IGF Options History — August 2025 In August 2025, IGF traded between $59.27 and $61.42. ATM implied volatility averaged 20.7%, placing in the 21.3% IV rank vs the trailing year. The 30-day expected move averaged 4.7%. IV traded above realized volatility by 12.0% (HV 20d: 8.7%). Max pain ranged from $60.00 to $62.00. Net GEX was positive for 21 of 21 trading days. Term structure was in contango for 1 of 21 days. Put/call ratio averaged 0.00.
Notable Days 2025-08-06 : Highest Volume — 5 contracts2025-08-13 : Largest IV drop — 57.9% change2025-08-12 : Highest IV Rank — 62.4%2025-08-01 : Largest Expected Move — 6.4%Monthly Statistics Metric Avg Min Max Open Close Price $60.59 $59.27 $61.42 $59.27 $60.36 Max Pain $61.90 $60.00 $62.00 $60.00 $62.00 ATM IV 20.7% 13.5% 36.7% 22.4% 18.6% Expected Move 4.7% 3.9% 6.4% 6.4% 5.3% HV 20d 8.7% 8.3% 9.1% 8.4% 8.8% HV 60d 9.5% 9.0% 10.2% 9.9% 9.2% IV Rank 21.3% 2.9% 62.4% 25.6% 15.9% IV Percentile 36.0% 0.4% 94.0% 59.5% 30.2% Term Structure -2.0% -7.3% 4.8% -7.3% -3.4% Skew 25d 1.3% -8.3% 10.0% 0.4% -5.6% Skew 10d 5.3% -5.3% 18.0% 18.0% 2.4% Call IV 25d 14.9% 7.7% 19.9% 19.9% 18.4% Put IV 25d 16.1% 10.8% 20.5% 20.3% 12.8% Bid-Ask Spread % 164.56 160.77 167.97 166.93 167.97 Gamma HHI 0.42 0.33 0.50 0.38 0.48 Net GEX 1.2K 711 1.6K 761 1.5K Net DEX -47.7K -52.5K -41.3K -41.3K -47.0K Net VEX -94 -106 -85 -103 -88 Div Yield 0.0% 0.0% 0.0% 0.0% 0.0% P/C Ratio 0.00 0.00 0.00 0.00 0.00 Total Volume 0.286 0 5 0 0 Total OI 13.524 13 14 14 13
Daily Data (21 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 Vol Put Vol Call OI Put OI 2025-08-01 $59.27 $60.00 22.4% 6.4% 8.4% 25.6% 0.0% 0.4% -7.3% 761 -41.3K -103 0.00 166.93 0 0 11 3 2025-08-04 $60.06 $62.00 22.8% 4.5% 9.0% 26.7% 0.0% 0.1% -1.7% 711 -44.0K -106 0.00 164.40 0 0 11 3 2025-08-05 $59.89 $62.00 23.6% 4.5% 8.9% 28.9% 0.0% 2.3% -0.1% 772 -43.6K -104 0.00 162.64 0 0 11 3 2025-08-06 $60.08 $62.00 23.9% 4.4% 8.9% 29.5% 0.0% 5.4% -1.7% 760 -44.4K -103 0.00 163.16 5 0 11 3 2025-08-07 $60.45 $62.00 27.2% 4.4% 9.0% 38.1% 0.0% 2.7% -0.7% 811 -46.1K -101 0.00 166.78 0 0 11 3 2025-08-08 $60.27 $62.00 27.3% 4.4% 9.1% 38.3% 0.0% -2.9% -0.9% 777 -45.7K -100 0.00 165.10 0 0 11 3 2025-08-11 $60.30 $62.00 36.1% 4.5% 9.1% 60.9% 0.0% 1.8% -1.8% 795 -45.4K -99 0.00 166.78 0 0 11 3 2025-08-12 $60.72 $62.00 36.7% 4.4% 8.3% 62.4% 0.0% 1.5% -1.4% 822 -46.8K -97 0.00 164.06 0 0 11 3 2025-08-13 $60.96 $62.00 15.4% 4.4% 8.4% 7.9% 0.0% -0.6% -2.1% 865 -48.3K -94 0.00 163.81 0 0 11 3 2025-08-14 $60.88 $62.00 15.7% 4.5% 8.4% 8.5% 0.0% 6.8% -2.2% 783 -48.3K -93 0.00 163.01 0 0 11 3 2025-08-15 $60.95 $62.00 16.1% 4.6% 8.3% 9.5% 0.0% 1.5% -2.6% 938 -48.4K -93 0.00 163.26 0 1 11 3 2025-08-18 $60.77 $62.00 15.8% 4.5% 8.4% 8.8% 0.0% 2.5% -1.9% 1.5K -50.0K -90 0.00 163.91 0 0 11 2 2025-08-19 $60.92 $62.00 16.5% 4.7% 8.3% 10.7% 0.0% -2.3% -2.5% 1.6K -50.3K -90 0.00 166.65 0 0 11 2 2025-08-20 $61.41 $62.00 17.4% 5.0% 8.5% 12.9% 0.0% 1.8% -4.0% 1.6K -52.0K -88 0.00 162.95 0 0 11 2 2025-08-21 $61.18 $62.00 16.7% 4.8% 8.7% 11.0% 0.0% -1.8% -1.7% 1.5K -51.4K -87 0.00 162.56 0 0 11 2 2025-08-22 $61.42 $62.00 16.7% 4.8% 8.8% 11.1% 0.0% 7.4% -2.1% 1.6K -52.5K -85 0.00 165.56 0 0 11 2 2025-08-25 $60.64 $62.00 16.9% 4.8% 8.7% 11.6% 0.0% 4.6% -2.5% 1.4K -49.1K -88 0.00 160.77 0 0 11 2 2025-08-26 $60.65 $62.00 17.8% 5.1% 8.6% 14.0% 0.0% -8.3% -3.1% 1.5K -48.8K -88 0.00 165.21 0 0 11 2 2025-08-27 $60.64 $62.00 13.5% 3.9% 8.6% 2.9% 0.0% -0.6% 4.8% 1.6K -48.8K -86 0.00 163.55 0 0 11 2 2025-08-28 $60.66 $62.00 17.6% 5.0% 8.6% 13.4% 0.0% 10.0% -3.1% 1.6K -49.2K -86 0.00 166.71 0 0 11 2 2025-08-29 $60.36 $62.00 18.6% 5.3% 8.8% 15.9% 0.0% -5.6% -3.4% 1.5K -47.0K -88 0.00 167.97 0 0 11 2
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