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Symbol overview

STX Institutional Summary

Wednesday, September 9, 2026 · 3-session delayed summary

$73.9MDark pool premium
$5.5MCall premium
+$3.2MNet gamma
27Sweeps
Off-exchange

Dark Pool

$73.9M across 33 prints. Block-size prints made up ~18% of the session.

View STX dark pool →   What is dark pool data?
$889
$915
$908
Order flow

Options Flow

$20.7M premium, 27% calls. Buying concentrated at the $980 strike. 27 sweeps, 18 blocks.

View STX options flow →   What is options flow?
Calls 27%Puts 73%
Dealer positioning

Gamma Exposure

Positive regime, net +$3.2M. Call wall $900 · put wall $780.

View STX gamma exposure →   What is GEX?

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