Pfizer (PFE) Options Chain

NYSE: PFEHealth CareBiotechnology: Pharmaceutical PreparationsUSD

27.82-0.18 (-0.64%)

At close: Oct 8, 4:02 PM ET · Delayed 15 min

After hours: 27.82 -0.07%

Expiration date

Expiration: Oct 9, 2026
Days to expiration: 1
Share price: $27.82
Put/call ratio (OI): 0.37
Put/call ratio (volume): 0.27
ATM implied volatility: 18.0%
Expected move: ±$0.2617
Open interest (C / P): 50.63K / 18.57K

PFE options summary

The PFE options chain for the October 9, 2026 expiration lists 32 call and 29 put contracts, with 1 day until expiration. Open interest stands at 50,634 calls and 18,568 puts, a put/call ratio of 0.37, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $28.00 strike is 18.0%, which implies the market expects a move of about ±$0.2617 (0.9%) in Pfizer stock by expiration.

The most open interest sits at the $28.50 call (21.83K contracts) and the $28.50 put (5.21K contracts).

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

PFE options chain · October 9, 2026

PFE 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
3	5	487.5%	12.70	12.50	12.95	15.00	—	—	—	—	—	—
11	29	361.7%	9.66	9.60	9.95	18.00	0.00	0.79	0.07	471.9%	1	3
22	31	421.1%	8.70	7.70	9.20	19.00	0.00	0.02	0.01	212.5%	5	6
24	9	175.0%	7.74	7.65	8.00	20.00	0.00	0.02	0.01	187.5%	1	8
29	11	252.3%	6.72	6.60	6.95	21.00	0.00	0.01	0.01	150.0%	1	4
25	7	235.2%	6.17	5.90	6.45	21.50	—	—	—	—	—	—
18	16	218.0%	5.68	5.40	5.95	22.00	0.00	0.03	0.01	146.9%	1	3
6	21	218.8%	5.22	4.90	5.50	22.50	0.00	0.01	0.12	118.8%	1	1
10	5	201.6%	4.70	4.40	5.00	23.00	0.00	0.01	0.09	106.3%	6	6
9	2	168.8%	4.24	3.95	4.45	23.50	0.00	0.01	0.02	93.8%	2	3
10	4	152.3%	3.51	3.55	3.95	24.00	0.00	0.01	0.03	84.4%	1	32
6	2	135.9%	3.24	2.93	3.45	24.50	0.00	0.01	0.01	75.0%	70	137
39	15	119.9%	2.59	2.53	2.95	25.00	0.00	0.02	0.01	70.3%	1	89
38	23	103.5%	2.09	2.01	2.45	25.50	0.00	0.01	0.01	53.1%	2	963
138	7	64.1%	1.85	1.76	1.97	26.00	0.00	0.02	0.01	53.9%	22	342
470	294	65.6%	1.28	1.16	1.43	26.50	0.00	0.01	0.01	35.9%	75	2,639
2,111	238	46.5%	0.85	0.76	0.92	27.00	0.00	0.03	0.03	31.3%	2,180	4,798
2,223	652	31.6%	0.40	0.34	0.45	27.50	0.03	0.06	0.06	21.5%	696	2,716
PFE $27.82
8,541	1,554	18.8%	0.08	0.06	0.08	28.00	0.21	0.25	0.25	17.2%	247	1,399
21,834	13,855	26.6%	0.03	0.01	0.03	28.50	0.59	0.73	0.65	31.3%	857	5,209
8,140	387	31.3%	0.01	0.00	0.01	29.00	1.08	1.30	1.11	60.2%	529	201
2,179	13	42.2%	0.01	0.00	0.01	29.50	1.55	2.26	1.64	94.5%	2	1
2,813	3	51.6%	0.01	0.00	0.01	30.00	2.08	2.61	2.45	98.8%	4	0
587	2	56.3%	0.01	0.00	0.01	30.50	2.56	3.25	2.99	124.6%	1	0
951	4	70.3%	0.01	0.00	0.02	31.00	3.05	3.55	3.42	114.8%	3	4
168	6	71.9%	0.04	0.00	0.01	31.50	—	—	—	—	—	—
23	24	78.1%	0.01	0.00	0.01	32.00	4.00	4.80	4.22	163.3%	1	2
183	8	115.6%	0.02	0.00	0.07	32.50	4.50	5.25	4.82	169.5%	1	0
5	2	103.1%	0.07	0.00	0.02	33.00	5.00	5.75	5.25	181.3%	2	1
2	3	109.4%	0.01	0.00	0.02	33.50	5.50	6.25	5.57	192.2%	1	0
14	8	163.3%	0.03	0.00	0.15	34.00	6.05	6.90	6.00	227.3%	2	1
2	2	131.3%	0.01	0.00	0.02	35.00	7.05	7.65	7.48	216.4%	3	0

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 PFE put/call ratio?

For the October 9, 2026 expiration, the PFE put/call ratio based on open interest is 0.37 (18,568 puts vs 50,634 calls), and 0.27 based on today's volume. A ratio above 1 means more puts than calls.

What is PFE's implied volatility?

At-the-money implied volatility for PFE options expiring October 9, 2026 is about 18.0%, an annualized estimate of how much the market expects Pfizer stock to move.

How many PFE option expiration dates are there?

PFE has 16 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.