COAL Options History — March 2026 In March 2026, COAL traded between $24.98 and $28.33. ATM implied volatility averaged 53.8%, placing in the 23.9% IV rank vs the trailing year. The 30-day expected move averaged 14.5%. IV traded above realized volatility by 14.8% (HV 20d: 39.0%). Max pain ranged from $20.00 to $27.00. Net GEX was positive for 21 of 21 trading days. Term structure was in contango for 7 of 21 days. Put/call ratio averaged 0.13.
Notable Days 2026-03-24 : Highest Volume — 485 contracts2026-03-30 : Largest IV spike — 56.9% change2026-03-30 : Highest IV Rank — 48.9%2026-03-30 : Largest Expected Move — 23.5%Monthly Statistics Metric Avg Min Max Open Close Price $26.89 $24.98 $28.33 $25.27 $27.62 Max Pain $24.52 $20.00 $27.00 $20.00 $27.00 ATM IV 53.8% 38.0% 81.9% 53.1% 61.8% Expected Move 14.5% 10.7% 23.5% 15.2% 17.7% HV 20d 39.0% 33.3% 44.8% 44.6% 33.3% HV 60d 71.8% 71.0% 72.4% 72.4% 72.1% IV Rank 23.9% 9.8% 48.9% 23.2% 31.0% IV Percentile 51.6% 14.7% 93.1% 53.3% 74.0% Term Structure -4.2% -36.3% 11.1% -1.9% -13.7% VWIV 50.6% 23.1% 91.9% 23.1% 66.7% Skew 25d 1.5% -20.9% 20.1% 4.2% 6.3% Skew 10d 1.8% -52.5% 44.1% -52.5% 3.8% Call IV 25d 52.4% 34.9% 74.4% 58.1% 59.3% Put IV 25d 54.0% 32.6% 82.7% 62.3% 65.7% Bid-Ask Spread % 91.61 49.75 133.89 124.83 72.00 Gamma HHI 0.26 0.19 0.35 0.32 0.31 Net GEX 47.5K 18.9K 115.3K 23.8K 115.3K Net DEX -1.3M -3.0M -574.8K -603.6K -2.8M Net VEX -5.1K -15.2K -792 -792 -15.0K Div Yield 0.0% 0.0% 0.0% 0.0% 0.0% P/C Ratio 0.13 0.00 1.39 1.39 0.05 Total Volume 144.81 2 485 2 274 Total OI 1,251.429 430 3,004 430 3,004
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 Wall Put Wall Call Vol Put Vol Call OI Put OI 2026-03-02 $25.27 $20.00 53.1% 15.2% 44.6% 23.2% 23.1% 4.2% -1.9% 23.8K -603.6K -792 0.00 124.83 N/A N/A 0 2 418 12 2026-03-03 $25.49 $20.00 57.0% 16.3% 44.8% 26.7% 55.0% 8.4% -3.2% 18.9K -619.0K -919 1.39 120.92 N/A N/A 23 32 418 14 2026-03-04 $26.16 $20.00 43.0% 12.3% 43.7% 14.3% 43.0% -3.7% 11.1% 21.8K -721.5K -1.0K 0.33 116.59 N/A N/A 3 1 439 46 2026-03-05 $25.68 $25.00 52.7% 11.9% 39.0% 22.9% 0.0% 20.1% 2.3% 24.3K -673.1K -864 0.00 129.22 N/A N/A 35 0 441 47 2026-03-06 $24.98 $25.00 57.4% 15.9% 37.1% 27.0% 0.0% -2.1% -18.3% 19.5K -574.8K -989 0.00 129.70 N/A N/A 29 0 449 47 2026-03-09 $25.77 $25.00 50.1% 12.4% 38.4% 20.5% 49.8% -12.7% -6.4% 22.2K -731.2K -965 0.14 132.19 N/A N/A 28 4 458 47 2026-03-10 $26.01 $24.00 51.6% 20.8% 38.1% 22.0% 32.3% -3.5% -14.7% 23.1K -746.7K -979 0.00 129.46 N/A N/A 62 0 465 51 2026-03-11 $26.91 $24.00 38.0% 10.9% 37.9% 9.8% 0.0% -14.4% 3.6% 33.3K -915.8K -912 0.02 133.89 N/A N/A 45 1 514 51 2026-03-12 $27.20 $24.00 44.4% 12.7% 37.2% 15.5% 57.1% -19.9% -3.9% 24.9K -976.5K -1.1K 0.01 73.96 N/A N/A 79 1 529 50 2026-03-13 $26.59 $25.00 42.0% 15.9% 37.0% 13.4% 37.2% -2.9% 2.5% 30.8K -999.3K -1.3K 0.00 79.13 N/A N/A 43 0 582 49 2026-03-16 $26.48 $25.00 60.6% 12.6% 37.0% 29.9% 0.0% 16.3% -6.7% 31.4K -964.3K -1.3K 0.07 77.42 N/A N/A 14 1 592 49 2026-03-18 $27.70 $25.00 75.9% 13.5% 40.0% 43.6% 58.3% 18.7% -1.9% 39.1K -1.3M -4.0K 0.02 65.68 N/A N/A 217 5 1,303 52 2026-03-19 $27.54 $25.00 54.1% 13.7% 39.8% 24.1% 55.1% 8.6% -4.8% 50.9K -1.5M -5.5K 0.03 77.82 N/A N/A 286 9 1,511 56 2026-03-20 $27.11 $25.00 47.5% 10.7% 38.8% 18.3% 34.5% -20.9% 6.2% 66.6K -1.7M -6.9K 0.00 75.87 N/A N/A 200 0 1,757 63 2026-03-23 $27.88 $25.00 59.3% 10.7% 39.2% 28.8% 80.2% -19.6% -1.7% 50.7K -1.2M -7.0K 0.01 65.91 N/A N/A 144 1 1,554 38 2026-03-24 $28.30 $25.00 46.6% 13.0% 38.6% 17.5% 39.0% 6.0% -7.3% 56.4K -1.4M -7.7K 0.00 54.96 N/A N/A 483 2 1,662 39 2026-03-25 $27.89 $25.00 43.2% 12.6% 39.2% 14.4% 42.9% 15.0% 3.1% 72.1K -1.9M -10.3K 0.48 49.75 N/A N/A 65 31 2,013 41 2026-03-26 $27.94 $27.00 57.2% 16.4% 39.2% 26.9% 38.3% 16.4% 6.2% 79.7K -2.0M -11.4K 0.01 71.92 N/A N/A 481 4 2,008 72 2026-03-27 $28.33 $27.00 52.2% 15.0% 38.6% 22.4% 54.9% 6.3% -3.1% 85.3K -2.6M -13.7K 0.00 69.73 N/A N/A 125 0 2,437 76 2026-03-30 $27.89 $27.00 81.9% 23.5% 36.4% 48.9% 91.9% 5.0% -36.3% 106.6K -3.0M -15.2K 0.01 72.87 N/A N/A 308 3 2,750 76 2026-03-31 $27.62 $27.00 61.8% 17.7% 33.3% 31.0% 66.7% 6.3% -13.7% 115.3K -2.8M -15.0K 0.05 72.00 N/A N/A 262 12 2,926 78
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