MEMX Options History — June 2025 In June 2025, MEMX traded between $30.25 and $30.96. ATM implied volatility averaged 43.1%. The 30-day expected move averaged 12.4%. Net GEX was positive for 0 of 7 trading days. Term structure was in contango for 0 of 7 days.
Notable Days 2025-06-30 : Largest IV spike — 11.0% change2025-06-30 : Largest Expected Move — 14.3%Monthly Statistics Metric Avg Min Max Open Close Price $30.67 $30.25 $30.96 $30.25 $30.96 ATM IV 43.1% 39.4% 49.8% 39.4% 49.8% Expected Move 12.4% 11.3% 14.3% 11.3% 14.3% Term Structure -16.9% -24.0% -12.2% -12.2% -24.0% Skew 25d -1.0% -2.2% 2.1% 2.1% -2.1% Skew 10d 3.4% 2.5% 7.8% 7.8% 2.9% Call IV 25d 47.5% 42.1% 53.2% 42.1% 53.2% Put IV 25d 46.5% 44.2% 51.1% 44.2% 51.1% Bid-Ask Spread % 169.09 167.99 169.68 169.34 167.99 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 (7 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 2025-06-20 $30.25 $0.00 39.4% 11.3% 0.0% 0.0% 0.0% 2.1% -12.2% 0 0 0 0.00 169.34 N/A N/A 0 0 0 0 2025-06-23 $30.31 $0.00 42.1% 12.1% 0.0% 0.0% 0.0% -0.0% -15.4% 0 0 0 0.00 169.37 N/A N/A 0 0 0 0 2025-06-24 $30.71 $0.00 40.4% 11.6% 0.0% 0.0% 0.0% -1.3% -15.2% 0 0 0 0.00 169.38 N/A N/A 0 0 0 0 2025-06-25 $30.73 $0.00 41.3% 11.8% 0.0% 0.0% 0.0% -1.3% -15.9% 0 0 0 0.00 169.21 N/A N/A 0 0 0 0 2025-06-26 $30.86 $0.00 43.8% 12.6% 0.0% 0.0% 0.0% -2.0% -17.4% 0 0 0 0.00 168.62 N/A N/A 0 0 0 0 2025-06-27 $30.86 $0.00 44.8% 12.9% 0.0% 0.0% 0.0% -2.2% -18.4% 0 0 0 0.00 169.68 N/A N/A 0 0 0 0 2025-06-30 $30.96 $0.00 49.8% 14.3% 0.0% 0.0% 0.0% -2.1% -24.0% 0 0 0 0.00 167.99 N/A N/A 0 0 0 0
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