When stocks gap or snowball lower, traders often ask: why now? Sometimes, the answer lies in gamma exposure — the way options positioning forces market makers to hedge. Gamma Exposure: The Hidden Force in Markets In one of our most popular Barchart videos over on YouTube, Hans Albrecht — a former 13-year options floor market maker and 10-year fund manager — broke down how gamma exposure can create key support and resistance levels that traders need to watch. More News from Barchart Here, we’ve highligh ...