Update: a friend shared a historical GEX dataset covering 2018–2026.From a preliminary look, around 66% of the time the put-wall structure showed a tradable bounce when price approached key zones, and
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Hey everyone, been spending the last few weeks building a real-time Gamma Exposure indicator from scratch. Pulls the SPX/NDX options chain from CBOE, recalculates greeks via Black-Scholes with live sp
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