SPMB Options History — May 2023

In May 2023, SPMB traded between $21.68 and $22.29. ATM implied volatility averaged 32.0%, placing in the 18.7% IV rank vs the trailing year. The 30-day expected move averaged 9.6%. IV traded above realized volatility by 23.9% (HV 20d: 8.2%). Max pain ranged from $22.00 to $22.00. Net GEX was positive for 22 of 22 trading days. Term structure was in contango for 5 of 22 days. Put/call ratio averaged 1.50.

Notable Days

2023-05-16: Highest Volume — 26 contracts
2023-05-10: Largest IV spike — 38.3% change
2023-05-31: Highest IV Rank — 27.9%
2023-05-31: Largest Expected Move — 12.7%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$22.01	$21.68	$22.29	$21.95	$22.02
Max Pain	$22.00	$22.00	$22.00	$22.00	$22.00
ATM IV	32.0%	19.9%	44.4%	30.1%	44.4%
Expected Move	9.6%	7.7%	12.7%	8.6%	12.7%
HV 20d	8.2%	7.2%	8.6%	7.9%	7.2%
HV 60d	9.0%	8.6%	9.2%	9.1%	8.7%
IV Rank	18.7%	9.7%	27.9%	17.3%	27.9%
IV Percentile	49.4%	20.6%	76.6%	43.7%	76.6%
Term Structure	-7.7%	-17.5%	11.6%	1.1%	-11.5%
VWIV	22.2%	22.2%	22.2%	22.2%	22.2%
Skew 25d	2.1%	-24.6%	30.6%	23.4%	0.0%
Skew 10d	2.2%	-12.8%	38.5%	4.2%	1.3%
Call IV 25d	28.5%	8.6%	59.2%	8.7%	39.6%
Put IV 25d	30.6%	16.6%	48.8%	32.2%	39.6%
Bid-Ask Spread %	144.87	103.77	152.25	103.77	151.46
Gamma HHI	0.35	0.26	0.54	0.27	0.51
Net GEX	5.0K	521	12.5K	3.2K	6.3K
Net DEX	-75.1K	-113.0K	-13.2K	-76.2K	-79.3K
Net VEX	-755	-869	-538	-767	-790
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	1.50	1.50	1.50	1.50	1.50
Total Volume	1.727	0	26	0	0
Total OI	234.682	171	286	255	171

Daily Data (22 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 Wall	Put Wall	Call Vol	Put Vol	Call OI	Put OI
2023-05-01	$21.95	$22.00	30.1%	8.6%	7.9%	17.3%	0.0%	23.4%	1.1%	3.2K	-76.2K	-767	0.00	103.77	N/A	N/A	0	0	148	107
2023-05-02	$22.16	$22.00	26.9%	7.7%	8.6%	14.9%	0.0%	30.6%	5.7%	5.3K	-83.3K	-739	0.00	127.69	N/A	N/A	0	5	148	107
2023-05-03	$22.29	$22.00	28.8%	8.3%	8.6%	16.3%	0.0%	11.5%	11.6%	5.7K	-97.0K	-809	0.00	132.46	N/A	N/A	0	0	148	112
2023-05-04	$22.27	$0.00	19.9%	8.5%	8.5%	9.7%	0.0%	2.0%	-12.6%	6.2K	-113.0K	-780	0.00	147.07	N/A	N/A	0	0	148	112
2023-05-05	$22.20	$0.00	20.7%	8.4%	8.6%	10.3%	0.0%	16.8%	-12.3%	12.5K	-75.2K	-565	0.00	135.05	N/A	N/A	0	0	148	112
2023-05-08	$22.09	$0.00	22.8%	8.6%	8.0%	11.8%	0.0%	-7.4%	-13.5%	4.4K	-85.0K	-709	0.00	151.20	N/A	N/A	0	0	148	112
2023-05-09	$22.06	$0.00	22.3%	8.9%	8.0%	11.4%	0.0%	-7.1%	-13.7%	3.8K	-95.9K	-768	0.00	148.71	N/A	N/A	0	0	148	112
2023-05-10	$22.21	$0.00	30.8%	8.8%	8.3%	17.8%	0.0%	1.7%	-13.9%	4.0K	-100.5K	-788	0.00	151.52	N/A	N/A	0	0	148	112
2023-05-11	$22.29	$0.00	27.2%	7.8%	8.4%	15.1%	0.0%	-5.5%	-14.7%	4.9K	-81.9K	-774	0.00	145.24	N/A	N/A	0	0	148	112
2023-05-12	$22.16	$0.00	31.2%	9.0%	8.4%	18.1%	0.0%	0.6%	-15.6%	3.8K	-96.1K	-767	0.00	151.43	N/A	N/A	0	0	148	112
2023-05-15	$22.09	$0.00	32.3%	9.3%	8.2%	18.9%	0.0%	3.1%	-16.1%	3.2K	-89.2K	-746	0.00	149.66	N/A	N/A	0	0	148	112
2023-05-16	$22.05	$0.00	32.8%	9.4%	8.2%	19.3%	0.0%	0.1%	-16.4%	3.9K	-67.7K	-670	0.00	151.68	N/A	N/A	0	26	148	112
2023-05-17	$22.04	$0.00	33.4%	9.6%	8.2%	19.7%	0.0%	0.5%	-17.5%	1.1K	-58.8K	-869	0.00	152.25	N/A	N/A	0	0	148	138
2023-05-18	$21.91	$0.00	34.1%	9.8%	8.3%	20.2%	0.0%	0.9%	1.6%	521	-52.4K	-844	0.00	152.15	N/A	N/A	0	2	148	138
2023-05-19	$21.82	$0.00	34.7%	9.9%	8.4%	20.7%	22.2%	-0.1%	-7.0%	5.4K	-67.3K	-827	1.50	151.55	N/A	N/A	2	3	148	136
2023-05-22	$21.82	$22.00	36.2%	10.4%	8.3%	21.8%	0.0%	1.0%	-6.8%	6.1K	-69.8K	-810	0.00	148.24	N/A	N/A	0	0	138	33
2023-05-23	$21.84	$22.00	37.5%	10.7%	8.0%	22.8%	0.0%	1.0%	-7.1%	6.3K	-69.6K	-808	0.00	148.43	N/A	N/A	0	0	138	33
2023-05-24	$21.80	$22.00	36.0%	10.3%	7.9%	21.7%	0.0%	6.3%	-4.2%	5.8K	-74.2K	-820	0.00	151.16	N/A	N/A	0	0	138	33
2023-05-25	$21.68	$22.00	39.2%	11.2%	8.0%	24.0%	0.0%	-24.6%	10.3%	5.2K	-44.9K	-675	0.00	150.91	N/A	N/A	0	0	138	33
2023-05-26	$21.68	$22.00	40.7%	11.7%	7.8%	25.2%	0.0%	-0.2%	-7.7%	6.9K	-13.2K	-538	0.00	135.92	N/A	N/A	0	0	138	33
2023-05-30	$21.87	$22.00	43.1%	12.4%	7.6%	27.0%	0.0%	-8.2%	-9.7%	5.7K	-61.3K	-740	0.00	149.66	N/A	N/A	0	0	138	33
2023-05-31	$22.02	$22.00	44.4%	12.7%	7.2%	27.9%	0.0%	0.0%	-11.5%	6.3K	-79.3K	-790	0.00	151.46	N/A	N/A	0	0	138	33