PFE Options History — April 2025

In April 2025, PFE traded between $21.50 and $24.62. ATM implied volatility averaged 36.1%, placing in the 59.1% IV rank vs the trailing year. The 30-day expected move averaged 10.4%. IV traded above realized volatility by 3.1% (HV 20d: 33.0%). Max pain ranged from $24.50 to $26.00. Net GEX was positive for 0 of 21 trading days. Term structure was in contango for 7 of 21 days. Put/call ratio averaged 0.73.

Notable Days

2025-04-09: Highest Volume — 396,706 contracts
2025-04-04: Largest IV spike — 35.1% change
2025-04-04: Highest IV Rank — 100.0%
2025-04-10: Largest Expected Move — 15.1%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$22.81	$21.50	$24.62	$24.56	$24.27
Max Pain	$25.26	$24.50	$26.00	$26.00	$24.50
ATM IV	36.1%	26.1%	55.9%	27.7%	26.2%
Expected Move	10.4%	7.6%	15.1%	8.2%	7.6%
HV 20d	33.0%	19.9%	41.5%	20.5%	40.2%
HV 60d	25.5%	19.9%	28.5%	19.9%	28.5%
IV Rank	59.1%	20.8%	100.0%	65.0%	21.0%
IV Percentile	92.6%	66.3%	100.0%	81.7%	66.7%
Term Structure	-0.7%	-6.1%	1.8%	1.7%	-0.1%
VWIV	36.6%	26.8%	51.1%	28.3%	26.8%
Skew 25d	6.0%	0.9%	10.2%	1.5%	3.8%
Skew 10d	12.2%	4.4%	37.4%	4.4%	6.3%
Call IV 25d	33.3%	24.4%	49.1%	28.2%	24.4%
Put IV 25d	39.3%	28.2%	57.8%	29.7%	28.2%
Bid-Ask Spread %	27.48	9.00	42.68	12.55	32.22
Gamma HHI	0.11	0.09	0.17	0.17	0.09
Net GEX	-29.5M	-50.0M	-12.7M	-43.4M	-13.6M
Net DEX	1.39B	453.1M	1.87B	1.01B	453.1M
Net VEX	-10.9M	-12.1M	-9.8M	-11.9M	-12.1M
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	0.73	0.25	1.57	0.47	0.25
Total Volume	192,517.81	88,852	396,706	131,073	212,635
Total OI	3,299,643.286	3,061,998	3,511,821	3,069,993	3,424,666

Daily Data (21 trading days)

