Home/Symbols/Dark Pool/BIL
Off-exchange data

BIL Dark Pool Activity

Oct 29, 2026 · 3-session delay

$208MOff-exchange premium
76Dark pool prints
2.3MShares off-exchange
~$28MLargest single print

State Street SPDR Bloomberg 1-3 Month T-Bill ETF (BIL) traded $208M across 76 dark pool prints on Oct 29, about 73% below its recent average. Block-size prints made up roughly 29% of the session.

Key dark pool levels

$922.3M shares · $208M

Block activity

6Block-size prints
$60MCombined block premium
29%Share of off-exchange premium
~$28MLargest block
TimeSizePricePremiumType
█:██ PM███,██0$█,███.██$██.█MBLOCK
█:██ PM███,██0$█,███.██$██.█MBLOCK
The print-by-print tape · live in the app →

Off-exchange premium: Oct 23 to Oct 29, 2026

How to read this: dark pools are private venues where institutions execute large trades away from public order books; the prints are reported through FINRA shortly after execution (the guide to how dark pool trading works covers the background). Prices where unusual volume accumulates are the reference prices traders watch when the market revisits them. Learn how Robinflow tracks dark pools →

What these terms mean: Dark pool print·Dark pool levels·Trade condition codes

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More BIL data

Dealer positioningBIL GEXGamma by strike with call and put wallsOrder flowBIL Options FlowPremium totals, sweeps, and top strikesOverviewBIL Symbol OverviewEverything Robinflow tracks on BIL

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