Jane Street’s State Street SPDR Portfolio Ultra Short T-Bill ETF SPTU Stock Holding History

Jane Street’s Portfolio SPTU Stock Details SPTU Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-8,948	Closed	-$224K	–	13605
2025 Q4	$224K	Buy	+8,948	New	+$224K	﹤0.01%	9497

Other funds holding SPTU

Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return

Commonwealth Equity Services Waltham, Massachusetts $79.5B AUM 27.1% 1-Year Est. Return

AWM

AE Wealth Management Topeka, Kansas $18.5B AUM 19.51% 1-Year Est. Return

WWM

Western Wealth Management Golden, Colorado $2.63B AUM 21.3% 1-Year Est. Return

TRCT

Tower Research Capital (TRC) New York $3.85B AUM 32.11% 1-Year Est. Return

Fifth Third Bancorp Cincinnati, Ohio $54.7B AUM 26.51% 1-Year Est. Return

Jane Street's SPTU Position: Q1 2026 in Review

Jane Street sold out of State Street SPDR Portfolio Ultra Short T-Bill ETF (SPTU) in Q1 2026, closing a stake of 8,948 shares — an estimated $224K sold.

Jane Street first reported a position in SPTU in Q4 2025 and held it in 1 quarter. The position peaked at $224K in Q4 2025. 6 funds tracked by Wall St. Rank hold SPTU as of Q1 2026.

Jane Street reported no remaining State Street SPDR Portfolio Ultra Short T-Bill ETF position as of Q1 2026 after selling out during the quarter.
Jane Street sold 8,948 State Street SPDR Portfolio Ultra Short T-Bill ETF shares in Q1 2026, an estimated $224K.
Jane Street first reported a position in State Street SPDR Portfolio Ultra Short T-Bill ETF in Q4 2025 and held it in 1 quarter.
Jane Street's State Street SPDR Portfolio Ultra Short T-Bill ETF position peaked at $224K in Q4 2025.
6 funds tracked by Wall St. Rank held State Street SPDR Portfolio Ultra Short T-Bill ETF as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.