BOXX Institutional Summary
Wednesday, September 9, 2026 · 3-session delayed summary
$519MDark pool premium
$0Call premium
−$31KNet gamma
0Sweeps
Off-exchange
Dark Pool
$519M across 17 prints. Block-size prints made up ~94% of the session.
View BOXX dark pool What is dark pool data?$118
$118
$118
Order flow
Options Flow
No qualifying activity this session.
View BOXX options flow What is options flow?Light session
Dealer positioning
Gamma Exposure
Negative regime, net −$31K. Call wall $115 · put wall $118.
View BOXX gamma exposure What is GEX?This summary is three sessions old. Watch today live.
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