SNDK Institutional Summary
Oct 29, 2026 · 3-session delay
$447MDark pool premium
$96.2MCall premium
−$4.9MNet gamma
38Sweeps
Off-exchange
Dark Pool
$447M across 246 prints. Block-size prints made up ~14% of the session.
What is dark pool data? View SNDK in Dark Pool$1,360
$1,350
$1,355
Order flow
Options Flow
$153.6M premium, 63% calls. Buying concentrated at the $1,320 strike. 38 sweeps, 274 blocks.
What is options flow? View SNDK in Options FlowCalls 63%Puts 37%
Dealer positioning
Gamma Exposure
Negative regime, net −$4.9M. Call wall $1,500 · put wall $1,200.
What is GEX? View SNDK in Gamma ExposureThis summary is three sessions old. Watch today live.
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