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S&P 500 Stock Market Gamma Trading Levels Based on Options Open Interest

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Market Analysis

May 25 2026

Record Highs and Thinning Hedges

Last week, the S&P 500 closed its eighth straight weekly gain — the longest streak since 2023. As the rally continues to achieve record highs, underlying options positioning has evolved meaningfully since March. Most importantly, the market has quietly shed much of the protective hedging that was in place just two months ago. A dense […]

Written by Sherry An · Categorized: Market Analysis, SpotGamma Weekly · Tagged: call options, call skew, dealer gamma, dealer hedging, Gamma Exposure, implied volatility, market makers, risk reversal, spotgamma weekly, SPX options positioning, SPX term structure

May 17 2026

NVDA earnings vs. a stretched S&P 500

For the fourth consecutive week, the S&P 500 has struck records highs. This week’s breach of SPX 7,500 even arrived in the face of hotter-than-expected CPI and PPI prints — data that historically would have triggered a meaningful selloff. The tone shifted somewhat on Friday, as the rally lost steam into monthly OPEX. The week […]

Written by Sherry An · Categorized: Market Analysis, SpotGamma Weekly · Tagged: call options, dealer gamma, dealer hedging, Gamma Exposure, implied vol, market makers, May OPEX 2026, NVDA earnings, NVDA implied move, options market analysis, options volatility skew, semiconductor stocks, spotgamma weekly, SPY put butterfly, tail hedge options

May 10 2026

The AI Trade Roars — But for How Long?

Last week, strong earnings pushed both the S&P 500 and Nasdaq to — once again — achieve all-time highs. Through the fast and furious AI-driven rally of the past 6 weeks, SPX has climbed 15% while NDX has surged 28%. The market’s pace of advance is well beyond historical norms, reflecting an exceptionally aggressive repositioning […]

Written by Sherry An · Categorized: Market Analysis, SpotGamma Weekly · Tagged: 0DTE options, call options, dealer gamma, dealer hedging, earnings, Gamma Exposure, implied vol, market makers, May OPEX 2026, options market analysis, semiconductor stocks, spotgamma weekly, SPX options, VIX expiration, volatility

May 03 2026

Quiet Indices, Roaring Stocks: the Volatility Dispersion Trade

Robust Mag7 and semiconductor earnings have reinforced investor confidence in the AI trade, lifting the S&P 500 and Nasdaq to fresh highs. Index implied volatility (IV) — the options market’s expectation of future price movement — reset to its lowest level in three months. Despite the backdrop of the Iran conflict and heightened oil prices, […]

Written by Sherry An · Categorized: Market Analysis, SpotGamma Weekly · Tagged: 0DTE options, call options, dealer gamma, implied vol, iron condor, options flow, semiconductor stocks, spotgamma weekly, SPX options, unusual options activity, volatility, volatility dispersion

Apr 28 2026

The 3 Most Important Greeks for 0DTE Trading

Discover the three options Greeks that matter most for 0DTE trading: Gamma, Delta, and Charm. Learn how each impacts intraday price action and market maker hedging.

Written by SpotGamma · Categorized: Market Analysis

Apr 28 2026

How to Trade the Vanna Rally: Profiting When Volatility Drops

Learn how to identify and trade Vanna-driven rallies. Understand the mechanics of dealer hedging flows when implied volatility collapses and use SpotGamma to time your entries.

Written by SpotGamma · Categorized: Market Analysis

Apr 28 2026

Vanna and Charm Explained: The Hidden Greeks Driving Market Rallies

Discover how Vanna and Charm pressure influence S&P 500 price action. Learn how market maker hedging around these ‘hidden’ greeks creates predictable market rallies and pins.

Written by SpotGamma · Categorized: Market Analysis

Apr 28 2026

5 Stocks with the Most Predictable Earnings IV Crush

Discover which stocks exhibit the most consistent implied volatility collapse after earnings and how to use SpotGamma Equity Hub to time your entries.

Written by SpotGamma · Categorized: Market Analysis

Apr 27 2026

How to Trade GEX Flips: An Intraday Masterclass Using SpotGamma TRACE

SpotGamma TRACE chart showing intraday GEX flip and negative gamma pocket.

One of the most profitable setups in options-land is the GEX Flip—the moment a market transitions from a stable, “pinned” environment into a high-volatility “squeeze” or “slide.” Using the TRACE charts from April 23, 2026, we can see exactly how this transition occurs in real-time. Stage 1: The Stable Open (9:30 AM EST) At the […]

Written by SpotGamma · Categorized: Market Analysis

Apr 26 2026

How next week’s earnings could drive volatility

Markets pushed to fresh all-time highs this week, driven by continued strength in AI stocks. One of the notable stores was SMH (the semiconductor ETF) which surged over 30% this month to cap 168% gain in the past year. While euphoric spirits have recently prevailed, next week brings an event-heavy calendar that might shift the […]

Written by Sherry An · Categorized: Market Analysis, SpotGamma Weekly · Tagged: call buying, call options, Convexity, dealer gamma, earnings, geopolitical risk, implied vol, iv, MSFT, rv, spotgamma weekly, SPX, volatility

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