10 Day Snapshot for PFE

Data as of Oct 7, 2026

Ten trading days of price, volume, volatility, and open-interest history. The highest value in each row is green, the lowest red.

DATA IS DELAYED — showing Oct 7, 2026. Subscribe to get the latest end-of-day data.

10 Day Snapshot	09-24	09-25	09-28	09-29	09-30	10-01	10-02	10-05	10-06	10-07
Stock Price	28.41	28.67	28.72	28.72	28.52	28.12	27.80	27.41	27.50	28.00
Price Change	0.23	0.26	0.05	0.00	-0.20	-0.40	0.00	-0.39	0.09	0.50
Stock Volume	32.78M	26.76M	24.67M	32.55M	32.09M	29.52M	34.91M	32.35M	23.65M	30.16M
Historical Volatility	0.227	0.227	0.226	0.226	0.217	0.207	0.207	0.207	0.204	0.205
Implied Volatility	0.240	0.229	0.254	0.234	0.231	0.213	0.227	0.255	0.232	0.234
Option Volume	129.51K	58.99K	60.20K	61.00K	54.89K	48.20K	116.38K	64.51K	51.84K	84.03K
Call Volume	90.53K	42.30K	44.03K	47.94K	36.98K	28.47K	44.47K	49.78K	34.06K	68.16K
Put Volume	38.98K	16.69K	16.16K	13.06K	17.91K	19.73K	71.91K	14.73K	17.79K	15.87K
Open Interest	1.91M	2.08M	2.10M	2.12M	2.14M	2.18M	2.15M	2.20M	2.22M	2.24M
Call Open Interest	1.10M	1.22M	1.23M	1.25M	1.26M	1.28M	1.26M	1.26M	1.27M	1.28M
Put Open Interest	812.17K	860.88K	869.22K	877.51K	883.64K	897.84K	890.65K	937.98K	945.71K	956.84K
Put/Call Ratio	0.74	0.70	0.70	0.70	0.70	0.70	0.71	0.74	0.74	0.75
Strike Peg (10-16)	26.32	26.39	26.41	26.43	26.44	26.44	26.45	26.64	26.63	26.61
Strike Peg (11-20)	25.95	26.20	26.40	26.40	26.44	26.44	26.46	26.48	26.47	26.47