Jane Street’s iShares iBonds Dec 2045 Term Treasury ETF IBGB Stock Holding History

Jane Street’s Portfolio IBGB Stock Details IBGB Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-16,498	Closed	-$407K	–	13433
2025 Q4	$407K	Buy	+16,498	New	+$414K	﹤0.01%	8153
2025 Q3	–	Sell	-33,610	Closed	-$832K	–	12133
2025 Q2	$832K	Buy	+33,610	New	+$822K	﹤0.01%	5970

Other funds holding IBGB

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

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Raymond James Financial St Petersburg, Florida $324B AUM 22.36% 1-Year Est. Return

FTUS

Flow Traders U.S. New York $3.16B AUM 19.52% 1-Year Est. Return

TRCT

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

Jane Street's IBGB Position: Q1 2026 in Review

Jane Street sold out of iShares iBonds Dec 2045 Term Treasury ETF (IBGB) in Q1 2026, closing a stake of 16,498 shares — an estimated $407K sold.

Jane Street first reported a position in IBGB in Q2 2025 and held it in 2 quarters. The position peaked at $832K in Q2 2025. 5 funds tracked by Wall St. Rank hold IBGB as of Q1 2026.

Jane Street reported no remaining iShares iBonds Dec 2045 Term Treasury ETF position as of Q1 2026 after selling out during the quarter.
Jane Street sold 16,498 iShares iBonds Dec 2045 Term Treasury ETF shares in Q1 2026, an estimated $407K.
Jane Street first reported a position in iShares iBonds Dec 2045 Term Treasury ETF in Q2 2025 and held it in 2 quarters.
Jane Street's iShares iBonds Dec 2045 Term Treasury ETF position peaked at $832K in Q2 2025.
5 funds tracked by Wall St. Rank held iShares iBonds Dec 2045 Term Treasury ETF as of Q1 2026.

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