VOO Options History — January 2023

In January 2023, VOO traded between $348.92 and $373.89. ATM implied volatility averaged 19.5%, placing in the 22.1% IV rank vs the trailing year. The 30-day expected move averaged 5.6%. IV traded above realized volatility by 2.1% (HV 20d: 17.4%). Max pain ranged from $350.00 to $360.00. Net GEX was positive for 16 of 20 trading days. Term structure was in contango for 12 of 20 days. Put/call ratio averaged 1.02.

Notable Days

2023-01-20: Highest Volume — 3,776 contracts
2023-01-30: Largest IV spike — 14.1% change
2023-01-05: Highest IV Rank — 36.8%
2023-01-03: Largest Expected Move — 6.3%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$362.39	$348.92	$373.89	$349.59	$371.98
Max Pain	$355.75	$350.00	$360.00	$350.00	$360.00
ATM IV	19.5%	17.2%	22.1%	21.9%	19.9%
Expected Move	5.6%	4.9%	6.3%	6.3%	5.7%
HV 20d	17.4%	14.8%	19.7%	18.6%	14.9%
HV 60d	21.8%	20.5%	23.6%	23.6%	20.5%
IV Rank	22.1%	12.5%	36.8%	36.6%	22.4%
IV Percentile	19.7%	5.6%	38.1%	36.9%	23.0%
Term Structure	0.0%	-1.7%	1.2%	0.3%	-1.7%
VWIV	19.5%	17.0%	21.9%	21.9%	20.0%
Skew 25d	3.8%	2.8%	4.3%	2.8%	4.2%
Skew 10d	7.2%	5.4%	7.9%	5.5%	7.8%
Call IV 25d	17.4%	15.4%	20.3%	20.3%	17.4%
Put IV 25d	21.3%	18.7%	23.5%	23.1%	21.6%
Bid-Ask Spread %	45.69	26.38	78.15	72.62	46.86
Gamma HHI	0.10	0.06	0.21	0.14	0.08
Net GEX	8.2M	-11.5M	23.1M	-8.4M	19.3M
Net DEX	-157.3M	-261.0M	-18.9M	-20.7M	-221.3M
Net VEX	-2.1M	-2.2M	-2.0M	-2.0M	-2.2M
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	1.02	0.37	2.22	0.76	1.56
Total Volume	2,333.2	1,295	3,776	2,009	1,343
Total OI	60,824.8	39,052	76,985	65,003	45,280

Daily Data (20 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
2023-01-03	$349.59	$350.00	21.9%	6.3%	18.6%	36.6%	21.9%	2.8%	0.3%	-8.4M	-20.7M	-2.0M	0.76	72.62	1,141	868	32,762	32,241
2023-01-04	$350.43	$350.00	21.6%	6.2%	17.9%	35.7%	21.9%	2.8%	0.2%	-6.6M	-40.1M	-2.0M	0.59	78.15	1,054	617	33,161	32,357
2023-01-05	$348.92	$350.00	21.9%	6.2%	17.4%	36.8%	20.9%	4.0%	0.4%	-8.7M	-18.9M	-2.0M	0.74	47.95	749	555	33,613	32,560
2023-01-06	$357.36	$350.00	20.1%	5.9%	19.6%	23.4%	19.8%	4.0%	0.6%	3.4M	-125.9M	-2.0M	0.93	49.27	1,826	1,701	33,745	32,778
2023-01-09	$356.96	$355.00	22.1%	6.2%	19.5%	30.9%	21.3%	4.2%	0.2%	3.9M	-123.5M	-2.0M	1.35	29.65	1,527	2,054	34,754	33,105
2023-01-10	$358.07	$355.00	20.9%	5.7%	19.5%	26.5%	18.9%	3.7%	0.3%	5.5M	-140.6M	-2.0M	0.47	34.42	1,235	581	35,588	34,103
2023-01-11	$362.43	$355.00	20.8%	6.0%	19.7%	26.2%	21.1%	4.1%	-0.0%	12.0M	-199.0M	-2.1M	1.38	39.86	1,104	1,521	36,425	35,646
2023-01-12	$364.04	$355.00	18.2%	5.2%	19.3%	16.1%	19.6%	3.4%	1.1%	18.1M	-224.2M	-2.1M	1.08	47.24	1,196	1,291	36,712	35,389
2023-01-13	$366.30	$355.00	17.2%	4.9%	19.2%	12.5%	17.0%	3.3%	1.2%	23.1M	-261.0M	-2.0M	0.53	41.71	944	498	37,139	35,648
2023-01-17	$365.37	$355.00	18.1%	5.2%	16.8%	15.9%	18.7%	4.0%	0.5%	22.4M	-243.4M	-2.0M	2.22	45.97	869	1,931	37,456	35,859
2023-01-18	$360.23	$355.00	19.1%	5.5%	17.4%	19.5%	19.2%	4.1%	0.6%	4.9M	-153.2M	-2.0M	1.32	35.70	1,429	1,888	37,719	36,883
2023-01-19	$358.15	$355.00	18.7%	5.4%	16.8%	18.1%	18.8%	4.3%	0.4%	-11.5M	-98.8M	-2.0M	1.47	44.05	1,270	1,873	37,983	38,082
2023-01-20	$362.86	$355.00	17.9%	5.1%	17.3%	15.2%	18.6%	3.9%	0.3%	5.1M	-189.3M	-2.1M	1.49	36.44	1,516	2,260	37,966	39,019
2023-01-23	$367.64	$360.00	18.2%	5.2%	17.4%	16.1%	18.3%	3.9%	-0.2%	8.6M	-145.8M	-2.1M	0.37	26.38	2,465	903	19,933	19,119
2023-01-24	$366.94	$360.00	18.8%	5.4%	15.9%	18.5%	18.5%	4.0%	-0.4%	11.7M	-161.1M	-2.1M	0.72	37.11	786	567	21,693	19,506
2023-01-25	$367.18	$360.00	18.8%	5.4%	15.8%	18.5%	18.3%	4.1%	-0.5%	12.3M	-165.7M	-2.1M	0.82	48.61	711	584	22,263	19,841
2023-01-26	$370.87	$360.00	18.3%	5.2%	16.0%	16.6%	17.9%	3.9%	-0.5%	15.3M	-198.0M	-2.1M	0.84	55.92	831	695	22,552	20,232
2023-01-27	$373.89	$360.00	17.6%	5.0%	14.8%	13.8%	17.9%	3.6%	-0.5%	19.1M	-237.2M	-2.2M	1.33	47.67	1,019	1,360	23,065	20,141
2023-01-30	$368.69	$360.00	20.1%	5.7%	15.0%	23.2%	20.5%	4.0%	-1.5%	14.1M	-179.5M	-2.1M	0.49	48.23	1,273	629	23,482	20,696
2023-01-31	$371.98	$360.00	19.9%	5.7%	14.9%	22.4%	20.0%	4.2%	-1.7%	19.3M	-221.3M	-2.2M	1.56	46.86	525	818	24,346	20,934