Jane Street’s iShares iBonds Dec 2054 Term Treasury ETF IBGK Stock Holding History

Jane Street’s Portfolio IBGK Stock Details IBGK Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-15,235	Closed	-$368K	–	12667
2025 Q3	$368K	Sell	15,235 -7,085	-32%	-$168K	﹤0.01%	8510
2025 Q2	$533K	Sell	22,320 -4,630	-17%	-$110K	﹤0.01%	6800
2025 Q1	$664K	Sell	26,950 -5,204	-16%	-$126K	﹤0.01%	6343
2024 Q4	$766K	Buy	+32,154	New	+$807K	﹤0.01%	5892
2024 Q3	–	Sell	-49,275	Closed	-$1.24M	–	10581
2024 Q2	$1.24M	Buy	+49,275	New	+$1.26M	﹤0.01%	5375

Other funds holding IBGK

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

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

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

Jane Street's IBGK Position: Q4 2025 in Review

Jane Street sold out of iShares iBonds Dec 2054 Term Treasury ETF (IBGK) in Q4 2025, closing a stake of 15,235 shares — an estimated $368K sold.

Jane Street first reported a position in IBGK in Q2 2024 and held it in 5 quarters. The position peaked at $1.24M in Q2 2024. 3 funds tracked by Wall St. Rank hold IBGK as of Q4 2025.

Jane Street reported no remaining iShares iBonds Dec 2054 Term Treasury ETF position as of Q4 2025 after selling out during the quarter.
Jane Street sold 15,235 iShares iBonds Dec 2054 Term Treasury ETF shares in Q4 2025, an estimated $368K.
Jane Street first reported a position in iShares iBonds Dec 2054 Term Treasury ETF in Q2 2024 and held it in 5 quarters.
Jane Street's iShares iBonds Dec 2054 Term Treasury ETF position peaked at $1.24M in Q2 2024.
3 funds tracked by Wall St. Rank held iShares iBonds Dec 2054 Term Treasury ETF as of Q4 2025.

Based on Jane Street's 13F filing for Q4 2025, filed 12 Feb 2026.