MEMX Options History — August 2025

Name: MEMX Options Analytics - August 2025
Creator: Options Analysis Suite

In August 2025, MEMX traded between $32.23 and $33.51. ATM implied volatility averaged 43.1%. The 30-day expected move averaged 9.1%. IV traded above realized volatility by 14.4% (HV 20d: 28.7%). Net GEX was positive for 0 of 21 trading days. Term structure was in contango for 1 of 21 days.

Notable Days

2025-08-14: Largest IV spike — 215.6% change
2025-08-01: Largest Expected Move — 12.3%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$32.60	$32.23	$33.51	$32.63	$32.23
ATM IV	43.1%	7.4%	86.1%	42.8%	40.6%
Expected Move	9.1%	2.1%	12.3%	12.3%	11.7%
HV 20d	28.7%	20.9%	34.3%	34.1%	21.0%
HV 60d	26.0%	25.5%	26.5%	26.5%	25.5%
Term Structure	-12.8%	-34.1%	4.0%	-16.1%	-14.9%
Skew 25d	1.6%	-0.1%	5.2%	5.2%	2.7%
Skew 10d	11.0%	4.7%	17.7%	17.7%	11.4%
Call IV 25d	33.9%	10.7%	50.7%	50.7%	43.7%
Put IV 25d	35.5%	11.1%	55.9%	55.9%	46.4%
Bid-Ask Spread %	156.75	97.04	168.78	168.78	166.98
Net GEX	0	0	0	0	0
Net DEX	0	0	0	0	0
Net VEX	0	0	0	0	0
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
Total Volume	0	0	0	0	0
Total OI	0	0	0	0	0

Daily Data (21 trading days)

Date	Price	Max Pain	ATM IV	Exp Move	HV 20d	IV Rank	VWIV	Skew 25d	Term Str	Spread %	Call Wall	Put Wall
2025-08-01	$32.63	$0.00	42.8%	12.3%	34.1%	0.0%	0.0%	5.2%	-16.1%	168.78	N/A	N/A
2025-08-04	$32.86	$0.00	46.0%	7.5%	33.7%	0.0%	0.0%	3.3%	-7.8%	167.49	N/A	N/A
2025-08-05	$32.83	$0.00	48.3%	7.6%	33.8%	0.0%	0.0%	3.1%	-7.0%	167.56	N/A	N/A
2025-08-06	$32.95	$0.00	50.2%	7.6%	33.8%	0.0%	0.0%	2.7%	-8.1%	166.99	N/A	N/A
2025-08-07	$33.51	$0.00	53.1%	7.6%	28.3%	0.0%	0.0%	2.8%	-8.3%	165.80	N/A	N/A
2025-08-08	$32.41	$0.00	72.9%	9.2%	30.8%	0.0%	0.0%	1.3%	-14.4%	166.33	N/A	N/A
2025-08-11	$33.46	$0.00	73.5%	8.0%	32.9%	0.0%	0.0%	2.6%	-9.1%	166.41	N/A	N/A
2025-08-12	$32.59	$0.00	86.1%	8.1%	34.3%	0.0%	0.0%	0.8%	-10.6%	167.61	N/A	N/A
2025-08-13	$32.61	$0.00	7.4%	2.1%	27.8%	0.0%	0.0%	0.3%	4.0%	97.22	N/A	N/A
2025-08-14	$32.49	$0.00	23.4%	6.7%	27.8%	0.0%	0.0%	1.0%	-34.0%	97.04	N/A	N/A
2025-08-15	$32.49	$0.00	23.8%	6.8%	27.8%	0.0%	0.0%	0.9%	-34.1%	97.04	N/A	N/A
2025-08-18	$32.53	$0.00	31.3%	9.0%	27.8%	0.0%	0.0%	0.5%	-8.0%	165.41	N/A	N/A
2025-08-19	$32.34	$0.00	35.4%	10.1%	27.9%	0.0%	0.0%	-0.1%	-11.2%	166.53	N/A	N/A
2025-08-20	$32.24	$0.00	34.3%	9.8%	27.9%	0.0%	0.0%	0.6%	-8.7%	167.18	N/A	N/A
2025-08-21	$32.27	$0.00	35.6%	10.2%	27.9%	0.0%	0.0%	0.2%	-10.5%	166.94	N/A	N/A
2025-08-22	$32.48	$0.00	39.2%	11.2%	27.9%	0.0%	0.0%	0.4%	-13.5%	165.81	N/A	N/A
2025-08-25	$32.39	$0.00	40.1%	11.5%	27.8%	0.0%	0.0%	0.2%	-14.6%	165.76	N/A	N/A
2025-08-26	$32.36	$0.00	39.4%	11.3%	27.9%	0.0%	0.0%	1.0%	-13.4%	166.77	N/A	N/A
2025-08-27	$32.38	$0.00	40.3%	11.5%	20.9%	0.0%	0.0%	1.8%	-14.0%	166.56	N/A	N/A
2025-08-28	$32.47	$0.00	41.5%	11.9%	20.9%	0.0%	0.0%	1.9%	-15.0%	165.50	N/A	N/A
2025-08-29	$32.23	$0.00	40.6%	11.7%	21.0%	0.0%	0.0%	2.7%	-14.9%	166.98	N/A	N/A