CIGI Options History — January 2026

In January 2026, CIGI traded between $136.44 and $148.18. ATM implied volatility averaged 32.6%, placing in the 39.8% IV rank vs the trailing year. The 30-day expected move averaged 9.0%. IV traded above realized volatility by 14.1% (HV 20d: 18.5%). Max pain ranged from $140.00 to $150.00. Net GEX was positive for 0 of 20 trading days. Term structure was in contango for 1 of 20 days. Put/call ratio averaged 0.15.

Notable Days

  • 2026-01-27: Highest Volume — 401 contracts
  • 2026-01-14: Largest IV drop — 37.3% change
  • 2026-01-13: Highest IV Rank — 70.2%
  • 2026-01-30: Largest Expected Move — 11.3%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$143.24$136.44$148.18$145.43$136.44
Max Pain$141.50$140.00$150.00$150.00$140.00
ATM IV32.6%21.3%47.4%21.3%39.3%
Expected Move9.0%6.1%11.3%6.1%11.3%
HV 20d18.5%15.9%21.3%20.3%15.9%
HV 60d22.5%21.3%23.6%23.1%21.3%
IV Rank39.8%16.5%70.2%16.5%53.6%
IV Percentile67.7%23.8%96.8%23.8%85.7%
Term Structure-4.7%-9.2%7.8%7.8%-8.9%
VWIV35.2%29.8%41.5%34.2%29.8%
Skew 25d3.5%-2.4%8.3%0.4%7.3%
Skew 10d2.9%-0.1%9.3%2.3%1.1%
Call IV 25d28.1%21.6%37.5%30.3%30.4%
Put IV 25d31.6%26.1%39.4%30.7%37.8%
Bid-Ask Spread %105.26103.10114.52114.52104.37
Gamma HHI0.470.310.670.460.32
Net GEX-35.7K-51.3K-21.6K-32.6K-25.3K
Net DEX346.5K79.2K857.9K243.1K857.9K
Net VEX-4.5K-10.2K-2.8K-3.9K-9.4K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.150.000.990.000.00
Total Volume24.050401142
Total OI336.9272680272680

Daily Data (20 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2026-01-02$145.43$150.0021.3%6.1%20.3%16.5%0.0%0.4%7.8%-32.6K243.1K-3.9K0.00114.52N/AN/A01151121
2026-01-05$147.81$145.0023.1%8.1%21.0%20.3%34.2%8.3%-4.7%-25.4K173.7K-4.0K0.00103.41N/AN/A20151122
2026-01-06$148.18$145.0025.9%8.0%21.0%26.0%0.0%6.5%-2.6%-29.3K201.6K-4.0K0.00104.52N/AN/A00151122
2026-01-07$145.41$145.0029.7%8.0%21.3%33.8%0.0%5.1%-2.1%-32.5K312.0K-3.9K0.00104.27N/AN/A00151122
2026-01-08$145.77$145.0028.1%8.4%20.9%30.6%31.7%6.8%-3.6%-30.8K238.2K-3.8K0.00103.89N/AN/A40151122
2026-01-09$146.47$140.0029.8%8.2%20.0%34.1%0.0%2.9%-2.1%-33.4K189.9K-3.8K0.00104.90N/AN/A00154122
2026-01-12$146.15$140.0039.6%8.3%19.4%54.3%0.0%4.7%-2.0%-36.3K264.7K-3.7K0.20105.51N/AN/A102154122
2026-01-13$144.31$140.0047.4%8.4%19.8%70.2%0.0%3.6%-5.2%-38.9K273.0K-3.7K0.00104.14N/AN/A00159123
2026-01-14$143.93$140.0029.7%8.5%19.6%33.8%41.5%6.9%-3.2%-44.5K401.1K-3.8K0.00104.17N/AN/A70159123
2026-01-15$146.78$140.0032.0%9.2%18.8%38.6%0.0%-2.2%-2.8%-30.3K79.2K-3.7K0.00105.40N/AN/A00158122
2026-01-16$145.85$140.0030.1%8.6%17.4%34.6%0.0%2.0%-4.1%-35.7K159.0K-3.6K0.00105.40N/AN/A00158122
2026-01-20$143.92$140.0032.4%9.3%17.2%39.3%0.0%5.7%-6.5%-42.3K324.2K-3.6K0.00104.62N/AN/A02156119
2026-01-21$143.75$140.0031.8%9.1%17.2%38.1%0.0%4.9%-5.6%-42.2K318.2K-3.5K0.00104.72N/AN/A00156121
2026-01-22$141.74$140.0033.9%9.7%17.4%42.5%35.0%-2.4%-7.5%-41.2K362.4K-3.4K0.00105.08N/AN/A20156121
2026-01-23$140.12$140.0034.2%9.8%17.1%43.0%0.0%-0.4%-6.9%-48.0K529.4K-3.2K0.00104.61N/AN/A01158121
2026-01-26$138.56$140.0036.4%10.4%16.6%47.6%35.0%3.5%-8.6%-43.7K547.2K-3.1K0.00103.10N/AN/A02158121
2026-01-27$138.04$140.0035.1%10.1%16.6%44.9%0.0%0.0%-7.6%-51.3K680.2K-2.8K0.99105.71N/AN/A201200158119
2026-01-28$138.00$140.0036.5%10.5%16.6%47.8%0.0%5.2%-9.2%-21.6K398.3K-9.8K0.00106.80N/AN/A00358319
2026-01-29$138.06$140.0035.9%10.3%16.5%46.7%39.1%1.9%-7.7%-28.0K377.5K-10.2K0.00105.99N/AN/A50358319
2026-01-30$136.44$140.0039.3%11.3%15.9%53.6%29.8%7.3%-8.9%-25.3K857.9K-9.4K0.00104.37N/AN/A420361319