FEX Options History — October 2025

In October 2025, FEX traded between $114.31 and $118.62. ATM implied volatility averaged 25.8%, placing in the 18.4% IV rank vs the trailing year. The 30-day expected move averaged 5.5%. IV traded above realized volatility by 14.0% (HV 20d: 11.8%). Net GEX was positive for 0 of 23 trading days. Term structure was in contango for 10 of 23 days.

Notable Days

  • 2025-10-15: Largest IV drop — 70.8% change
  • 2025-10-14: Highest IV Rank — 63.2%
  • 2025-10-03: Largest Expected Move — 7.5%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$116.81$114.31$118.62$116.98$117.37
ATM IV25.8%16.2%55.4%24.6%21.3%
Expected Move5.5%4.1%7.5%7.0%6.1%
HV 20d11.8%8.0%14.4%8.9%14.4%
HV 60d11.1%10.1%11.9%10.3%11.3%
IV Rank18.4%3.8%63.2%16.5%11.6%
IV Percentile56.4%11.5%98.4%72.2%52.8%
Term Structure-1.7%-12.7%5.8%-11.2%-6.9%
Skew 25d7.1%0.1%14.7%7.2%7.6%
Skew 10d9.3%-2.8%14.8%10.7%11.8%
Call IV 25d14.8%7.8%22.1%16.2%17.5%
Put IV 25d22.0%19.4%25.1%23.4%25.1%
Bid-Ask Spread %190.95184.67197.27191.65192.96
Net GEX00000
Net DEX00000
Net VEX00000
Div Yield0.0%0.0%0.0%0.0%0.0%
Total Volume00000
Total OI00000

Daily Data (23 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2025-10-01$116.98$0.0024.6%7.0%8.9%16.5%0.0%7.2%-11.2%0000.00191.65N/AN/A0000
2025-10-02$117.28$0.0025.3%7.2%8.2%17.7%0.0%7.0%-11.5%0000.00190.27N/AN/A0000
2025-10-03$117.84$0.0026.0%7.5%8.3%18.8%0.0%1.9%-12.7%0000.00186.29N/AN/A0000
2025-10-06$117.89$0.0029.4%4.1%8.3%23.8%0.0%2.1%4.9%0000.00185.97N/AN/A0000
2025-10-07$117.11$0.0031.0%4.2%8.8%26.3%0.0%7.1%5.0%0000.00190.11N/AN/A0000
2025-10-08$117.81$0.0032.5%4.2%9.0%28.5%0.0%10.6%4.4%0000.00192.60N/AN/A0000
2025-10-09$117.06$0.0032.5%5.2%8.0%28.6%0.0%11.2%-1.6%0000.00189.93N/AN/A0000
2025-10-10$114.31$0.0042.8%5.7%11.5%44.1%0.0%10.3%-1.4%0000.00187.42N/AN/A0000
2025-10-13$115.46$0.0048.7%4.6%12.1%53.1%0.0%2.5%5.3%0000.00192.93N/AN/A0000
2025-10-14$115.94$0.0055.4%5.4%12.2%63.2%0.0%11.7%-2.6%0000.00189.74N/AN/A0000
2025-10-15$116.41$0.0016.2%4.6%12.2%3.8%0.0%13.4%5.7%0000.00190.69N/AN/A0000
2025-10-16$114.94$0.0020.8%6.0%12.7%10.9%0.0%9.0%-2.9%0000.00184.67N/AN/A0000
2025-10-17$115.34$0.0016.8%4.8%12.8%4.8%0.0%2.6%5.8%0000.00192.95N/AN/A0000
2025-10-20$116.68$0.0017.3%5.0%13.5%5.6%0.0%0.2%-4.7%0000.00195.12N/AN/A0000
2025-10-21$116.95$0.0017.6%5.0%13.5%6.0%0.0%0.1%3.0%0000.00190.45N/AN/A0000
2025-10-22$115.99$0.0018.1%5.2%13.8%6.7%0.0%14.7%-4.9%0000.00197.27N/AN/A0000
2025-10-23$116.99$0.0018.2%5.2%13.6%6.9%0.0%14.7%-5.0%0000.00194.52N/AN/A0000
2025-10-24$117.90$0.0018.4%5.3%13.5%7.2%0.0%1.8%-5.2%0000.00192.78N/AN/A0000
2025-10-27$118.62$0.0019.3%5.5%13.6%8.6%0.0%1.9%-6.1%0000.00191.78N/AN/A0000
2025-10-28$117.95$0.0019.9%5.7%13.8%9.4%0.0%1.0%0.6%0000.00189.06N/AN/A0000
2025-10-29$117.43$0.0020.4%5.8%13.9%10.2%0.0%13.5%1.6%0000.00190.22N/AN/A0000
2025-10-30$116.44$0.0021.0%6.0%14.2%11.2%0.0%11.2%2.0%0000.00192.57N/AN/A0000
2025-10-31$117.37$0.0021.3%6.1%14.4%11.6%0.0%7.6%-6.9%0000.00192.96N/AN/A0000