When markets move faster than expected — or stall in tight ranges — it’s often because of something most traders can’t see: Gamma Exposure. In his latest video, “Gamma Trading Secrets: Transform the Way You Trade Options,” options expert Gavin McMaster breaks down how gamma exposure (GEX) shapes volatility, creates invisible support and resistance levels, and impacts how market makers hedge positions. More News from Barchart What Is Gamma Exposure (GEX)? Gamma exposure, often shortened to GEX, measures ...