VOO Options History — April 2023

In April 2023, VOO traded between $371.23 and $381.28. ATM implied volatility averaged 15.4%, placing in the 3.4% IV rank vs the trailing year. The 30-day expected move averaged 4.5%. IV traded above realized volatility by 2.0% (HV 20d: 13.4%). Max pain ranged from $360.00 to $370.00. Net GEX was positive for 19 of 19 trading days. Term structure was in contango for 19 of 19 days. Put/call ratio averaged 0.71.

Notable Days

2023-04-20: Highest Volume — 2,320 contracts
2023-04-27: Largest IV drop — 20.1% change
2023-04-26: Highest IV Rank — 14.4%
2023-04-26: Largest Expected Move — 5.1%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$377.27	$371.23	$381.28	$377.53	$381.28
Max Pain	$365.26	$360.00	$370.00	$365.00	$370.00
ATM IV	15.4%	14.1%	17.9%	15.2%	14.1%
Expected Move	4.5%	4.0%	5.1%	4.4%	4.0%
HV 20d	13.4%	10.3%	18.2%	18.2%	12.6%
HV 60d	15.4%	14.9%	16.3%	16.3%	14.9%
IV Rank	3.4%	0.0%	14.4%	4.8%	0.0%
IV Percentile	2.0%	0.0%	13.9%	0.4%	0.0%
Term Structure	1.0%	0.2%	1.6%	1.3%	1.1%
VWIV	15.6%	13.4%	18.2%	16.2%	13.4%
Skew 25d	5.1%	3.7%	6.4%	3.8%	4.7%
Skew 10d	9.5%	6.8%	12.2%	6.9%	8.3%
Call IV 25d	13.2%	11.4%	14.5%	14.0%	11.4%
Put IV 25d	18.3%	16.2%	20.7%	17.8%	16.2%
Bid-Ask Spread %	52.61	14.55	72.59	14.55	54.57
Gamma HHI	0.11	0.07	0.17	0.09	0.11
Net GEX	29.4M	11.7M	44.8M	30.1M	28.8M
Net DEX	-297.5M	-376.6M	-161.1M	-331.5M	-291.5M
Net VEX	-2.2M	-2.3M	-2.1M	-2.3M	-2.2M
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	0.71	0.16	1.84	0.72	0.60
Total Volume	1,566.737	913	2,320	1,435	1,504
Total OI	52,629.789	38,068	58,730	54,380	42,067

Daily Data (19 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
2023-04-03	$377.53	$365.00	15.2%	4.4%	18.2%	4.8%	16.2%	3.8%	1.3%	30.1M	-331.5M	-2.3M	0.72	14.55	836	599	30,041	24,339
2023-04-04	$374.43	$365.00	16.0%	4.6%	17.5%	7.8%	17.1%	3.7%	1.5%	26.8M	-288.6M	-2.3M	1.84	33.55	526	968	30,228	24,463
2023-04-05	$374.45	$365.00	15.5%	4.4%	17.5%	5.9%	16.0%	3.8%	1.6%	26.2M	-275.1M	-2.3M	0.69	24.63	1,270	882	30,256	25,097
2023-04-06	$375.62	$360.00	15.2%	4.9%	16.0%	0.2%	17.0%	5.5%	0.9%	27.4M	-295.4M	-2.3M	1.68	45.80	341	572	30,828	25,651
2023-04-10	$375.68	$360.00	16.0%	4.9%	14.1%	3.1%	18.2%	5.4%	0.9%	28.9M	-298.4M	-2.2M	0.48	67.44	727	347	31,009	25,634
2023-04-11	$376.69	$360.00	15.7%	4.9%	14.1%	1.9%	16.5%	5.4%	0.8%	28.9M	-307.3M	-2.3M	0.80	57.64	688	552	31,117	25,768
2023-04-12	$375.07	$360.00	17.0%	4.9%	14.2%	7.1%	16.5%	5.7%	0.7%	29.9M	-285.3M	-2.2M	0.96	55.29	675	651	31,485	25,683
2023-04-13	$380.10	$365.00	15.8%	4.5%	14.5%	2.4%	15.7%	5.0%	0.9%	37.8M	-365.5M	-2.2M	0.36	48.75	1,270	459	31,563	25,976
2023-04-14	$379.10	$365.00	14.9%	4.3%	13.0%	0.0%	14.9%	4.7%	1.1%	39.1M	-339.6M	-2.2M	0.86	71.51	993	857	31,751	26,172
2023-04-17	$379.57	$365.00	14.7%	4.2%	11.9%	0.0%	14.6%	4.6%	0.9%	41.8M	-349.8M	-2.1M	0.47	68.54	996	470	31,810	26,276
2023-04-18	$380.62	$365.00	14.5%	4.2%	11.8%	0.0%	14.2%	4.7%	1.0%	43.2M	-376.6M	-2.1M	0.44	72.59	708	310	32,095	26,336
2023-04-19	$380.32	$365.00	14.2%	4.1%	10.8%	0.0%	14.3%	4.8%	1.0%	44.8M	-367.0M	-2.1M	0.35	60.33	774	269	32,270	26,418
2023-04-20	$377.37	$365.00	16.0%	4.6%	10.7%	6.5%	16.4%	5.7%	0.7%	36.1M	-316.2M	-2.1M	0.53	69.63	1,515	805	32,356	26,153
2023-04-21	$378.11	$365.00	14.2%	4.1%	10.3%	0.0%	14.2%	5.5%	1.0%	18.9M	-323.8M	-2.1M	0.35	66.47	1,351	473	32,128	26,602
2023-04-24	$378.86	$370.00	14.2%	4.1%	10.3%	0.0%	13.6%	5.5%	1.2%	20.4M	-242.7M	-2.1M	0.47	40.35	1,273	593	23,224	14,844
2023-04-25	$373.39	$370.00	17.0%	4.9%	11.8%	10.6%	17.2%	6.4%	0.5%	16.4M	-194.7M	-2.1M	1.39	46.88	862	1,195	24,157	15,230
2023-04-26	$371.23	$370.00	17.9%	5.1%	11.9%	14.4%	16.3%	6.3%	0.2%	11.7M	-161.1M	-2.1M	0.37	48.06	973	361	24,130	16,052
2023-04-27	$378.77	$370.00	14.3%	4.1%	12.6%	0.6%	13.4%	5.4%	1.1%	21.5M	-242.9M	-2.1M	0.16	52.92	1,832	291	24,487	16,270
2023-04-28	$381.28	$370.00	14.1%	4.0%	12.6%	0.0%	13.4%	4.7%	1.1%	28.8M	-291.5M	-2.2M	0.60	54.57	941	563	25,712	16,355