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SPTU
State Street SPDR Portfolio Ultra Short T-Bill ETF
stockNYSEETF

At CloseOct 1, 2026 10:08:54 AM EDT
25.00USD0.000%(+25.00)20,807
25.01Bid25.02Ask0.01Spread
After-hoursOct 2, 2026 4:10:30 PM EDT
25.02USD+0.040%(+0.01)
SPTU Off Exchange & Dark Pool Summary

Today’s Off Exchange & Dark Pool volume is 20,633, which is 99.21% of today’s total volume. Today’s Lit volume is 165 (0.79%). Over the past 30 days, the average Off Exchange & Dark Pool volume has been 69.87%, and the average Lit volume 30.13%.

ExchangeDay %Volume30D %
Off Exchange199.21%20,63369.87%
Nasdaq GSM0.39%812.12%
NYSE American0.38%780.10%
Cboe BYX0.02%50.01%
NYSE Arca0.00%113.78%
1 A) Dark Pool or Off Exchange? B) Venues explained. C) All trades that update volume from the CTA.

SPTU Volume by Exchange

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SPTU Volume by Exchange

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SPTU Volume by Exchange · History

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DateTimePriceSizePremium ▼SideExchangeConditions