Jane Street
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Jane Street’s Zura Bio ZURA Stock Holding History

Jane Street’s Portfolio ZURA Stock Details ZURA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$118K Buy
19,900
+5,200
+35% +$31.4K ﹤0.01% 10544
2025
Q4 		$77K Buy
14,700
+3,600
+32% +$14.2K ﹤0.01% 10325
2025
Q3 		$48.1K Buy
+11,100
New +$20K ﹤0.01% 10365

Other funds holding ZURA

SCM
Suvretta Capital Management New York $3.92B AUM 86.67% 1-Year Est. Return
VA
VR Adviser New York $2.68B AUM 422.73% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
GPP
Great Point Partners Greenwich, Connecticut $435M AUM 318.81% 1-Year Est. Return
B
Braidwell Stamford, Connecticut $3B AUM 46.72% 1-Year Est. Return
SL
Siren LLC Greenwich, Connecticut $3.61B AUM 203.3% 1-Year Est. Return
CC
Commodore Capital New York $1.73B AUM 298.96% 1-Year Est. Return
P
Pfizer New York $239M AUM 232.47% 1-Year Est. Return
Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $64.8B AUM 42.7% 1-Year Est. Return
AAA
Affinity Asset Advisors New York $1.94B AUM 374.45% 1-Year Est. Return

Jane Street's ZURA Position: Q1 2026 in Review

Jane Street reduced its Zura Bio (ZURA) stake by 58% in Q1 2026, selling an estimated $2.29M and leaving 278,890 shares worth $1.66M. The position accounts for ﹤0.01% of the portfolio, ranked #5445.

Jane Street first reported a position in ZURA in Q1 2024 and has held it in 7 quarters since. The position peaked at $3.45M in Q4 2025. 94 funds tracked by Wall St. Rank hold ZURA as of Q1 2026.

  • Jane Street held 278,890 shares of Zura Bio worth $1.66M as of Q1 2026.
  • Jane Street sold 378,964 Zura Bio shares in Q1 2026, an estimated $2.29M.
  • Zura Bio made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #5445 holding.
  • Jane Street first reported a position in Zura Bio in Q1 2024 and has held it in 7 quarters since.
  • Jane Street's Zura Bio position peaked at $3.45M in Q4 2025.
  • 94 funds tracked by Wall St. Rank held Zura Bio as of Q1 2026.

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