COR Options History — January 2026

In January 2026, COR traded between $335.06 and $358.56. ATM implied volatility averaged 28.8%, placing in the 38.9% IV rank vs the trailing year. The 30-day expected move averaged 8.1%. IV traded above realized volatility by 12.6% (HV 20d: 16.3%). Max pain ranged from $240.00 to $320.00. Net GEX was positive for 20 of 20 trading days. Term structure was in contango for 1 of 20 days. Put/call ratio averaged 0.31.

Notable Days

  • 2026-01-15: Highest Volume — 3,035 contracts
  • 2026-01-12: Largest IV spike — 18.4% change
  • 2026-01-29: Highest IV Rank — 51.6%
  • 2026-01-29: Largest Expected Move — 9.2%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$347.73$335.06$358.56$338.56$358.56
Max Pain$316.00$240.00$320.00$240.00$320.00
ATM IV28.8%22.8%32.2%22.8%30.8%
Expected Move8.1%6.5%9.2%6.5%8.8%
HV 20d16.3%13.9%17.9%13.9%17.8%
HV 60d20.4%19.5%20.8%19.6%20.5%
IV Rank38.9%16.3%51.6%16.3%46.3%
IV Percentile78.9%35.3%93.3%35.3%88.5%
Term Structure-1.9%-4.6%2.1%2.1%-3.0%
VWIV28.0%22.3%32.4%22.3%31.3%
Skew 25d3.3%1.1%5.1%3.8%4.4%
Skew 10d7.3%3.6%13.0%8.6%7.1%
Call IV 25d27.0%21.7%30.4%21.7%29.4%
Put IV 25d30.4%25.5%33.7%25.5%33.7%
Bid-Ask Spread %80.5676.8792.7292.7280.69
Gamma HHI0.210.150.320.160.15
Net GEX4.9M3.4M9.0M3.5M5.4M
Net DEX-334.3M-581.0M-113.0M-458.1M-158.3M
Net VEX-617.9K-824.3K-524.5K-585.1K-822.0K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.310.021.160.580.25
Total Volume667.1933,035951,074
Total OI23,242.9511,18433,43630,44713,793

Daily Data (20 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2026-01-02$338.56$240.0022.8%6.5%13.9%16.3%22.3%3.8%2.1%3.5M-458.1M-585.1K0.5892.72N/AN/A603518,40912,038
2026-01-05$340.20$320.0025.7%7.3%13.9%26.7%25.2%4.1%-1.1%3.6M-469.4M-550.8K1.1678.78N/AN/A30535318,41212,059
2026-01-06$346.74$320.0025.0%7.2%14.7%24.2%25.1%4.3%-0.7%3.9M-504.5M-531.0K0.3081.81N/AN/A3089218,53412,395
2026-01-07$339.33$320.0026.2%7.3%16.6%28.7%26.4%2.8%-0.4%3.6M-472.8M-554.6K0.5280.82N/AN/A98751518,70212,408
2026-01-08$335.06$320.0026.4%7.4%17.2%29.6%25.9%2.9%-1.1%3.4M-451.4M-563.1K0.1378.97N/AN/A3354319,21312,524
2026-01-09$336.13$320.0026.3%7.5%17.1%29.1%26.7%3.2%-0.1%3.5M-452.4M-576.8K0.2078.82N/AN/A89717619,39112,599
2026-01-12$340.12$320.0031.1%7.8%17.5%47.6%27.0%3.0%-1.1%6.4M-484.3M-563.5K0.5677.71N/AN/A1769819,92612,645
2026-01-13$345.16$320.0031.5%7.7%17.9%49.1%26.8%3.1%-1.0%8.1M-520.2M-554.2K0.1781.58N/AN/A59110119,99712,693
2026-01-14$348.53$320.0027.7%7.9%17.6%34.4%28.8%2.5%-1.4%9.0M-543.9M-534.3K0.2078.39N/AN/A2354820,10812,758
2026-01-15$354.53$320.0027.3%7.8%15.9%33.0%27.2%5.1%-0.7%7.4M-581.0M-524.5K0.0280.98N/AN/A2,9676820,22912,763
2026-01-16$353.76$320.0028.3%8.1%15.9%37.0%28.1%2.4%-1.8%4.4M-577.9M-572.5K0.0981.25N/AN/A2111920,65012,786
2026-01-20$350.63$320.0030.3%8.7%16.0%44.4%29.8%1.1%-1.9%3.7M-113.0M-569.9K0.0676.87N/AN/A466276,7384,446
2026-01-21$351.15$320.0030.6%8.8%16.0%45.5%30.4%1.8%-4.0%4.1M-113.1M-581.7K0.8879.59N/AN/A1331177,1944,451
2026-01-22$352.69$320.0030.7%8.8%15.7%46.1%27.9%2.9%-3.9%4.2M-118.5M-585.9K0.0580.06N/AN/A565297,2764,522
2026-01-23$351.94$320.0030.0%8.6%15.8%43.2%29.1%4.3%-3.3%4.4M-121.0M-681.5K0.1980.11N/AN/A209407,8484,535
2026-01-26$354.63$320.0031.3%9.0%15.9%48.2%28.9%4.5%-4.6%4.7M-131.5M-692.4K0.1278.58N/AN/A83108,0244,560
2026-01-27$354.94$320.0031.7%9.1%15.9%49.9%29.8%4.6%-3.5%4.9M-132.1M-688.4K0.0478.51N/AN/A1,039378,0974,563
2026-01-28$349.52$320.0031.0%8.9%17.0%47.2%32.4%2.3%-3.5%5.2M-132.6M-801.2K0.4281.86N/AN/A3191339,0364,581
2026-01-29$352.33$320.0032.2%9.2%17.1%51.6%31.4%3.3%-3.9%5.6M-149.2M-824.3K0.2783.11N/AN/A347949,3124,644
2026-01-30$358.56$320.0030.8%8.8%17.8%46.3%31.3%4.4%-3.0%5.4M-158.3M-822.0K0.2580.69N/AN/A8572179,1004,693