Comcast (CMCSA) Options Chain

NASDAQ: CMCSATelecommunicationsCable & Other Pay Television ServicesUSD

21.10+0.155 (+0.74%)

Market open · Delayed 15 min · as of Oct 8, 3:29 PM ET

Expiration date

Expiration: Oct 9, 2026
Days to expiration: 1
Share price: $21.10
Put/call ratio (OI): 0.33
Put/call ratio (volume): 2.54
ATM implied volatility: 29.9%
Expected move: ±$0.33
Open interest (C / P): 11.47K / 3.77K

CMCSA options summary

The CMCSA options chain for the October 9, 2026 expiration lists 23 call and 18 put contracts, with 1 day until expiration. Open interest stands at 11,474 calls and 3,770 puts, a put/call ratio of 0.33, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $21.00 strike is 29.9%, which implies the market expects a move of about ±$0.33 (1.6%) in Comcast stock by expiration.

The most open interest sits at the $22.00 call (2.92K contracts) and the $21.00 put (1.45K contracts).

Summary generated from market data by MetaCap's automated system. Methodology

CMCSA options chain · October 9, 2026

CMCSA calls and puts by strike price. Shaded cells are in the money.
Calls							Puts
OI	Vol	IV	Last	Bid	Ask	Strike	Bid	Ask	Last	IV	Vol	OI
2	7	262.5%	6.18	5.85	6.45	15.00	0.00	0.01	0.01	187.5%	2	24
7	42	252.3%	5.18	4.85	5.55	16.00	—	—	—	—	—	—
4	40	179.7%	3.95	3.80	4.50	17.00	—	—	—	—	—	—
—	—	—	—	—	—	18.00	0.00	0.02	0.01	103.1%	2	1
6	6	152.3%	1.68	1.85	2.31	19.00	0.00	0.01	0.01	65.6%	20	35
17	18	101.2%	0.91	0.84	1.31	20.00	0.00	0.01	0.01	40.6%	3	159
23	19	89.8%	0.35	0.35	0.90	20.50	0.01	0.15	0.03	60.9%	126	373
232	137	32.0%	0.24	0.16	0.25	21.00	0.09	0.13	0.12	27.7%	176	1,450
CMCSA $21.10
1,626	150	32.0%	0.05	0.03	0.06	21.50	0.37	0.57	0.40	52.3%	82	748
2,916	31	33.6%	0.01	0.00	0.01	22.00	0.76	1.08	0.85	79.3%	30	329
534	13	46.9%	0.01	0.00	0.01	22.50	1.21	1.49	1.21	78.5%	454	294
395	13	53.1%	0.01	0.00	0.01	23.00	1.75	2.28	1.75	103.9%	128	81
1,720	4	65.6%	0.01	0.00	0.01	23.50	2.15	3.70	2.15	214.1%	32	20
2,101	1	75.0%	0.01	0.00	0.01	24.00	2.70	3.25	2.70	121.9%	284	182
72	2	87.5%	0.01	0.00	0.01	24.50	3.20	4.25	3.56	210.9%	1	3
247	4	96.9%	0.01	0.00	0.01	25.00	3.65	4.25	3.70	136.7%	24	62
14	1	106.3%	0.01	0.00	0.01	25.50	—	—	—	—	—	—
132	2	118.8%	0.01	0.00	0.01	26.00	4.65	6.20	5.41	308.6%	2	0
18	—	125.0%	0.03	0.00	0.01	26.50	—	—	—	—	—	—
1,015	10	131.3%	0.01	0.00	0.01	27.00	5.65	7.20	6.15	340.6%	1	6
128	9	150.0%	0.01	0.00	0.01	28.00	6.35	8.20	6.80	332.8%	11	1
244	34	168.8%	0.01	0.00	0.01	29.00	—	—	—	—	—	—
13	1	546.5%	0.06	0.00	2.13	30.00	8.50	10.20	8.60	405.9%	2	2
8	—	574.2%	0.07	0.00	2.13	31.00	—	—	—	—	—	—

In-the-money callsIn-the-money puts. IV = implied volatility, OI = open interest (contracts). Each contract covers 100 shares. Quotes delayed at least 15 minutes.

Frequently asked questions

What is the CMCSA put/call ratio?

For the October 9, 2026 expiration, the CMCSA put/call ratio based on open interest is 0.33 (3,770 puts vs 11,474 calls), and 2.54 based on today's volume. A ratio above 1 means more puts than calls.

What is CMCSA's implied volatility?

At-the-money implied volatility for CMCSA options expiring October 9, 2026 is about 29.9%, an annualized estimate of how much the market expects Comcast stock to move.

How many CMCSA option expiration dates are there?

CMCSA has 17 listed expiration dates, from Oct 9, 2026 to Jan 19, 2029.

What does "in the money" mean?

A call is in the money when the strike price is below the current share price; a put is in the money when the strike is above it. In-the-money contracts have intrinsic value and are shaded in the table.