COAL Options History — December 2025

In December 2025, COAL traded between $21.63 and $23.77. ATM implied volatility averaged 51.2%, placing in the 21.4% IV rank vs the trailing year. The 30-day expected move averaged 14.0%. IV traded above realized volatility by 1.7% (HV 20d: 49.5%). Max pain ranged from $20.00 to $25.00. Net GEX was positive for 22 of 22 trading days. Term structure was in contango for 6 of 22 days. Put/call ratio averaged 0.34.

Notable Days

  • 2025-12-31: Highest Volume — 37 contracts
  • 2025-12-09: Largest IV spike — 92.4% change
  • 2025-12-09: Highest IV Rank — 46.6%
  • 2025-12-29: Largest Expected Move — 18.2%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$23.02$21.63$23.77$21.76$23.32
Max Pain$23.42$20.00$25.00$20.00$25.00
ATM IV51.2%35.8%79.3%40.6%47.7%
Expected Move14.0%9.2%18.2%11.6%13.7%
HV 20d49.5%33.9%59.1%53.4%35.5%
HV 60d49.8%44.5%52.5%50.0%44.7%
IV Rank21.4%7.9%46.6%32.1%18.4%
IV Percentile40.6%11.4%89.9%66.7%31.9%
Term Structure-7.8%-43.1%22.4%15.2%22.4%
VWIV47.0%34.3%61.2%48.8%34.3%
Skew 25d3.4%-33.1%41.3%41.3%-2.0%
Skew 10d12.7%-10.0%59.9%39.4%1.8%
Call IV 25d45.6%27.9%69.7%29.3%43.7%
Put IV 25d49.0%30.6%70.6%70.6%41.6%
Bid-Ask Spread %137.50120.61149.65126.19129.69
Gamma HHI0.200.150.280.150.28
Net GEX24.5K16.6K31.8K20.0K20.1K
Net DEX-594.9K-802.8K-408.3K-427.1K-480.6K
Net VEX-1.7K-2.4K-1.3K-2.1K-1.3K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.340.004.000.000.00
Total Volume7.727037137
Total OI931.9554671,1511,134484

Daily Data (22 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2025-12-01$21.76$20.0040.6%11.6%53.4%0.0%0.0%41.3%15.2%20.0K-427.1K-2.1K0.00126.19N/AN/A10857277
2025-12-02$21.63$20.0063.3%18.1%53.3%0.0%48.8%18.8%-21.2%17.5K-412.9K-2.0K0.00129.70N/AN/A230858277
2025-12-03$22.54$20.0052.8%15.1%54.4%0.0%43.9%-5.3%-20.0%21.9K-606.5K-2.3K0.00122.04N/AN/A110858277
2025-12-04$23.68$0.0063.0%9.2%57.1%32.1%0.0%13.6%12.0%27.2K-802.8K-2.4K0.00120.61N/AN/A300849277
2025-12-05$22.70$0.0036.9%14.0%58.6%8.8%0.0%-3.1%-13.1%23.9K-678.7K-2.3K0.00131.62N/AN/A100867277
2025-12-08$23.16$0.0041.2%11.1%59.0%12.7%61.2%2.3%3.1%31.8K-719.8K-1.5K4.00141.10N/AN/A14867277
2025-12-09$23.29$24.0079.3%14.6%58.8%46.6%0.0%-12.4%-11.5%30.0K-746.5K-1.9K0.00149.65N/AN/A00868281
2025-12-10$22.73$24.0038.8%11.1%59.0%10.5%0.0%30.1%-2.5%25.5K-634.0K-1.9K0.00141.99N/AN/A00868281
2025-12-11$23.07$24.0046.1%13.2%59.1%17.0%0.0%1.5%-9.8%27.3K-724.1K-2.1K0.00147.46N/AN/A20868281
2025-12-12$23.25$24.0050.0%14.3%57.7%20.5%0.0%1.4%-10.1%31.2K-740.4K-1.7K0.00149.07N/AN/A00870281
2025-12-15$23.07$24.0053.1%15.2%56.7%23.2%0.0%1.0%-15.5%28.7K-703.1K-1.7K0.00148.83N/AN/A00870281
2025-12-16$22.65$24.0055.3%15.8%55.3%25.2%0.0%2.3%-15.3%29.4K-640.9K-1.6K0.00149.15N/AN/A00870281
2025-12-17$22.78$24.0056.1%16.1%54.3%25.9%0.0%8.9%-16.8%27.0K-639.7K-1.6K0.00149.22N/AN/A00870281
2025-12-18$22.88$24.0055.0%15.8%50.0%24.9%0.0%0.5%-8.9%30.3K-696.9K-1.5K0.00145.53N/AN/A120870281
2025-12-19$22.81$24.0054.0%15.5%49.1%24.1%0.0%2.5%-8.3%16.6K-714.4K-1.7K0.50145.66N/AN/A63858281
2025-12-22$23.59$24.0046.3%13.3%45.1%17.2%0.0%2.2%-34.9%22.2K-454.2K-1.3K0.00134.94N/AN/A1504634
2025-12-23$23.77$24.0039.6%11.4%34.7%11.3%0.0%6.5%-0.3%22.4K-479.2K-1.4K0.00123.51N/AN/A104734
2025-12-24$23.75$24.0035.8%10.3%34.5%7.9%0.0%-1.3%2.5%23.7K-463.8K-1.3K0.00125.82N/AN/A004734
2025-12-26$23.62$24.0058.8%16.8%34.0%28.3%0.0%-0.7%-12.3%22.1K-463.0K-1.3K0.00148.51N/AN/A004734
2025-12-29$23.51$24.0063.6%18.2%33.9%32.6%0.0%-0.3%-43.1%21.3K-451.4K-1.4K0.00137.87N/AN/A804744
2025-12-30$22.94$24.0048.3%13.8%35.4%18.9%34.3%-33.1%17.0%19.5K-408.3K-1.4K0.20126.75N/AN/A514804
2025-12-31$23.32$25.0047.7%13.7%35.5%18.4%0.0%-2.0%22.4%20.1K-480.6K-1.3K0.00129.69N/AN/A3704795