Jane Street’s Bluemonte Core Bond ETF BDBT Stock Holding History

Jane Street’s Portfolio BDBT Stock Details BDBT Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-12,419	Closed	-$317K	–	12879
2025 Q3	$317K	Buy	12,419 +1,734	+16%	+$43.9K	﹤0.01%	8790
2025 Q2	$270K	Buy	+10,685	New	+$269K	﹤0.01%	8046

Other funds holding BDBT

RFG Advisory Birmingham, Alabama $6.4B AUM 19.93% 1-Year Est. Return

GTS Securities Miami, Florida $4.75B AUM 41.97% 1-Year Est. Return

Citadel Advisors Miami, Florida $875B AUM 40.91% 1-Year Est. Return

Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return

AWM

AE Wealth Management Topeka, Kansas $21.5B AUM 26.98% 1-Year Est. Return

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

Jane Street's BDBT Position: Q4 2025 in Review

Jane Street sold out of Bluemonte Core Bond ETF (BDBT) in Q4 2025, closing a stake of 12,419 shares — an estimated $317K sold.

Jane Street first reported a position in BDBT in Q2 2025 and held it in 2 quarters. The position peaked at $317K in Q3 2025. 6 funds tracked by Wall St. Rank hold BDBT as of Q4 2025.

Jane Street reported no remaining Bluemonte Core Bond ETF position as of Q4 2025 after selling out during the quarter.
Jane Street sold 12,419 Bluemonte Core Bond ETF shares in Q4 2025, an estimated $317K.
Jane Street first reported a position in Bluemonte Core Bond ETF in Q2 2025 and held it in 2 quarters.
Jane Street's Bluemonte Core Bond ETF position peaked at $317K in Q3 2025.
6 funds tracked by Wall St. Rank held Bluemonte Core Bond ETF as of Q4 2025.

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