Date	Price	Max Pain	ATM IV	Exp Move	HV 20d	IV Rank	VWIV	Skew 25d	Term Str	GEX	DEX	VEX	P/C	Spread %	Call Vol	Put Vol	Call OI	Put OI
2025-04-01	$24.56	$26.00	27.7%	8.2%	20.5%	65.0%	28.3%	1.5%	1.7%	-43.4M	1.01B	-11.9M	0.47	12.55	89,310	41,763	1,593,398	1,476,595
2025-04-02	$24.62	$26.00	28.8%	8.2%	20.5%	72.4%	30.2%	0.9%	1.8%	-47.9M	996.8M	-12.0M	0.42	17.09	98,100	40,899	1,638,917	1,500,980
2025-04-03	$24.38	$26.00	31.1%	9.2%	19.9%	88.3%	31.5%	2.5%	0.9%	-50.0M	1.14B	-11.9M	0.78	9.00	96,704	74,981	1,666,991	1,520,307
2025-04-04	$23.17	$26.00	42.0%	12.0%	24.5%	100.0%	42.2%	7.1%	1.3%	-24.3M	1.62B	-11.3M	0.91	27.84	161,508	147,252	1,690,912	1,533,760
2025-04-07	$22.54	$26.00	45.9%	12.5%	25.5%	100.0%	50.8%	7.9%	0.3%	-24.6M	1.52B	-10.7M	1.37	35.17	159,876	218,869	1,623,322	1,438,676
2025-04-08	$21.52	$26.00	47.4%	12.7%	28.6%	100.0%	45.9%	5.9%	1.1%	-26.6M	1.85B	-9.8M	0.43	42.68	129,842	56,375	1,657,339	1,588,511
2025-04-09	$22.31	$25.00	43.2%	12.0%	32.8%	85.4%	41.5%	7.2%	-2.2%	-30.6M	1.71B	-10.4M	1.31	41.34	171,385	225,321	1,707,303	1,612,540
2025-04-10	$21.50	$25.00	55.9%	15.1%	34.4%	100.0%	51.1%	8.7%	-6.1%	-26.2M	1.84B	-10.4M	0.83	32.07	104,529	86,782	1,749,495	1,682,545
2025-04-11	$21.86	$25.00	45.8%	12.5%	35.5%	73.0%	44.2%	10.2%	-3.5%	-25.8M	1.87B	-10.2M	0.36	24.39	115,048	41,183	1,780,154	1,719,944
2025-04-14	$22.18	$25.00	37.9%	10.7%	35.2%	52.2%	36.7%	8.3%	-2.2%	-34.0M	1.75B	-9.9M	1.18	35.98	80,292	94,825	1,738,587	1,661,789
2025-04-15	$22.43	$25.00	35.5%	10.1%	35.4%	45.7%	34.4%	7.5%	-1.0%	-30.1M	1.61B	-10.4M	0.65	29.46	91,816	59,862	1,774,652	1,675,728
2025-04-16	$21.99	$25.00	36.1%	10.3%	35.7%	47.3%	36.6%	7.1%	-1.3%	-30.0M	1.71B	-10.2M	0.90	35.80	59,010	53,287	1,800,597	1,692,063
2025-04-17	$22.21	$25.00	33.2%	9.6%	36.2%	39.7%	33.0%	7.2%	-0.8%	-33.7M	1.63B	-10.3M	0.63	36.55	71,283	44,952	1,820,646	1,691,175
2025-04-21	$22.01	$25.00	35.2%	10.6%	36.1%	45.1%	35.8%	7.9%	-0.3%	-30.9M	1.53B	-10.1M	0.54	20.56	63,292	34,385	1,558,538	1,596,721
2025-04-22	$22.51	$25.00	33.3%	10.2%	37.7%	40.0%	35.5%	6.1%	-1.0%	-28.4M	1.35B	-10.7M	0.30	29.39	112,475	34,086	1,593,528	1,616,581
2025-04-23	$22.37	$25.00	34.1%	10.0%	37.4%	42.1%	34.3%	5.6%	-1.4%	-27.1M	1.36B	-10.9M	1.57	20.81	77,171	121,135	1,588,010	1,630,730
2025-04-24	$22.74	$25.00	29.6%	9.6%	38.2%	30.2%	33.8%	6.6%	-0.1%	-28.7M	1.28B	-11.0M	0.46	18.07	60,880	27,972	1,615,356	1,687,471
2025-04-25	$22.95	$25.00	32.5%	9.4%	38.5%	37.8%	33.9%	5.3%	-0.2%	-12.7M	1.17B	-11.1M	0.86	32.03	112,149	96,227	1,638,248	1,700,471
2025-04-28	$22.98	$25.00	31.1%	10.0%	38.5%	34.0%	33.8%	4.4%	-1.0%	-34.5M	1.19B	-11.2M	0.51	16.81	120,271	61,893	1,592,579	1,665,729
2025-04-29	$23.94	$25.00	26.1%	7.9%	41.5%	20.8%	28.3%	3.3%	0.2%	-16.6M	667.5M	-11.6M	0.53	27.26	191,308	101,941	1,653,849	1,693,106
2025-04-30	$24.27	$24.50	26.2%	7.6%	40.2%	21.0%	26.8%	3.8%	-0.1%	-13.6M	453.1M	-12.1M	0.25	32.22	169,803	42,832	1,688,026	1,736,640