Jane Street’s Boundless Bio BOLD Stock Holding History

Jane Street’s Portfolio BOLD Stock Details BOLD Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-13,323	Closed	-$16K	–	13225
2025 Q4	$16K	Buy	+13,323	New	+$16.6K	﹤0.01%	10770

Other funds holding BOLD

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

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

SAM

Sectoral Asset Management Montreal, Quebec, Canada $121M AUM 73.47% 1-Year Est. Return

SCM

Stonepine Capital Management Bend, Oregon $250M AUM 77.6% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

Alyeska Investment Group Chicago, Illinois $35.4B AUM 33.54% 1-Year Est. Return

RBF Capital San Francisco, California $2.05B AUM 29.64% 1-Year Est. Return

Ensign Peak Advisors Salt Lake City, Utah $53.7B AUM 29.47% 1-Year Est. Return

Jane Street's BOLD Position: Q1 2026 in Review

Jane Street sold out of Boundless Bio (BOLD) in Q1 2026, closing a stake of 13,323 shares — an estimated $16K sold.

Jane Street first reported a position in BOLD in Q4 2025 and held it in 1 quarter. The position peaked at $16K in Q4 2025. 36 funds tracked by Wall St. Rank hold BOLD as of Q1 2026.

Jane Street reported no remaining Boundless Bio position as of Q1 2026 after selling out during the quarter.
Jane Street sold 13,323 Boundless Bio shares in Q1 2026, an estimated $16K.
Jane Street first reported a position in Boundless Bio in Q4 2025 and held it in 1 quarter.
Jane Street's Boundless Bio position peaked at $16K in Q4 2025.
36 funds tracked by Wall St. Rank held Boundless Bio as of Q1 2026.

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