CORZ Options History — September 2025

In September 2025, CORZ traded between $13.57 and $17.91. ATM implied volatility averaged 73.3%, placing in the 26.0% IV rank vs the trailing year. The 30-day expected move averaged 20.7%. IV traded above realized volatility by 32.0% (HV 20d: 41.4%). Max pain ranged from $13.00 to $15.00. Net GEX was positive for 21 of 21 trading days. Term structure was in contango for 13 of 21 days. Put/call ratio averaged 0.49.

Notable Days

  • 2025-09-09: Highest Volume — 338,649 contracts
  • 2025-09-26: Largest IV spike — 7.1% change
  • 2025-09-29: Highest IV Rank — 34.6%
  • 2025-09-02: Largest Expected Move — 22.7%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$15.87$13.57$17.91$14.02$17.91
Max Pain$14.05$13.00$15.00$13.00$15.00
ATM IV73.3%66.0%81.8%74.9%79.6%
Expected Move20.7%19.1%22.7%22.7%20.0%
HV 20d41.4%38.7%51.9%44.1%40.5%
HV 60d80.5%51.0%91.0%89.8%51.0%
IV Rank26.0%18.5%34.6%27.6%32.5%
IV Percentile40.0%14.3%69.0%48.0%61.1%
Term Structure0.8%-7.7%12.3%12.3%-7.7%
VWIV71.8%66.4%76.3%76.0%69.3%
Skew 25d-0.6%-12.6%6.2%2.6%-0.0%
Skew 10d15.1%-6.3%35.2%15.9%-0.2%
Call IV 25d72.2%64.1%82.3%71.8%79.0%
Put IV 25d71.5%57.2%83.7%74.5%79.0%
Bid-Ask Spread %52.6919.4563.6358.1957.71
Gamma HHI0.150.110.240.160.12
Net GEX19.1M7.5M27.1M13.6M19.4M
Net DEX-1.03B-1.37B-505.6M-666.6M-1.29B
Net VEX-4.2M-4.4M-3.8M-4.1M-4.2M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.490.092.890.530.19
Total Volume96,424.04839,717338,64953,092184,028
Total OI2,125,220.2861,701,9982,376,5072,290,8431,737,265

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call VolPut VolCall OIPut OI
2025-09-02$14.02$13.0074.9%22.7%44.1%27.6%76.0%2.6%12.3%13.6M-666.6M-4.1M0.5358.1934,78218,3101,711,695579,148
2025-09-03$13.70$13.0073.2%19.1%42.9%25.8%66.4%-0.3%1.2%11.0M-572.7M-3.9M0.7552.2346,64235,0411,728,052583,100
2025-09-04$13.68$14.0068.7%20.4%42.9%21.2%71.0%0.6%2.1%9.0M-549.2M-3.8M0.7962.5541,79932,8921,725,838594,768
2025-09-05$13.57$14.0066.0%20.7%41.6%18.5%71.6%1.7%-0.3%7.5M-505.6M-3.8M2.8919.4517,48650,5951,744,204612,794
2025-09-08$13.93$14.0068.5%20.3%42.8%21.0%71.5%-12.6%1.9%16.1M-616.9M-3.8M0.4156.7528,24411,5601,692,075570,018
2025-09-09$14.50$14.0072.1%20.3%45.1%24.7%71.0%-4.2%-1.0%20.6M-778.7M-3.9M0.1153.51305,47133,1781,708,685575,605
2025-09-10$15.66$14.0076.8%21.4%51.9%29.6%74.8%-8.8%6.1%24.3M-1.12B-4.3M0.1662.27171,89627,0581,694,655603,963
2025-09-11$15.77$14.0072.6%21.2%38.9%25.3%73.0%-5.1%2.7%25.6M-1.16B-4.4M0.0963.0766,5566,1441,715,009615,916
2025-09-12$15.77$14.0071.9%21.1%39.0%24.5%73.2%0.4%1.8%24.0M-1.16B-4.2M0.1963.6338,4017,1931,706,454617,264
2025-09-15$16.55$14.0072.6%20.8%40.2%25.3%71.8%0.3%1.0%27.1M-1.32B-4.3M0.1960.09117,29322,2361,686,424589,401
2025-09-16$16.20$14.0072.4%20.8%41.4%25.0%71.6%-0.8%0.4%26.2M-1.22B-4.2M0.1860.7133,5866,1311,721,270600,059
2025-09-17$16.51$14.0071.5%20.5%40.7%24.1%68.8%0.4%-1.6%25.6M-1.31B-4.2M0.3852.8469,69726,5931,720,250604,700
2025-09-18$16.70$14.0070.9%20.3%40.1%23.5%71.4%-2.5%0.1%27.0M-1.37B-4.2M0.1420.3875,22910,6321,732,711623,775
2025-09-19$16.63$14.0068.7%19.7%38.7%21.2%68.5%-1.7%-1.9%17.6M-1.33B-4.2M0.1147.6890,63210,1191,751,643624,864
2025-09-22$17.07$14.0071.8%20.5%38.8%24.4%70.6%6.2%-0.1%19.2M-1.15B-4.3M0.2652.5256,13914,4701,309,089392,909
2025-09-23$17.01$14.0074.8%21.4%39.2%27.4%74.2%4.1%0.5%19.2M-1.14B-4.3M1.1155.4643,43948,4181,320,881397,523
2025-09-24$16.98$14.0074.7%21.4%39.4%27.4%74.4%1.9%-0.4%17.6M-1.11B-4.4M0.2249.6044,4559,6581,334,288428,183
2025-09-25$16.98$14.0075.7%21.4%39.6%28.4%74.0%-0.0%0.2%17.2M-1.09B-4.3M0.8053.3736,62629,1921,332,487435,633
2025-09-26$16.74$15.0081.0%22.0%40.2%33.9%76.3%3.1%-0.2%16.2M-1.02B-4.2M0.3560.1048,91617,1651,342,733445,028
2025-09-29$17.39$15.0081.8%19.7%41.1%34.6%68.8%1.3%0.6%17.4M-1.18B-4.2M0.3744.4441,67415,3291,303,213416,054
2025-09-30$17.91$15.0079.6%20.0%40.5%32.5%69.3%-0.0%-7.7%19.4M-1.29B-4.2M0.1957.71155,18328,8451,312,661424,604