ALNY Institutional Summary
Oct 29, 2026 · 3-session delay
$339MDark pool premium
$8.7MCall premium
−$773KNet gamma
3Sweeps
Off-exchange
Dark Pool
$339M across 80 prints. Block-size prints made up ~61% of the session.
What is dark pool data? View ALNY in Dark Pool$191
$177
$176
Order flow
Options Flow
$8.9M premium, 98% calls. Buying concentrated at the $160 strike. 3 sweeps, 20 blocks.
What is options flow? View ALNY in Options FlowCalls 98%Puts 2%
Dealer positioning
Gamma Exposure
Negative regime, net −$773K. Call wall $280 · put wall $200.
What is GEX? View ALNY in Gamma ExposureThis summary is three sessions old. Watch today live.
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