FEX Options History — October 2025 In October 2025, FEX traded between $114.31 and $118.62. ATM implied volatility averaged 25.8%, placing in the 18.4% IV rank vs the trailing year. The 30-day expected move averaged 5.5%. IV traded above realized volatility by 14.0% (HV 20d: 11.8%). Net GEX was positive for 0 of 23 trading days. Term structure was in contango for 10 of 23 days.
Notable Days 2025-10-15 : Largest IV drop — 70.8% change2025-10-14 : Highest IV Rank — 63.2%2025-10-03 : Largest Expected Move — 7.5%Monthly Statistics Metric Avg Min Max Open Close Price $116.81 $114.31 $118.62 $116.98 $117.37 ATM IV 25.8% 16.2% 55.4% 24.6% 21.3% Expected Move 5.5% 4.1% 7.5% 7.0% 6.1% HV 20d 11.8% 8.0% 14.4% 8.9% 14.4% HV 60d 11.1% 10.1% 11.9% 10.3% 11.3% IV Rank 18.4% 3.8% 63.2% 16.5% 11.6% IV Percentile 56.4% 11.5% 98.4% 72.2% 52.8% Term Structure -1.7% -12.7% 5.8% -11.2% -6.9% Skew 25d 7.1% 0.1% 14.7% 7.2% 7.6% Skew 10d 9.3% -2.8% 14.8% 10.7% 11.8% Call IV 25d 14.8% 7.8% 22.1% 16.2% 17.5% Put IV 25d 22.0% 19.4% 25.1% 23.4% 25.1% Bid-Ask Spread % 190.95 184.67 197.27 191.65 192.96 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 (23 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 2025-10-01 $116.98 $0.00 24.6% 7.0% 8.9% 16.5% 0.0% 7.2% -11.2% 0 0 0 0.00 191.65 N/A N/A 0 0 0 0 2025-10-02 $117.28 $0.00 25.3% 7.2% 8.2% 17.7% 0.0% 7.0% -11.5% 0 0 0 0.00 190.27 N/A N/A 0 0 0 0 2025-10-03 $117.84 $0.00 26.0% 7.5% 8.3% 18.8% 0.0% 1.9% -12.7% 0 0 0 0.00 186.29 N/A N/A 0 0 0 0 2025-10-06 $117.89 $0.00 29.4% 4.1% 8.3% 23.8% 0.0% 2.1% 4.9% 0 0 0 0.00 185.97 N/A N/A 0 0 0 0 2025-10-07 $117.11 $0.00 31.0% 4.2% 8.8% 26.3% 0.0% 7.1% 5.0% 0 0 0 0.00 190.11 N/A N/A 0 0 0 0 2025-10-08 $117.81 $0.00 32.5% 4.2% 9.0% 28.5% 0.0% 10.6% 4.4% 0 0 0 0.00 192.60 N/A N/A 0 0 0 0 2025-10-09 $117.06 $0.00 32.5% 5.2% 8.0% 28.6% 0.0% 11.2% -1.6% 0 0 0 0.00 189.93 N/A N/A 0 0 0 0 2025-10-10 $114.31 $0.00 42.8% 5.7% 11.5% 44.1% 0.0% 10.3% -1.4% 0 0 0 0.00 187.42 N/A N/A 0 0 0 0 2025-10-13 $115.46 $0.00 48.7% 4.6% 12.1% 53.1% 0.0% 2.5% 5.3% 0 0 0 0.00 192.93 N/A N/A 0 0 0 0 2025-10-14 $115.94 $0.00 55.4% 5.4% 12.2% 63.2% 0.0% 11.7% -2.6% 0 0 0 0.00 189.74 N/A N/A 0 0 0 0 2025-10-15 $116.41 $0.00 16.2% 4.6% 12.2% 3.8% 0.0% 13.4% 5.7% 0 0 0 0.00 190.69 N/A N/A 0 0 0 0 2025-10-16 $114.94 $0.00 20.8% 6.0% 12.7% 10.9% 0.0% 9.0% -2.9% 0 0 0 0.00 184.67 N/A N/A 0 0 0 0 2025-10-17 $115.34 $0.00 16.8% 4.8% 12.8% 4.8% 0.0% 2.6% 5.8% 0 0 0 0.00 192.95 N/A N/A 0 0 0 0 2025-10-20 $116.68 $0.00 17.3% 5.0% 13.5% 5.6% 0.0% 0.2% -4.7% 0 0 0 0.00 195.12 N/A N/A 0 0 0 0 2025-10-21 $116.95 $0.00 17.6% 5.0% 13.5% 6.0% 0.0% 0.1% 3.0% 0 0 0 0.00 190.45 N/A N/A 0 0 0 0 2025-10-22 $115.99 $0.00 18.1% 5.2% 13.8% 6.7% 0.0% 14.7% -4.9% 0 0 0 0.00 197.27 N/A N/A 0 0 0 0 2025-10-23 $116.99 $0.00 18.2% 5.2% 13.6% 6.9% 0.0% 14.7% -5.0% 0 0 0 0.00 194.52 N/A N/A 0 0 0 0 2025-10-24 $117.90 $0.00 18.4% 5.3% 13.5% 7.2% 0.0% 1.8% -5.2% 0 0 0 0.00 192.78 N/A N/A 0 0 0 0 2025-10-27 $118.62 $0.00 19.3% 5.5% 13.6% 8.6% 0.0% 1.9% -6.1% 0 0 0 0.00 191.78 N/A N/A 0 0 0 0 2025-10-28 $117.95 $0.00 19.9% 5.7% 13.8% 9.4% 0.0% 1.0% 0.6% 0 0 0 0.00 189.06 N/A N/A 0 0 0 0 2025-10-29 $117.43 $0.00 20.4% 5.8% 13.9% 10.2% 0.0% 13.5% 1.6% 0 0 0 0.00 190.22 N/A N/A 0 0 0 0 2025-10-30 $116.44 $0.00 21.0% 6.0% 14.2% 11.2% 0.0% 11.2% 2.0% 0 0 0 0.00 192.57 N/A N/A 0 0 0 0 2025-10-31 $117.37 $0.00 21.3% 6.1% 14.4% 11.6% 0.0% 7.6% -6.9% 0 0 0 0.00 192.96 N/A N/A 0 0 0 0
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