Marshall Wace
JBIO

Marshall Wace’s Jade Biosciences JBIO Stock Holding History

Marshall Wace’s Portfolio JBIO Stock Details JBIO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$13.3M Buy
944,776
+69,503
+8% +$1.01M 0.01% 845
2025
Q4 		$13.5M Buy
875,273
+837,193
+2,199% +$9.82M 0.01% 762
2025
Q3 		$329K Buy
+38,080
New +$311K ﹤0.01% 2389

Other funds holding JBIO

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
FFM
Fairmount Funds Management West Conshohocken, Pennsylvania $1.38B AUM 407.79% 1-Year Est. Return
APM
Avidity Partners Management Dallas, Texas $936M AUM 195% 1-Year Est. Return
RCM
RA Capital Management Boston, Massachusetts $9.44B AUM 157.3% 1-Year Est. Return
BG
Bellevue Group Kuesnacht, Switzerland $4.2B AUM 54.85% 1-Year Est. Return
VA
VR Adviser New York $2.68B AUM 422.73% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
BBA
Baker Bros. Advisors New York $17.4B AUM 131.5% 1-Year Est. Return

Marshall Wace's JBIO Position: Q1 2026 in Review

Marshall Wace increased its Jade Biosciences (JBIO) stake by 7.9% in Q1 2026, buying an estimated $1.01M and bringing the position to 944,776 shares worth $13.3M. The position accounts for 0.01% of the portfolio, ranked #845.

Marshall Wace first reported a position in JBIO in Q3 2025 and has held it in 3 quarters since. The position peaked at $13.5M in Q4 2025. 120 funds tracked by Wall St. Rank hold JBIO as of Q1 2026.

  • Marshall Wace held 944,776 shares of Jade Biosciences worth $13.3M as of Q1 2026.
  • Marshall Wace bought 69,503 Jade Biosciences shares in Q1 2026, an estimated $1.01M.
  • Jade Biosciences made up 0.01% of Marshall Wace's portfolio in Q1 2026, its #845 holding.
  • Marshall Wace first reported a position in Jade Biosciences in Q3 2025 and has held it in 3 quarters since.
  • Marshall Wace's Jade Biosciences position peaked at $13.5M in Q4 2025.
  • 120 funds tracked by Wall St. Rank held Jade Biosciences as of Q1 2026.

Based on Marshall Wace's 13F filing for Q1 2026, filed 15 May 2026.