Comcast (CMCSA) Options Chain

NASDAQ: CMCSATelecommunicationsCable & Other Pay Television ServicesUSD

20.66-0.55 (-2.59%)

At close: Oct 9, 4:00 PM ET · Delayed 15 min

Expiration date

Expiration: Jan 21, 2028
Days to expiration: 468
Share price: $20.66
Put/call ratio (OI): 0.17
Put/call ratio (volume): 1.25
ATM implied volatility: 36.3%
Expected move: ±$8.49
Open interest (C / P): 82.81K / 14.16K

CMCSA options summary

The CMCSA options chain for the January 21, 2028 expiration lists 16 call and 13 put contracts, with 468 days until expiration. Open interest stands at 82,809 calls and 14,161 puts, a put/call ratio of 0.17, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $20.00 strike is 36.3%, which implies the market expects a move of about ±$8.49 (41.1%) in Comcast stock by expiration.

The most open interest sits at the $35.00 call (44.55K contracts) and the $20.00 put (3.46K contracts).

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

CMCSA options chain · January 21, 2028

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
16	80	44.5%	8.20	7.80	8.45	13.00	0.38	0.58	0.50	39.9%	796	115
385	26	36.2%	6.45	6.30	6.55	15.00	0.88	1.00	0.97	38.1%	100	2,457
195	2	36.5%	5.10	4.65	4.95	17.50	1.65	1.85	1.74	37.3%	1	1,631
829	9	36.2%	3.57	3.50	3.65	20.00	2.83	3.00	2.87	36.4%	55	3,460
CMCSA $20.66
1,143	311	38.4%	2.56	2.33	2.87	22.50	3.20	4.40	4.30	35.1%	5	3,004
1,691	150	36.1%	1.81	1.81	1.92	25.00	5.85	6.10	5.69	34.4%	11	919
1,883	162	36.6%	1.34	1.15	1.42	27.50	7.75	10.20	7.95	58.3%	55	1,809
12,270	6	38.0%	0.91	0.91	1.13	30.00	9.60	10.15	8.45	33.6%	50	541
4,440	3	36.9%	0.69	0.43	0.76	32.50	11.70	12.50	8.67	35.4%	20	109
44,551	2	36.9%	0.50	0.37	0.55	35.00	13.70	14.95	14.25	38.1%	2	95
6,566	1	41.9%	0.42	0.32	0.65	37.50	0.00	0.00	12.96	—	1	0
6,021	30	39.5%	0.31	0.27	0.39	40.00	13.25	13.80	16.44	—	10	21
404	58	66.2%	1.82	1.77	2.04	42.50	—	—	—	—	—	—
1,766	1	40.0%	0.20	0.16	0.24	45.00	17.30	18.65	20.60	—	—	0
16	1	64.3%	1.04	1.14	1.61	47.50	—	—	—	—	—	—
633	45	61.5%	1.10	1.00	1.10	50.00	—	—	—	—	—	—

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 January 21, 2028 expiration, the CMCSA put/call ratio based on open interest is 0.17 (14,161 puts vs 82,809 calls), and 1.25 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 January 21, 2028 is about 36.3%, an annualized estimate of how much the market expects Comcast stock to move.

How many CMCSA option expiration dates are there?

CMCSA has 16 listed expiration dates, from Oct 16, 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.