Gamma Flip Level Detector

Overview

This pillar identifies the critical price level where options dealers' hedging behavior flips from stabilizing to destabilizing the market. Crossing this 'gamma flip' point can foreshadow sharp, accelerating price moves, offering a powerful edge in short-term volatility predictions.

What It Does

The Gamma Flip Level Detector analyzes the aggregate gamma exposure (GEX) across all options for a given asset, such as an index or a stock. It calculates the total gamma at various strike prices to model the net dealer position. The pillar then identifies the specific price where this net gamma exposure crosses from positive to negative, pinpointing the market's key inflection point.

Why It Matters

This level acts as a magnet and a potential catalyst for volatility. When an asset's price approaches the gamma flip point, market moves can become amplified, providing a clear signal for potential breakout or breakdown scenarios. It helps traders anticipate when market conditions might shift from calm to chaotic.

How It Works

First, the pillar aggregates options open interest and volume data for a specific asset. Next, it calculates the gamma for each options contract and sums them up to create a Gamma Exposure (GEX) profile. Finally, it scans this profile to find the exact price level where the net GEX value crosses zero, marking the Gamma Flip Level.

Methodology

The pillar calculates Gamma Exposure (GEX) by summing the gamma of all call options and subtracting the gamma of all put options, weighted by open interest for each strike. The formula is: GEX = Σ(Call Gamma * Call Open Interest) - Σ(Put Gamma * Put Open Interest). The Gamma Flip Level is identified as the underlying price (S) where GEX(S) equals zero.

Edge & Advantage

It provides a forward-looking indicator of potential volatility spikes, giving an edge over common lagging indicators that only react to past price action.

Key Indicators

• Gamma Flip Level

  high

  The specific price where net gamma exposure crosses zero, indicating a shift in dealer hedging behavior.

• Net Gamma Exposure (GEX)

  high

  The total gamma value across all options contracts, indicating whether dealers are a stabilizing or destabilizing force.

• High Gamma Strikes

  medium

  Specific strike prices with large concentrations of gamma, which can act as price magnets or rejection points.

Data Sources

• CBOE (Chicago Board Options Exchange)

  Primary source for US equity and index options open interest and volume data.

• OPRA (Options Price Reporting Authority)

  Provides the consolidated data feed for all US options exchanges.

• Specialized Data Providers

  Services like SpotGamma that provide pre-calculated gamma exposure levels and analysis.

Example Questions This Pillar Answers

• → Will the S&P 500's daily price range exceed 1.5% next week?
• → Will Bitcoin's price touch $60,000 before its monthly options expire?
• → Will TSLA stock close above $200 by Friday?

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