XLB Institutional Summary
Wednesday, September 9, 2026 · 3-session delayed summary
$113MDark pool premium
$0Call premium
+$23.5MNet gamma
0Sweeps
Off-exchange
Dark Pool
$113M across 8 prints. Block-size prints made up ~95% of the session.
View XLB dark pool What is dark pool data?$52
$52
$52
Order flow
Options Flow
No qualifying activity this session.
View XLB options flow What is options flow?Light session
Dealer positioning
Gamma Exposure
Positive regime, net +$23.5M. Call wall $55 · put wall $48.
View XLB gamma exposure What is GEX?This summary is three sessions old. Watch today live.
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