COR Options History — April 2026

In April 2026, COR traded between $319.49 and $324.20. ATM implied volatility averaged 29.1%, placing in the 38.0% IV rank vs the trailing year. The 30-day expected move averaged 8.3%. IV traded above realized volatility by 2.1% (HV 20d: 27.0%). Max pain ranged from $320.00 to $330.00. Net GEX was positive for 2 of 2 trading days. Term structure was in contango for 1 of 2 days. Put/call ratio averaged 0.39.

Notable Days

2026-04-02: Highest Volume — 210 contracts
2026-04-02: Largest IV drop — 2.0% change
2026-04-01: Highest IV Rank — 39.1%
2026-04-01: Largest Expected Move — 8.4%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$321.85	$319.49	$324.20	$319.49	$324.20
Max Pain	$325.00	$320.00	$330.00	$320.00	$330.00
ATM IV	29.1%	28.8%	29.4%	29.4%	28.8%
Expected Move	8.3%	8.3%	8.4%	8.4%	8.3%
HV 20d	27.0%	26.8%	27.2%	27.2%	26.8%
HV 60d	33.4%	33.4%	33.5%	33.5%	33.4%
IV Rank	38.0%	36.8%	39.1%	39.1%	36.8%
IV Percentile	73.4%	71.4%	75.4%	75.4%	71.4%
Term Structure	0.2%	-1.4%	1.8%	1.8%	-1.4%
VWIV	32.3%	28.8%	35.9%	28.8%	35.9%
Skew 25d	6.9%	4.9%	8.9%	4.9%	8.9%
Skew 10d	12.0%	9.2%	14.7%	9.2%	14.7%
Call IV 25d	26.6%	25.7%	27.5%	27.5%	25.7%
Put IV 25d	33.5%	32.4%	34.6%	32.4%	34.6%
Bid-Ask Spread %	18.93	14.50	23.35	14.50	23.35
Gamma HHI	0.08	0.08	0.08	0.08	0.08
Net GEX	2.0M	1.9M	2.1M	1.9M	2.1M
Net DEX	-12.2M	-16.1M	-8.4M	-8.4M	-16.1M
Net VEX	-965.0K	-970.4K	-959.6K	-959.6K	-970.4K
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	0.39	0.19	0.58	0.58	0.19
Total Volume	200.5	191	210	191	210
Total OI	15,526	15,479	15,573	15,479	15,573

Daily Data (2 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
2026-04-01	$319.49	$320.00	29.4%	8.4%	27.2%	39.1%	28.8%	4.9%	1.8%	1.9M	-8.4M	-959.6K	0.58	14.50	N/A	N/A	121	70	9,670	5,809
2026-04-02	$324.20	$330.00	28.8%	8.3%	26.8%	36.8%	35.9%	8.9%	-1.4%	2.1M	-16.1M	-970.4K	0.19	23.35	N/A	N/A	176	34	9,713	5,860