Net gamma exposure by strike ($M per 1% move) · estimated from the IWM options chain (Polygon).
As of the latest session, IWM is trading at $293.22 (+1.39% on the day). Net dealer gamma is negative, with the zero-gamma flip near —. The call wall sits at 297 (upside magnet / resistance) and the put wall at 290 (downside level). Max pain is 293, and the options market is pricing a 1-sigma expected move of about ±0.8% (ATM IV 23%).
IWM is in negative gamma. Dealers are net short gamma — they chase the move (buy strength, sell weakness), which amplifies volatility. Moves trend and extend, and the 290 put wall is a through-level, not a floor. It only calms on an accepted reclaim of the flip.
Want it interactive? Open IWM on the live gamma map → · new to this? What is GEX →
IWM is currently in negative gamma, with the zero-gamma flip near the current level. Negative gamma means dealers amplify moves — a trending, more volatile tape where dips and rips extend.
The zero-gamma flip is the price where IWM's net dealer gamma crosses zero — above it price tends to pin, below it it tends to trend. See IWM's live flip on the free gamma map.
IWM's call wall (297) is a magnet and resistance; the put wall (290) is support in positive gamma but a through-level once price is below the flip.
IWM's max pain is 293 — the strike where the most options expire worthless. In a positive-gamma tape, price often gets drawn toward max pain into expiration.
Gamma exposure is a map of where option dealers are forced to hedge. Positive GEX = dealers sell strength / buy weakness (suppresses volatility, pins price). Negative GEX = dealers chase the move (amplifies volatility, trends). It tells you the character of the tape, not the direction. Full GEX guide →
The flip, walls and max pain before the open — free. No card required.
Also see the flow side: IWM options flow →
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Estimated from the IWM options chain (Polygon) · gamma shifts intraday · educational, not financial advice · options carry substantial risk.
