# IWM — Overview · GammaGrid demo

**Gamma weather: Storm.** Negative gamma and no boundary nearby — dealer hedging amplifies moves. *(next 26 days · 9 expiries)*

| Level | Value |
|---|---|
| Price | 288.89 |
| Call wall | 315.00 |
| Put wall | 285.00 |
| Gamma flip | 244.19 |
| Net GEX | -1.08 B |

## Put/call ratio

At the latest collection: by volume **2.98**, by open interest **2.45**. The page draws the ratio over 365 days and the implied-volatility surface.

## About these numbers

Computed by GammaGrid from the IWM options chain — dealer gamma exposure, max pain and the walls are GammaGrid's own arithmetic over open interest; the source data is delayed. Collected 2026-09-13T04:10:30.357651 UTC; this page follows the collection, roughly every fifteen minutes while the market is open.

Other views of IWM: [Max Pain / GEX](https://app.gammagrid.io/demo/t/IWM/max-pain.md) · [GEX Heatmap](https://app.gammagrid.io/demo/t/IWM/heatmap.md) · [Volatility (IV)](https://app.gammagrid.io/demo/t/IWM/volatility.md).

Canonical page: <https://app.gammagrid.io/demo/t/IWM> · The demo shows the free list only; a GammaGrid account watches any US-listed ticker with options, replays earlier collections and opens every contract: <https://app.gammagrid.io/>