Jane Street
BOLD

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
Q2 		$161K Buy
+64,323
New +$99K ﹤0.01% 10294
2026
Q1 		– Sell
-13,323
Closed -$16K – 13225
2025
Q4 		$16K Buy
+13,323
New +$16.6K ﹤0.01% 10770

Other funds holding BOLD

AVM
Arch Venture Management Chicago, Illinois $1.1B AUM 356.62% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
TCM
Tang Capital Management San Diego, California $2.2B AUM 156.35% 1-Year Est. Return
ACM
ADAR1 Capital Management Austin, Texas $2.19B AUM 374.99% 1-Year Est. Return
CAM
Cormorant Asset Management Boston, Massachusetts $1.95B AUM 773.9% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
Alyeska Investment Group
Alyeska Investment Group Chicago, Illinois $38.9B AUM 28.51% 1-Year Est. Return

Jane Street's BOLD Position: Q2 2026 in Review

Jane Street opened a new position in Boundless Bio (BOLD) in Q2 2026: 64,323 shares worth $161K. The stake represents ﹤0.01% of the portfolio and ranks #10294 among its holdings. This is a return to the name: Jane Street previously reported a position in BOLD as recently as Q4 2025.

Jane Street first reported a position in BOLD in Q4 2025 and has held it in 2 quarters since. 40 funds tracked by Wall St. Rank hold BOLD as of Q2 2026.

  • Jane Street held 64,323 shares of Boundless Bio worth $161K as of Q2 2026.
  • Boundless Bio was a new Jane Street position in Q2 2026.
  • Boundless Bio made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #10294 holding.
  • Jane Street first reported a position in Boundless Bio in Q4 2025 and has held it in 2 quarters since.
  • 40 funds tracked by Wall St. Rank held Boundless Bio as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.