ISRG Gamma Exposure.
Where dealer hedging is likely to cap, floor, and pin ISRG — the call wall, put wall, and gamma flip, refreshed every session.
As of Jul 15, 2026 6:27 PM ET, ISRG trades near $389.80 in undetermined gamma. Net dealer exposure is -$18.9M (+$6.9M call / -$25.8M put). The call wall at $393 tends to cap rallies; the put wall at $390 tends to cushion selloffs. No clean gamma flip formed in range (net long gamma). 1-day expected move: ±$31.34 (±8.04%), a $358.46–$421.14 range.
These levels move in real time as spot pushes through strikes.
Open the live GEX scanner →How much dealers must buy or sell to stay hedged as ISRG moves. It maps market structure — where hedging dampens or amplifies price — not direction.
The call wall is the biggest positive-gamma strike (often resistance); the put wall the biggest negative-gamma strike (often support). Magnets, not guarantees.
The price where dealers cross from long to short gamma. Above it, hedging fights the trend and volatility compresses. Below it, hedging feeds the trend and moves accelerate.
ISRG had no clean gamma flip in the modeled strike range as of Jul 15, 2026 6:27 PM ET — dealer gamma stayed long across nearby strikes.
The largest call wall is $393 (+$465K of gamma) — typical resistance. The put wall is $390 (-$10.5M) — typical support. They shift through the session as spot moves; the live heatmap tracks them in real time.
ISRG's 1-day expected move is ±$31.34 (±8.04%) — roughly $358.46 to $421.14 — from 127.7% at-the-money implied volatility.
GEX levels are modeled from options open interest and dealer-positioning assumptions and refresh each session (as of Jul 15, 2026 6:27 PM ET). They describe structure, not a directional signal, and are not financial advice. Live levels are in the Profit Builders scanner.