CORZ Options History — April 2026

In April 2026, CORZ traded between $15.29 and $20.61. ATM implied volatility averaged 87.7%, placing in the 35.4% IV rank vs the trailing year. The 30-day expected move averaged 25.1%. IV traded above realized volatility by 7.3% (HV 20d: 80.5%). Max pain ranged from $15.00 to $16.00. Net GEX was positive for 10 of 10 trading days. Term structure was in contango for 4 of 10 days. Put/call ratio averaged 0.62.

Notable Days

2026-04-14: Highest Volume — 227,510 contracts
2026-04-02: Largest IV spike — 12.8% change
2026-04-14: Highest IV Rank — 39.1%
2026-04-14: Largest Expected Move — 25.9%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$17.97	$15.29	$20.61	$15.29	$20.61
Max Pain	$15.10	$15.00	$16.00	$16.00	$15.00
ATM IV	87.7%	79.4%	90.2%	79.4%	87.6%
Expected Move	25.1%	22.8%	25.9%	22.8%	25.1%
HV 20d	80.5%	76.8%	83.5%	83.5%	77.4%
HV 60d	74.3%	73.2%	75.4%	75.4%	74.8%
IV Rank	35.4%	23.1%	39.1%	23.1%	35.3%
IV Percentile	60.0%	38.9%	67.9%	38.9%	59.5%
Term Structure	-0.5%	-5.2%	4.4%	4.4%	-3.4%
VWIV	88.7%	82.5%	93.5%	82.5%	92.3%
Skew 25d	6.8%	4.1%	11.5%	7.7%	4.1%
Skew 10d	13.1%	-9.2%	30.1%	23.9%	11.0%
Call IV 25d	85.1%	77.7%	89.1%	77.7%	86.7%
Put IV 25d	91.9%	85.3%	94.3%	85.3%	90.7%
Bid-Ask Spread %	26.97	17.04	32.37	17.04	32.37
Gamma HHI	0.14	0.07	0.47	0.07	0.09
Net GEX	17.3M	4.2M	49.9M	4.2M	18.7M
Net DEX	-706.7M	-1.16B	-229.4M	-229.4M	-1.11B
Net VEX	-3.7M	-4.7M	-2.9M	-2.9M	-4.7M
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	0.62	0.07	1.64	1.64	0.60
Total Volume	118,867.2	42,605	227,510	46,008	216,046
Total OI	1,686,327	1,523,643	2,021,601	1,526,901	1,621,020

Daily Data (10 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
2026-04-01	$15.29	$16.00	79.4%	22.8%	83.5%	23.1%	82.5%	7.7%	4.4%	4.2M	-229.4M	-2.9M	1.64	17.04	17,450	28,558	984,334	542,567
2026-04-02	$16.16	$15.00	89.5%	25.7%	82.7%	38.1%	87.3%	11.5%	-5.2%	7.4M	-355.4M	-3.1M	0.54	31.96	80,388	43,212	992,144	553,074
2026-04-06	$16.46	$15.00	89.3%	25.6%	81.8%	37.8%	90.1%	8.2%	-0.8%	7.6M	-408.0M	-3.1M	1.28	23.11	19,539	25,055	963,747	559,896
2026-04-07	$16.83	$15.00	88.2%	25.3%	82.1%	36.2%	93.5%	6.5%	0.3%	8.6M	-440.7M	-3.1M	1.12	26.39	20,104	22,501	969,920	576,782
2026-04-09	$17.88	$15.00	89.2%	25.6%	80.4%	37.6%	87.2%	4.9%	-1.4%	13.5M	-672.3M	-3.4M	0.19	28.38	153,219	29,554	1,010,826	595,216
2026-04-13	$18.56	$15.00	89.9%	25.8%	81.0%	38.6%	91.8%	6.4%	0.4%	17.5M	-825.2M	-3.8M	0.22	26.48	78,794	17,597	1,124,975	615,374
2026-04-14	$18.59	$15.00	90.2%	25.9%	81.1%	39.1%	87.7%	7.2%	-0.3%	18.8M	-840.2M	-3.8M	0.35	28.93	168,129	59,381	1,161,260	619,927
2026-04-16	$19.45	$15.00	88.4%	25.3%	77.9%	36.4%	88.7%	5.3%	-0.1%	26.9M	-1.03B	-4.3M	0.15	29.27	94,108	14,025	1,266,194	684,413
2026-04-17	$19.83	$15.00	85.5%	24.5%	76.8%	32.2%	86.2%	6.2%	1.6%	49.9M	-1.16B	-4.5M	0.07	25.73	94,620	6,392	1,328,676	692,925
2026-04-21	$20.61	$15.00	87.6%	25.1%	77.4%	35.3%	92.3%	4.1%	-3.4%	18.7M	-1.11B	-4.7M	0.60	32.37	135,185	80,861	1,097,727	523,293