Bloomberg

May 29, 2026

Gamma Squeeze Keeps Taking Stocks to New Highs

Market ReportEquitiesDerivativesVolatilityInformation Technology

US stocks are hitting new highs driven by a gamma squeeze in single-stock call options, particularly in AI names. This 'stock up, vol up' regime is fragile and likely to reverse once dealer hedging capacity is exhausted.

Key Takeaways

  • 1.The current US stock market rally is being driven by a 'gamma squeeze' resulting from dealers hedging massive volumes of single-stock call options.
  • 2.Retail FOMO is focused on AI-related names like Micron and SanDisk, utilizing geared upside rather than traditional index options.
  • 3.A positive correlation between the VIXEQ (weighted average implied vol of S&P 500 stocks) and the S&P 500 returns signals a fragile market regime.

Table of Contents

  • Single Stock Calls Are Driving Option Volumes
  • Signs of a Gamma Squeeze

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