BLK Gamma Exposure.
Where dealer hedging is likely to cap, floor, and pin BLK — the call wall, put wall, and gamma flip, refreshed every session.
As of Jul 15, 2026 6:27 PM ET, BLK trades near $1073.00 in positive (long) gamma. Net dealer exposure is +$84.8M (+$94.1M call / -$9.3M put). The call wall at $1080 tends to cap rallies; the put wall at $1040 tends to cushion selloffs. The gamma flip sits at $977 — above it dealers dampen moves, below it they amplify them. 1-day expected move: ±$54.21 (±5.05%), a $1018.79–$1127.21 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 BLK 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.
BLK's gamma flip (zero-gamma) is about $977 as of Jul 15, 2026 6:27 PM ET. Above it dealers sit in positive gamma (volatility-dampening); below it, negative gamma (volatility-amplifying).
The largest call wall is $1080 (+$40.7M of gamma) — typical resistance. The put wall is $1040 (-$470K) — typical support. They shift through the session as spot moves; the live heatmap tracks them in real time.
BLK's 1-day expected move is ±$54.21 (±5.05%) — roughly $1018.79 to $1127.21 — from 80.2% 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.