Jane Street’s Brookstone Ultra-Short Bond ETF BAMU Stock Holding History

Jane Street’s Portfolio BAMU Stock Details BAMU Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$205K	Buy	+8,129	New	+$205K	﹤0.01%	10093
2025 Q3	–	Sell	-12,982	Closed	-$328K	–	10762
2025 Q2	$328K	Buy	+12,982	New	+$329K	﹤0.01%	7695
2025 Q1	–	Sell	-14,069	Closed	-$354K	–	9412
2024 Q4	$354K	Sell	14,069 -23,077	-62%	-$585K	﹤0.01%	7452
2024 Q3	$941K	Buy	+37,146	New	+$942K	﹤0.01%	6019
2024 Q2	–	Sell	-8,156	Closed	-$206K	–	9340
2024 Q1	$206K	Buy	+8,156	New	+$206K	﹤0.01%	8145

Other funds holding BAMU

BCM

Brookstone Capital Management Wheaton, Illinois $9.99B AUM 23.61% 1-Year Est. Return

Simplicity Wealth Summit, New Jersey $2.96B AUM 25.11% 1-Year Est. Return

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

Harbour Investments Madison, Wisconsin $6.48B AUM 18.23% 1-Year Est. Return

UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

Osaic Holdings Scottsdale, Arizona $68.3B AUM 20.5% 1-Year Est. Return

Jane Street's BAMU Position: Q1 2026 in Review

Jane Street opened a new position in Brookstone Ultra-Short Bond ETF (BAMU) in Q1 2026: 8,129 shares worth $205K. The stake represents ﹤0.01% of the portfolio and ranks #10093 among its holdings. This is a return to the name: Jane Street previously reported a position in BAMU as recently as Q2 2025.

Jane Street first reported a position in BAMU in Q1 2024 and has held it in 5 quarters since. The position peaked at $941K in Q3 2024. 7 funds tracked by Wall St. Rank hold BAMU as of Q1 2026.

Jane Street held 8,129 shares of Brookstone Ultra-Short Bond ETF worth $205K as of Q1 2026.
Brookstone Ultra-Short Bond ETF was a new Jane Street position in Q1 2026.
Brookstone Ultra-Short Bond ETF made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #10093 holding.
Jane Street first reported a position in Brookstone Ultra-Short Bond ETF in Q1 2024 and has held it in 5 quarters since.
Jane Street's Brookstone Ultra-Short Bond ETF position peaked at $941K in Q3 2024.
7 funds tracked by Wall St. Rank held Brookstone Ultra-Short Bond ETF as of Q1 2026.

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