FEX Options History — December 2025 In December 2025, FEX traded between $117.50 and $120.88. ATM implied volatility averaged 21.7%, placing in the 11.7% IV rank vs the trailing year. The 30-day expected move averaged 5.6%. IV traded above realized volatility by 7.7% (HV 20d: 14.1%). Net GEX was positive for 0 of 22 trading days. Term structure was in contango for 7 of 22 days.
Notable Days 2025-12-10 : Largest IV drop — 48.5% change2025-12-09 : Highest IV Rank — 25.6%2025-12-03 : Largest Expected Move — 6.9%Monthly Statistics Metric Avg Min Max Open Close Price $119.15 $117.50 $120.88 $117.86 $118.84 ATM IV 21.7% 15.7% 30.5% 23.0% 24.1% Expected Move 5.6% 4.3% 6.9% 6.6% 6.9% HV 20d 14.1% 10.9% 16.2% 16.2% 11.3% HV 60d 13.5% 13.0% 13.9% 13.2% 13.9% IV Rank 11.7% 3.2% 25.6% 14.2% 14.9% IV Percentile 46.8% 7.1% 83.7% 58.7% 64.7% Term Structure -3.3% -11.2% 4.6% -9.3% -11.2% Skew 25d 7.1% 0.7% 17.4% 6.4% 0.7% Skew 10d 9.7% 1.3% 23.5% 8.6% 6.5% Call IV 25d 15.5% 7.3% 30.7% 19.2% 20.1% Put IV 25d 22.6% 19.6% 33.5% 25.5% 20.8% Bid-Ask Spread % 178.10 152.76 186.56 153.84 183.07 Net GEX 0 0 0 0 0 Net DEX 0 0 0 0 0 Net VEX 0 0 0 0 0 Div Yield 0.0% 0.0% 0.0% 0.0% 0.0% Total Volume 0 0 0 0 0 Total OI 0 0 0 0 0
Daily Data (22 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 2025-12-01 $117.86 $0.00 23.0% 6.6% 16.2% 14.2% 0.0% 6.4% -9.3% 0 0 0 0.00 153.84 N/A N/A 0 0 0 0 2025-12-02 $117.77 $0.00 23.7% 6.8% 16.2% 15.2% 0.0% 2.8% -9.9% 0 0 0 0.00 153.73 N/A N/A 0 0 0 0 2025-12-03 $118.67 $0.00 24.2% 6.9% 15.8% 16.0% 0.0% 5.6% -10.5% 0 0 0 0.00 152.76 N/A N/A 0 0 0 0 2025-12-04 $118.66 $0.00 25.0% 5.2% 15.6% 17.2% 0.0% 2.2% -3.3% 0 0 0 0.00 183.34 N/A N/A 0 0 0 0 2025-12-05 $119.19 $0.00 25.8% 4.3% 15.2% 18.4% 0.0% 2.1% 4.6% 0 0 0 0.00 186.56 N/A N/A 0 0 0 0 2025-12-08 $118.54 $0.00 29.1% 4.4% 15.3% 23.5% 0.0% 2.2% 2.5% 0 0 0 0.00 185.93 N/A N/A 0 0 0 0 2025-12-09 $118.53 $0.00 30.5% 4.5% 15.0% 25.6% 0.0% 2.5% 2.4% 0 0 0 0.00 185.64 N/A N/A 0 0 0 0 2025-12-10 $120.41 $0.00 15.7% 4.5% 15.9% 3.2% 0.0% 3.8% -5.1% 0 0 0 0.00 185.27 N/A N/A 0 0 0 0 2025-12-11 $120.88 $0.00 15.9% 4.6% 15.9% 3.4% 0.0% 3.6% -7.1% 0 0 0 0.00 180.78 N/A N/A 0 0 0 0 2025-12-12 $119.01 $0.00 16.3% 4.7% 15.4% 4.0% 0.0% 12.4% 2.6% 0 0 0 0.00 182.80 N/A N/A 0 0 0 0 2025-12-15 $119.03 $0.00 20.7% 5.9% 15.3% 10.8% 0.0% 13.1% -5.0% 0 0 0 0.00 166.81 N/A N/A 0 0 0 0 2025-12-16 $118.47 $0.00 20.5% 5.9% 14.0% 9.7% 0.0% 17.4% -2.8% 0 0 0 0.00 170.10 N/A N/A 0 0 0 0 2025-12-17 $117.50 $0.00 21.8% 6.2% 14.5% 11.6% 0.0% 2.9% -4.0% 0 0 0 0.00 182.81 N/A N/A 0 0 0 0 2025-12-18 $118.41 $0.00 18.0% 5.2% 14.6% 5.5% 0.0% 11.0% 2.7% 0 0 0 0.00 182.80 N/A N/A 0 0 0 0 2025-12-19 $119.09 $0.00 18.2% 5.2% 13.2% 5.8% 0.0% 13.5% 2.0% 0 0 0 0.00 184.04 N/A N/A 0 0 0 0 2025-12-22 $120.13 $0.00 19.1% 5.5% 12.7% 7.2% 0.0% 6.8% 0.2% 0 0 0 0.00 183.69 N/A N/A 0 0 0 0 2025-12-23 $120.06 $0.00 19.5% 5.6% 12.4% 7.8% 0.0% 13.9% -0.6% 0 0 0 0.00 181.56 N/A N/A 0 0 0 0 2025-12-24 $120.49 $0.00 19.8% 5.7% 11.6% 8.2% 0.0% 5.6% -0.2% 0 0 0 0.00 182.30 N/A N/A 0 0 0 0 2025-12-26 $120.09 $0.00 20.9% 6.0% 11.1% 9.9% 0.0% 3.1% -1.4% 0 0 0 0.00 184.22 N/A N/A 0 0 0 0 2025-12-29 $119.82 $0.00 22.6% 6.5% 11.1% 12.5% 0.0% 12.6% -9.9% 0 0 0 0.00 182.73 N/A N/A 0 0 0 0 2025-12-30 $119.77 $0.00 23.2% 6.7% 10.9% 13.5% 0.0% 12.1% -10.6% 0 0 0 0.00 183.38 N/A N/A 0 0 0 0 2025-12-31 $118.84 $0.00 24.1% 6.9% 11.3% 14.9% 0.0% 0.7% -11.2% 0 0 0 0.00 183.07 N/A N/A 0 0 0 0
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