CME Options History — June 2025

In June 2025, CME traded between $265.52 and $290.50. ATM implied volatility averaged 19.9%, placing in the 18.6% IV rank vs the trailing year. The 30-day expected move averaged 5.7%. IV traded below realized volatility by 1.6% (HV 20d: 21.5%). Max pain ranged from $240.00 to $270.00. Net GEX was positive for 20 of 20 trading days. Term structure was in contango for 20 of 20 days. Put/call ratio averaged 0.77.

Notable Days

2025-06-06: Highest Volume — 52,663 contracts
2025-06-17: Largest IV spike — 13.1% change
2025-06-17: Highest IV Rank — 25.3%
2025-06-17: Largest Expected Move — 6.3%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$272.80	$265.52	$290.50	$290.50	$274.50
Max Pain	$265.50	$240.00	$270.00	$240.00	$270.00
ATM IV	19.9%	18.0%	22.0%	18.0%	19.6%
Expected Move	5.7%	5.2%	6.3%	5.2%	5.6%
HV 20d	21.5%	17.9%	27.0%	24.0%	20.0%
HV 60d	23.2%	22.4%	23.8%	22.4%	23.6%
IV Rank	18.6%	12.8%	25.3%	12.8%	17.7%
IV Percentile	66.9%	34.1%	89.7%	34.1%	63.9%
Term Structure	1.8%	0.1%	3.1%	1.1%	2.5%
VWIV	19.8%	17.8%	22.0%	18.7%	18.7%
Skew 25d	3.1%	2.2%	4.9%	2.9%	2.7%
Skew 10d	7.1%	5.6%	10.9%	10.9%	5.7%
Call IV 25d	18.8%	17.4%	19.9%	17.4%	18.1%
Put IV 25d	21.9%	20.3%	24.8%	20.3%	20.8%
Bid-Ask Spread %	79.16	71.81	82.99	80.41	76.25
Gamma HHI	0.18	0.15	0.23	0.23	0.21
Net GEX	12.3M	6.6M	21.2M	21.2M	15.0M
Net DEX	-258.2M	-609.4M	-141.2M	-609.4M	-216.9M
Net VEX	-2.2M	-2.3M	-2.1M	-2.2M	-2.3M
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	0.77	0.01	3.21	0.36	0.54
Total Volume	5,274.4	1,123	52,663	1,271	1,640
Total OI	55,326.05	46,320	59,950	56,850	50,080

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 Wall	Put Wall	Call Vol	Put Vol	Call OI	Put OI
2025-06-02	$290.50	$240.00	18.0%	5.2%	24.0%	12.8%	18.7%	2.9%	1.1%	21.2M	-609.4M	-2.2M	0.36	80.41	N/A	N/A	932	339	35,514	21,336
2025-06-03	$282.82	$240.00	19.4%	5.6%	25.9%	17.1%	18.6%	3.2%	0.1%	18.2M	-495.0M	-2.3M	0.30	80.22	N/A	N/A	5,055	1,520	35,536	21,480
2025-06-04	$278.39	$240.00	19.6%	5.6%	26.3%	17.8%	19.4%	3.0%	0.3%	16.2M	-429.6M	-2.3M	0.23	78.23	N/A	N/A	2,114	483	36,609	22,005
2025-06-05	$275.24	$270.00	19.2%	5.8%	26.6%	16.6%	20.8%	3.1%	1.1%	14.7M	-385.7M	-2.3M	0.21	82.42	N/A	N/A	2,736	583	37,317	22,113
2025-06-06	$274.20	$270.00	20.0%	5.9%	26.5%	19.0%	19.8%	3.2%	1.6%	13.9M	-359.6M	-2.3M	0.01	80.37	N/A	N/A	52,117	546	37,060	22,179
2025-06-09	$269.21	$270.00	20.9%	5.9%	27.0%	22.0%	20.4%	3.2%	1.7%	10.0M	-201.5M	-2.2M	0.33	78.16	N/A	N/A	3,784	1,240	33,450	22,343
2025-06-10	$265.52	$270.00	19.4%	5.7%	20.0%	17.3%	20.7%	3.4%	1.7%	6.9M	-147.4M	-2.2M	0.53	77.11	N/A	N/A	1,807	956	34,337	22,741
2025-06-11	$268.29	$270.00	19.8%	5.7%	20.3%	18.3%	19.6%	3.3%	1.7%	9.8M	-187.7M	-2.2M	0.67	77.67	N/A	N/A	1,885	1,256	34,565	23,080
2025-06-12	$270.57	$270.00	21.0%	6.0%	20.0%	22.1%	20.5%	2.5%	1.5%	12.0M	-229.7M	-2.2M	1.79	81.36	N/A	N/A	1,533	2,751	35,068	23,551
2025-06-13	$269.29	$270.00	21.4%	6.1%	17.9%	23.5%	20.6%	2.7%	1.5%	10.8M	-210.2M	-2.3M	0.80	81.71	N/A	N/A	834	667	35,531	23,941
2025-06-16	$266.54	$270.00	19.4%	5.6%	17.9%	17.2%	19.7%	3.4%	2.2%	8.2M	-154.8M	-2.2M	1.31	80.25	N/A	N/A	837	1,096	35,507	24,029
2025-06-17	$270.02	$270.00	22.0%	6.3%	18.3%	25.3%	22.0%	4.9%	1.2%	11.3M	-220.6M	-2.2M	1.65	79.79	N/A	N/A	656	1,082	35,504	23,877
2025-06-18	$271.44	$270.00	21.3%	6.1%	18.5%	23.2%	21.9%	3.8%	1.7%	12.5M	-239.8M	-2.2M	3.21	82.99	N/A	N/A	696	2,233	35,488	24,160
2025-06-20	$266.19	$270.00	19.8%	5.7%	18.7%	18.4%	21.0%	3.8%	2.9%	6.6M	-141.2M	-2.1M	0.75	78.05	N/A	N/A	2,395	1,808	35,543	24,407
2025-06-23	$272.41	$270.00	20.8%	6.0%	20.8%	21.6%	19.5%	2.7%	1.7%	10.8M	-181.6M	-2.2M	0.22	71.81	N/A	N/A	2,221	495	28,079	18,241
2025-06-24	$272.23	$270.00	18.8%	5.4%	20.3%	15.4%	19.2%	2.2%	2.9%	12.6M	-182.9M	-2.2M	0.65	80.91	N/A	N/A	986	636	28,925	18,376
2025-06-25	$272.52	$270.00	19.3%	5.5%	20.4%	16.8%	19.8%	2.7%	2.5%	11.8M	-188.5M	-2.2M	1.13	79.70	N/A	N/A	924	1,044	28,887	18,669
2025-06-26	$272.82	$270.00	19.0%	5.4%	20.2%	15.8%	18.4%	3.2%	2.5%	12.1M	-189.0M	-2.2M	0.37	79.14	N/A	N/A	817	306	29,106	19,318
2025-06-27	$273.22	$270.00	18.5%	5.3%	20.2%	14.4%	17.8%	3.1%	3.1%	12.5M	-193.1M	-2.2M	0.39	76.58	N/A	N/A	1,777	701	29,139	19,430
2025-06-30	$274.50	$270.00	19.6%	5.6%	20.0%	17.7%	18.7%	2.7%	2.5%	15.0M	-216.9M	-2.3M	0.54	76.25	N/A	N/A	1,062	578	30,214	19,866