DUSA Options History — January 2026 In January 2026, DUSA traded between $51.00 and $52.51. ATM implied volatility averaged 29.4%, placing in the 15.8% IV rank vs the trailing year. The 30-day expected move averaged 6.7%. IV traded above realized volatility by 17.8% (HV 20d: 11.6%). Net GEX was positive for 20 of 20 trading days. Term structure was in contango for 0 of 20 days. Put/call ratio averaged 0.00.
Notable Days 2026-01-20 : Highest Volume — 1 contracts2026-01-14 : Largest IV drop — 58.3% change2026-01-13 : Highest IV Rank — 48.5%2026-01-02 : Largest Expected Move — 8.4%Monthly Statistics Metric Avg Min Max Open Close Price $51.88 $51.00 $52.51 $51.31 $52.36 ATM IV 29.4% 21.3% 55.1% 29.3% 26.2% Expected Move 6.7% 5.9% 8.4% 8.4% 7.5% HV 20d 11.6% 10.3% 13.3% 10.3% 13.0% HV 60d 12.8% 12.3% 13.7% 13.6% 12.7% IV Rank 15.8% 5.5% 48.5% 15.7% 11.7% IV Percentile 41.6% 1.6% 97.2% 55.2% 36.5% Term Structure -2.7% -8.0% -0.9% -8.0% -4.7% Skew 25d 7.5% 3.1% 13.5% 3.1% 13.5% Skew 10d 10.2% 2.4% 16.0% 2.4% 16.0% Call IV 25d 15.0% 10.4% 22.1% 22.1% 11.9% Put IV 25d 22.5% 20.2% 25.3% 25.2% 25.3% Bid-Ask Spread % 178.54 162.97 182.03 162.97 177.77 Gamma HHI 0.31 0.22 0.37 0.36 0.23 Net GEX 614 472 766 520 766 Net DEX -9.1K -11.5K -7.5K -7.5K -11.2K Net VEX -41 -53 -34 -36 -51 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 0.1 0 1 0 0 Total OI 3.7 3 5 3 5
Daily Data (20 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 2026-01-02 $51.31 $0.00 29.3% 8.4% 10.3% 15.7% 0.0% 3.1% -8.0% 520 -7.5K -36 0.00 162.97 N/A N/A 0 0 3 0 2026-01-05 $51.69 $0.00 30.9% 5.9% 10.6% 17.7% 0.0% 7.7% -1.2% 492 -7.9K -36 0.00 179.65 N/A N/A 0 0 3 0 2026-01-06 $52.17 $0.00 32.3% 6.0% 10.7% 19.5% 0.0% 5.5% -1.5% 502 -9.0K -36 0.00 180.60 N/A N/A 0 0 3 0 2026-01-07 $51.58 $0.00 33.0% 5.9% 10.9% 20.4% 0.0% 5.7% -0.9% 570 -8.3K -36 0.00 178.97 N/A N/A 0 0 3 0 2026-01-08 $52.21 $0.00 35.3% 6.0% 11.5% 23.2% 0.0% 5.8% -1.6% 605 -9.1K -36 0.00 179.19 N/A N/A 0 0 3 0 2026-01-09 $52.21 $0.00 36.4% 6.1% 10.9% 24.7% 0.0% 5.1% -1.8% 599 -9.1K -35 0.00 180.32 N/A N/A 0 0 3 0 2026-01-12 $51.91 $0.00 48.9% 6.2% 10.9% 40.6% 0.0% 4.5% -1.8% 600 -8.7K -35 0.00 182.03 N/A N/A 0 0 3 0 2026-01-13 $51.69 $0.00 55.1% 6.2% 10.7% 48.5% 0.0% 4.1% -2.3% 598 -8.4K -35 0.00 181.20 N/A N/A 0 0 3 0 2026-01-14 $51.45 $0.00 23.0% 6.6% 10.8% 7.6% 0.0% 6.1% -1.3% 533 -7.7K -35 0.00 180.14 N/A N/A 0 0 3 0 2026-01-15 $51.82 $0.00 21.3% 6.1% 10.8% 5.5% 0.0% 4.9% -1.7% 620 -8.6K -35 0.00 178.08 N/A N/A 0 0 3 0 2026-01-16 $51.66 $0.00 22.2% 6.4% 10.7% 6.7% 0.0% 8.7% -1.8% 609 -8.4K -35 0.00 180.16 N/A N/A 0 0 3 0 2026-01-20 $51.00 $0.00 24.5% 7.0% 11.4% 9.5% 0.0% 5.4% -2.5% 593 -7.5K -34 0.00 176.49 N/A N/A 0 1 3 0 2026-01-21 $51.66 $0.00 23.8% 6.8% 12.3% 8.7% 0.0% 7.9% -3.2% 472 -7.5K -42 0.00 179.14 N/A N/A 0 0 3 1 2026-01-22 $52.22 $0.00 23.6% 6.8% 12.6% 8.5% 0.0% 11.7% -2.2% 568 -8.7K -39 0.00 179.29 N/A N/A 1 0 3 1 2026-01-23 $52.01 $0.00 24.1% 6.9% 12.7% 9.1% 0.0% 9.9% -2.9% 736 -10.6K -52 0.00 179.21 N/A N/A 0 0 4 1 2026-01-26 $52.34 $0.00 24.9% 7.1% 12.8% 10.1% 0.0% 12.5% -4.1% 637 -10.9K -53 0.00 180.25 N/A N/A 0 0 4 1 2026-01-27 $51.83 $0.00 24.2% 6.9% 13.3% 9.2% 0.0% 6.9% -2.9% 748 -10.2K -52 0.00 180.57 N/A N/A 0 0 4 1 2026-01-28 $51.92 $0.00 25.0% 7.2% 12.5% 10.2% 0.0% 7.5% -3.7% 763 -10.4K -51 0.00 178.81 N/A N/A 0 0 4 1 2026-01-29 $52.51 $0.00 24.6% 7.1% 13.1% 9.7% 0.0% 13.1% -4.0% 758 -11.5K -51 0.00 175.97 N/A N/A 0 0 4 1 2026-01-30 $52.36 $0.00 26.2% 7.5% 13.0% 11.7% 0.0% 13.5% -4.7% 766 -11.2K -51 0.00 177.77 N/A N/A 0 0 4 1
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