MUB Options History — February 2026 In February 2026, MUB traded between $107.63 and $108.93. ATM implied volatility averaged 4.1%, placing in the 4.6% IV rank vs the trailing year. The 30-day expected move averaged 1.2%. IV traded above realized volatility by 2.1% (HV 20d: 1.9%). Max pain ranged from $107.00 to $108.00. Net GEX was positive for 11 of 19 trading days. Term structure was in contango for 19 of 19 days. Put/call ratio averaged 5.87.
Notable Days 2026-02-06 : Highest Volume — 10,624 contracts2026-02-11 : Largest IV spike — 33.6% change2026-02-18 : Highest IV Rank — 6.3%2026-02-18 : Largest Expected Move — 1.3%Monthly Statistics Metric Avg Min Max Open Close Price $108.21 $107.63 $108.93 $107.63 $108.91 Max Pain $107.42 $107.00 $108.00 $107.00 $108.00 ATM IV 4.1% 3.3% 4.6% 4.2% 4.5% Expected Move 1.2% 1.1% 1.3% 1.2% 1.3% HV 20d 1.9% 1.6% 2.2% 2.2% 1.6% HV 60d 2.1% 1.8% 2.3% 2.3% 1.8% IV Rank 4.6% 2.2% 6.3% 5.1% 5.9% IV Percentile 15.4% 0.8% 29.8% 14.7% 27.8% Term Structure 0.8% 0.2% 1.5% 0.2% 0.3% VWIV 4.4% 3.3% 5.5% 4.5% 4.6% Skew 25d 1.1% 0.2% 2.4% 1.4% 1.8% Skew 10d 1.9% -0.8% 5.6% 0.7% 3.0% Call IV 25d 3.8% 2.9% 4.5% 3.5% 3.2% Put IV 25d 4.8% 3.6% 5.6% 4.9% 4.9% Bid-Ask Spread % 20.88 9.73 78.94 12.09 9.73 Gamma HHI 0.38 0.29 0.53 0.48 0.39 Net GEX 5.3M -15.0M 31.2M 28.4M -15.0M Net DEX -9.4M -39.5M 21.7M -16.4M -21.0M Net VEX -569.9K -656.3K -488.0K -514.1K -488.0K Div Yield 0.0% 0.0% 0.0% 0.0% 0.0% P/C Ratio 5.87 0.00 63.00 0.66 0.31 Total Volume 1,709.842 57 10,624 242 109 Total OI 37,441.316 30,676 44,671 30,676 34,989
Daily Data (19 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 2026-02-02 $107.63 $107.00 4.2% 1.2% 2.2% 5.1% 4.5% 1.4% 0.2% 28.4M -16.4M -514.1K 0.66 12.09 146 96 18,389 12,287 2026-02-03 $107.64 $107.00 3.9% 1.1% 2.2% 4.1% 4.0% 0.9% 0.6% 31.2M -15.4M -520.3K 5.62 10.65 13 73 18,547 12,358 2026-02-04 $107.65 $107.00 3.8% 1.1% 2.2% 3.9% 3.6% 0.2% 1.0% 31.2M -10.5M -495.2K 1.07 9.91 4,026 4,298 18,535 12,431 2026-02-05 $107.81 $107.00 3.5% 1.3% 2.1% 3.1% 4.4% 0.5% 1.2% 11.3M 13.8M -547.1K 0.00 20.86 57 0 15,289 16,619 2026-02-06 $107.72 $107.00 3.4% 1.2% 2.1% 2.7% 4.1% 0.6% 1.3% 9.4M 18.8M -536.0K 1.10 17.08 5,052 5,572 15,345 16,619 2026-02-09 $107.82 $107.00 3.3% 1.1% 2.1% 2.2% 4.4% 1.2% 1.0% 14.6M 9.8M -643.7K 0.01 16.37 3,045 16 20,373 22,152 2026-02-10 $107.94 $107.00 3.3% 1.2% 2.1% 2.4% 4.3% 0.7% 0.8% 1.4M 9.1M -656.3K 0.05 24.77 2,120 108 18,204 22,152 2026-02-11 $107.84 $107.00 4.4% 1.3% 2.1% 5.6% 4.6% 0.4% 0.9% -3.9M 21.7M -628.7K 5.40 21.43 42 227 16,755 22,215 2026-02-12 $108.09 $107.00 4.1% 1.2% 2.2% 4.7% 4.5% 0.2% 1.5% -3.2M 4.7M -615.9K 1.95 44.04 44 86 16,786 22,242 2026-02-13 $108.28 $107.00 4.4% 1.3% 2.2% 5.6% 4.4% 1.8% 0.9% -3.3M -6.3M -595.9K 0.45 17.58 84 38 16,305 22,266 2026-02-17 $108.38 $107.00 4.5% 1.3% 2.2% 6.0% 5.1% 1.0% 0.8% -4.3M -12.2M -561.5K 0.02 12.75 6,151 101 16,275 22,310 2026-02-18 $108.35 $108.00 4.6% 1.3% 1.7% 6.3% 5.0% 0.5% 0.6% 5.2M -19.3M -619.6K 22.20 13.44 5 111 22,229 22,372 2026-02-19 $108.44 $108.00 4.4% 1.2% 1.6% 5.5% 5.5% 0.8% 0.5% 1.7M -26.5M -606.4K 0.61 13.60 74 45 22,209 22,462 2026-02-20 $108.55 $108.00 3.9% 1.1% 1.6% 4.2% 3.3% 1.6% 1.2% -1.9M -39.5M -566.6K 1.10 25.20 29 32 22,115 22,488 2026-02-23 $108.57 $108.00 4.3% 1.2% 1.6% 5.4% 4.3% 1.2% 0.2% 3.7M -11.6M -610.8K 6.48 11.09 21 136 16,588 20,321 2026-02-24 $108.66 $108.00 4.2% 1.2% 1.6% 5.0% 4.1% 2.0% 1.4% -394.1K -33.3M -501.1K 0.30 23.02 127 38 16,605 20,446 2026-02-25 $108.75 $108.00 4.3% 1.2% 1.6% 5.2% 4.5% 1.0% 0.2% 4.5M -15.8M -582.5K 63.00 14.13 4 252 16,556 20,456 2026-02-26 $108.93 $108.00 4.0% 1.2% 1.6% 4.6% 4.3% 2.4% 0.6% -10.6M -28.3M -538.2K 1.14 78.94 51 58 16,532 20,563 2026-02-27 $108.91 $108.00 4.5% 1.3% 1.6% 5.9% 4.6% 1.8% 0.3% -15.0M -21.0M -488.0K 0.31 9.73 83 26 14,369 20,620
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