask are not included on this plan.

In-the-money strikes are tinted, deepening toward the money, and the bar beside each open-interest figure scales to the heaviest strike shown. The 25 strikes around the money are shown by default — switch to "All 33" for the wings. Max pain is the listed strike where the most open interest would expire worthless — a positioning reference, not a forecast.

Key facts CIK 1166691 CUSIP 20030N101 13F (30d) 557 filings 530 filers Visit website Investor relations