Saturday, August 8, 2026

All Eyes on OpEx: Volatility Ready to Break Out | Namzes

The VIX 80-day cycle low is expected within the next few days. August 5 marked day 68, which is slightly early but still within range. The 40-day cycle, shown in the bottom panel, reflects a 2:1 harmonic ratio relative to the 80-day cycle. August options expiration (OpEx, Friday, August 21) should be watched as a potential window for a volatility breakout. Volatility is likely to rise into October, where the next key low in the S&P 500 may form.

Top panel: VIX price + 80-day cycle. Middle: Seasonality/trend + dated cycle lows. Bottom: 40-day cycle oscillator.

The S&P 500's 20-week cycle low likely occurred on July 29 (Wed), with 7,313 now serving as a key daily pivot for any downside. As the VIX cycle approaches its low in the coming days, it is important to monitor the VIX term structure, which is currently reaching extreme contango levels, indicating that 30-day volatility is significantly lower than 3-month volatility. When this ratio approaches and clusters around 0.80, it signals market complacency and often precedes pullbacks in equities.

VIX/VIX3M ratio vs. S&P 500.
 
The VIX/VIX3M ratio, shown inverted in the lower panel for easier comparison against the S&P 500 (in gold), highlights these 0.80 readings. When combined with extreme dispersion and a rapidly declining put/call ratio this week, these conditions point to increasing volatility, which is expected to spike in the second half of August.


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