VOX Options History — August 2025

In August 2025, VOX traded between $171.43 and $180.38. ATM implied volatility averaged 16.2%, placing in the 7.1% IV rank vs the trailing year. The 30-day expected move averaged 4.5%. IV traded below realized volatility by 0.3% (HV 20d: 16.5%). Max pain ranged from $176.00 to $178.00. Net GEX was positive for 21 of 21 trading days. Term structure was in contango for 19 of 21 days. Put/call ratio averaged 0.11.

Notable Days

  • 2025-08-20: Highest Volume — 24 contracts
  • 2025-08-12: Largest IV spike — 40.5% change
  • 2025-08-12: Highest IV Rank — 17.9%
  • 2025-08-01: Largest Expected Move — 5.6%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$176.99$171.43$180.38$171.43$179.99
Max Pain$177.90$176.00$178.00$176.00$178.00
ATM IV16.2%13.7%21.8%19.4%14.9%
Expected Move4.5%3.9%5.6%5.6%4.3%
HV 20d16.5%14.1%18.0%14.1%14.1%
HV 60d14.4%13.9%15.1%14.5%14.3%
IV Rank7.1%2.3%17.9%13.2%4.6%
IV Percentile29.5%2.0%76.2%66.7%10.3%
Term Structure1.0%-0.2%3.3%2.2%0.4%
VWIV14.3%12.8%16.3%14.6%16.3%
Skew 25d3.8%1.1%7.2%2.1%6.7%
Skew 10d4.4%-0.1%7.7%7.2%7.7%
Call IV 25d14.1%10.4%25.3%25.3%11.7%
Put IV 25d17.9%12.8%27.5%27.5%18.4%
Bid-Ask Spread %105.5485.19130.24130.24115.86
Gamma HHI0.100.070.140.070.10
Net GEX52.2K24.8K62.7K24.8K62.7K
Net DEX-1.8M-2.2M-1.1M-1.1M-2.1M
Net VEX-2.9K-3.4K-2.5K-3.2K-3.0K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.110.001.000.000.00
Total Volume4.33302420
Total OI174.857133216190153

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2025-08-01$171.43$176.0019.4%5.6%14.1%13.2%0.0%2.1%2.2%24.8K-1.1M-3.2K0.00130.24N/AN/A2012268
2025-08-04$175.37$178.0017.1%4.9%15.7%8.8%0.0%4.8%-0.2%41.5K-1.4M-2.7K1.0092.38N/AN/A1112168
2025-08-05$174.13$178.0017.2%4.9%16.0%8.9%0.0%4.6%0.4%37.9K-1.4M-2.7K0.0092.60N/AN/A1012267
2025-08-06$175.02$178.0017.9%4.9%15.9%10.3%14.6%4.7%0.1%42.1K-1.4M-2.7K0.0085.19N/AN/A1012367
2025-08-07$173.86$178.0018.1%4.7%16.2%10.7%0.0%4.2%-0.0%45.1K-1.4M-2.9K0.0090.67N/AN/A9012867
2025-08-08$174.31$178.0018.9%4.5%16.0%12.2%0.0%5.1%0.9%54.6K-1.5M-3.2K0.00100.58N/AN/A2013867
2025-08-11$174.64$178.0015.5%4.4%15.8%5.8%12.8%3.8%0.6%62.5K-1.5M-3.1K1.00101.02N/AN/A5514067
2025-08-12$177.88$178.0021.8%4.2%16.9%17.9%0.0%3.9%0.7%55.0K-1.9M-2.9K0.00101.56N/AN/A3014568
2025-08-13$178.59$178.0013.7%3.9%16.8%2.3%13.9%1.8%0.9%50.5K-2.1M-2.6K0.00116.46N/AN/A2014768
2025-08-14$178.97$178.0014.4%4.1%16.8%3.6%0.0%1.3%1.4%49.4K-2.1M-2.5K0.00113.36N/AN/A14014868
2025-08-15$179.66$178.0014.3%4.1%16.8%3.3%14.3%5.7%0.8%41.2K-2.2M-2.7K0.00103.94N/AN/A6014568
2025-08-18$178.67$178.0015.4%4.4%16.5%5.6%13.8%2.7%1.7%52.9K-1.8M-2.7K0.00105.59N/AN/A501277
2025-08-19$176.44$178.0015.9%4.6%17.3%6.5%0.0%2.3%0.7%55.9K-1.7M-2.8K0.00107.80N/AN/A001267
2025-08-20$176.12$178.0016.4%4.7%17.2%7.5%0.0%1.3%0.7%56.1K-1.7M-2.9K0.00104.40N/AN/A2401267
2025-08-21$175.41$178.0017.0%4.9%17.3%8.5%0.0%4.8%0.3%60.7K-1.8M-3.4K0.00114.58N/AN/A201387
2025-08-22$178.43$178.0014.9%4.3%18.0%4.6%0.0%5.6%1.3%59.2K-2.0M-2.9K0.00107.64N/AN/A301407
2025-08-25$179.43$178.0014.4%4.1%17.9%3.6%0.0%1.1%1.6%60.1K-2.1M-3.0K0.00106.81N/AN/A101437
2025-08-26$178.83$178.0013.8%4.0%17.8%2.4%0.0%4.0%3.3%61.6K-2.1M-3.0K0.00108.05N/AN/A201447
2025-08-27$179.29$178.0014.9%4.3%17.8%4.5%0.0%7.2%0.3%62.2K-2.1M-3.1K0.00109.00N/AN/A001457
2025-08-28$180.38$178.0015.1%4.3%16.2%4.9%16.3%2.6%2.0%60.5K-2.1M-2.9K0.00108.61N/AN/A201457
2025-08-29$179.99$178.0014.9%4.3%14.1%4.6%0.0%6.7%0.4%62.7K-2.1M-3.0K0.00115.86N/AN/A001467