CYD Options History — December 2025

In December 2025, CYD traded between $35.00 and $36.65. ATM implied volatility averaged 67.4%, placing in the 16.5% IV rank vs the trailing year. The 30-day expected move averaged 18.8%. IV traded above realized volatility by 34.5% (HV 20d: 32.9%). Max pain ranged from $30.00 to $40.00. Net GEX was positive for 22 of 22 trading days. Term structure was in contango for 7 of 22 days. Put/call ratio averaged 0.10.

Notable Days

  • 2025-12-19: Highest Volume — 57 contracts
  • 2025-12-10: Largest IV drop — 30.9% change
  • 2025-12-09: Highest IV Rank — 31.1%
  • 2025-12-03: Largest Expected Move — 24.0%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$35.66$35.00$36.65$35.25$35.83
Max Pain$33.41$30.00$40.00$35.00$35.00
ATM IV67.4%50.1%97.0%73.9%54.1%
Expected Move18.8%14.4%24.0%21.2%15.5%
HV 20d32.9%25.0%44.4%44.3%25.3%
HV 60d51.1%49.0%54.4%54.4%49.0%
IV Rank16.5%8.2%31.1%20.5%8.2%
IV Percentile13.4%2.0%61.1%14.7%2.0%
Term Structure-3.7%-16.1%10.5%10.5%-0.1%
VWIV56.9%41.1%69.0%59.6%54.0%
Skew 25d6.4%-18.8%30.0%3.0%2.3%
Skew 10d3.6%-29.2%31.0%-7.4%-10.8%
Call IV 25d59.9%42.9%81.3%81.3%53.8%
Put IV 25d66.4%49.0%84.3%84.3%56.1%
Bid-Ask Spread %109.0097.27122.36116.42102.54
Gamma HHI0.260.240.300.260.30
Net GEX15.3K13.0K18.3K13.0K17.1K
Net DEX-601.2K-746.8K-501.2K-624.1K-501.2K
Net VEX-2.5K-2.9K-2.0K-2.9K-2.0K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.100.001.000.000.33
Total Volume8.95505704
Total OI557.455480625562509

Daily Data (22 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2025-12-01$35.25$35.0073.9%21.2%44.3%20.5%0.0%3.0%10.5%13.0K-624.1K-2.9K0.00116.42N/AN/A0046993
2025-12-02$35.37$35.0079.3%22.7%44.4%23.0%59.6%14.4%-11.4%13.2K-623.8K-2.9K0.00114.71N/AN/A2046993
2025-12-03$35.39$35.0083.6%24.0%41.8%25.0%43.8%30.0%-9.2%13.1K-541.3K-2.7K0.00113.63N/AN/A3047093
2025-12-04$35.84$40.0076.3%19.1%38.0%21.6%41.1%4.2%-10.1%14.6K-595.1K-2.7K0.00108.88N/AN/A3047193
2025-12-05$35.16$30.0063.0%19.0%35.3%15.5%55.8%3.8%-8.2%13.6K-605.6K-2.7K0.04113.20N/AN/A24147393
2025-12-08$35.09$30.0080.5%22.0%35.3%23.5%68.8%-2.1%-8.9%15.0K-623.3K-2.7K0.00104.98N/AN/A2049494
2025-12-09$35.11$30.0097.0%18.7%34.2%31.1%0.0%-18.8%1.4%14.7K-657.1K-2.7K0.00109.72N/AN/A0049694
2025-12-10$36.19$30.0067.1%19.2%36.5%17.4%0.0%4.0%1.7%16.1K-695.5K-2.8K0.00114.63N/AN/A10049694
2025-12-11$35.89$30.0074.9%21.5%35.9%21.0%0.0%8.3%-15.4%16.3K-654.9K-2.7K0.00112.72N/AN/A5050094
2025-12-12$35.41$30.0061.4%17.6%30.8%14.8%0.0%-2.9%4.3%15.1K-659.8K-2.7K0.00112.64N/AN/A0050094
2025-12-15$35.08$30.0067.3%19.3%30.8%17.5%66.7%4.8%-2.5%15.7K-581.6K-2.4K0.17122.36N/AN/A6150094
2025-12-16$35.57$30.0055.2%15.8%30.6%11.9%54.1%17.3%6.5%16.5K-618.6K-2.4K1.00113.68N/AN/A2250695
2025-12-17$35.00$35.0050.1%14.4%31.0%9.6%50.1%12.4%9.6%16.5K-576.8K-2.3K0.33111.00N/AN/A6250597
2025-12-18$36.65$35.0062.3%17.9%35.0%15.2%69.0%-0.5%-6.5%18.3K-700.1K-2.5K0.0097.27N/AN/A20050799
2025-12-19$36.48$35.0066.6%19.1%30.4%17.2%60.7%8.6%-16.1%14.6K-746.8K-2.4K0.0898.17N/AN/A53452699
2025-12-22$36.42$35.0060.0%17.2%29.2%11.0%66.4%-0.6%-3.1%15.5K-567.4K-2.4K0.00100.85N/AN/A12042654
2025-12-23$36.20$35.0059.6%17.1%28.1%10.8%52.0%6.5%-5.8%15.4K-535.5K-2.3K0.00103.70N/AN/A3043654
2025-12-24$35.88$35.0057.6%16.5%28.0%9.8%47.4%6.7%-0.6%15.1K-530.7K-2.2K0.00104.28N/AN/A3043354
2025-12-26$35.92$35.0059.5%17.1%27.3%10.7%54.2%5.8%5.8%15.0K-544.1K-2.3K0.00104.50N/AN/A23043154
2025-12-29$35.40$35.0065.1%18.7%27.0%13.4%66.4%17.6%-7.8%16.5K-531.6K-2.2K0.00106.56N/AN/A4045054
2025-12-30$35.44$35.0067.8%19.4%25.0%14.7%0.0%17.1%-14.6%16.6K-512.2K-2.1K0.00111.54N/AN/A2045454
2025-12-31$35.83$35.0054.1%15.5%25.3%8.2%54.0%2.3%-0.1%17.1K-501.2K-2.0K0.33102.54N/AN/A3145554