PFE Options History — April 2026

In April 2026, PFE traded between $26.81 and $28.56. ATM implied volatility averaged 27.5%, placing in the 26.1% IV rank vs the trailing year. The 30-day expected move averaged 7.9%. IV traded above realized volatility by 1.5% (HV 20d: 26.0%). Max pain ranged from $27.00 to $27.00. Net GEX was positive for 12 of 12 trading days. Term structure was in contango for 4 of 12 days. Put/call ratio averaged 0.52.

Notable Days

2026-04-13: Highest Volume — 161,793 contracts
2026-04-07: Largest IV spike — 22.2% change
2026-04-21: Highest IV Rank — 36.1%
2026-04-07: Largest Expected Move — 8.6%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$27.49	$26.81	$28.56	$28.56	$27.34
Max Pain	$27.00	$27.00	$27.00	$27.00	$27.00
ATM IV	27.5%	24.5%	30.0%	24.7%	27.9%
Expected Move	7.9%	7.0%	8.6%	7.1%	8.0%
HV 20d	26.0%	22.1%	27.9%	23.5%	24.3%
HV 60d	24.9%	23.4%	25.5%	23.4%	25.3%
IV Rank	26.1%	17.6%	36.1%	18.1%	36.1%
IV Percentile	74.9%	47.2%	89.7%	48.4%	80.2%
Term Structure	-0.2%	-2.1%	5.3%	5.3%	-1.4%
VWIV	27.9%	25.7%	31.4%	25.7%	29.5%
Skew 25d	3.1%	2.3%	4.3%	3.5%	2.7%
Skew 10d	6.1%	2.0%	11.2%	8.0%	2.0%
Call IV 25d	25.8%	23.2%	27.9%	23.2%	25.6%
Put IV 25d	28.9%	26.7%	32.2%	26.7%	28.4%
Bid-Ask Spread %	20.73	11.33	31.21	14.11	28.51
Gamma HHI	0.12	0.11	0.14	0.12	0.13
Net GEX	44.5M	21.1M	64.5M	64.5M	38.5M
Net DEX	-740.3M	-1.33B	-341.7M	-1.33B	-621.9M
Net VEX	-10.7M	-11.4M	-10.3M	-11.4M	-10.4M
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	0.52	0.28	1.02	0.40	0.63
Total Volume	101,380.833	49,246	161,793	90,006	109,007
Total OI	2,438,195.333	2,276,495	2,569,629	2,388,268	2,332,432

Daily Data (12 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
2026-04-01	$28.56	$27.00	24.7%	7.1%	23.5%	18.1%	25.7%	3.5%	5.3%	64.5M	-1.33B	-11.4M	0.40	14.11	64,240	25,766	1,315,719	1,072,549
2026-04-02	$28.28	$27.00	24.5%	7.0%	22.1%	17.6%	28.2%	3.1%	2.9%	58.3M	-1.19B	-11.4M	0.45	23.19	60,948	27,386	1,319,997	1,079,660
2026-04-07	$27.18	$27.00	30.0%	8.6%	26.8%	31.9%	31.4%	4.3%	-0.7%	33.0M	-542.7M	-10.9M	1.02	14.96	77,020	78,726	1,300,526	1,077,257
2026-04-08	$27.44	$27.00	28.1%	8.1%	26.9%	27.0%	27.0%	3.1%	0.2%	39.4M	-701.5M	-10.8M	0.39	21.99	62,161	24,444	1,316,439	1,131,852
2026-04-09	$27.27	$27.00	27.9%	8.0%	26.4%	26.5%	26.6%	3.7%	0.1%	37.7M	-609.8M	-10.8M	0.59	31.21	30,924	18,322	1,331,555	1,137,990
2026-04-10	$26.81	$27.00	28.0%	8.0%	26.8%	26.7%	27.3%	2.9%	-0.7%	21.1M	-341.7M	-10.7M	0.33	11.33	73,758	24,238	1,337,974	1,142,851
2026-04-13	$27.45	$27.00	28.8%	8.3%	27.8%	28.9%	28.3%	3.1%	-1.9%	44.9M	-728.8M	-10.6M	0.39	20.97	116,399	45,394	1,325,192	1,128,149
2026-04-14	$27.18	$27.00	28.0%	8.0%	27.9%	26.8%	27.7%	3.2%	-2.1%	43.2M	-602.7M	-10.6M	0.44	16.09	45,382	19,802	1,365,454	1,147,863
2026-04-16	$27.23	$27.00	27.8%	8.0%	27.6%	26.3%	27.4%	2.4%	-1.0%	48.1M	-657.8M	-10.3M	0.83	26.83	44,390	36,947	1,386,981	1,161,780
2026-04-17	$27.56	$27.00	26.5%	7.6%	27.4%	22.8%	27.3%	2.3%	-1.9%	62.4M	-853.4M	-10.5M	0.28	26.33	93,176	26,451	1,393,970	1,175,659
2026-04-20	$27.54	$27.00	27.3%	7.8%	24.4%	24.8%	27.7%	2.8%	-1.0%	43.2M	-702.0M	-10.5M	0.53	13.30	73,225	38,464	1,230,570	1,045,925
2026-04-21	$27.34	$27.00	27.9%	8.0%	24.3%	36.1%	29.5%	2.7%	-1.4%	38.5M	-621.9M	-10.4M	0.63	28.51	66,682	42,325	1,269,548	1,062,884