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
Q2 		$13M Sell
585,761
-359,015
-38% -$7.49M 0.01% 923
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 $2.3T AUM 54.33% 1-Year Est. Return
JT
Jupiter Topco New York $245B AUM
FFM
Fairmount Funds Management West Conshohocken, Pennsylvania $1.51B AUM 546.08% 1-Year Est. Return
RCM
RA Capital Management Boston, Massachusetts $11.5B AUM 168.77% 1-Year Est. Return
VA
VR Adviser New York $3.3B AUM 525.74% 1-Year Est. Return
BG
Bellevue Group Kuesnacht, Switzerland $4.75B AUM 68.58% 1-Year Est. Return
PBA
Paradigm Biocapital Advisors New York $5.34B AUM 380.18% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Marshall Wace's JBIO Position: Q2 2026 in Review

Marshall Wace reduced its Jade Biosciences (JBIO) stake by 38% in Q2 2026, selling an estimated $7.49M and leaving 585,761 shares worth $13M. The position accounts for 0.01% of the portfolio, ranked #923.

Marshall Wace first reported a position in JBIO in Q3 2025 and has held it in 4 quarters since. The position peaked at $13.5M in Q4 2025. 154 funds tracked by Wall St. Rank hold JBIO as of Q2 2026.

  • Marshall Wace held 585,761 shares of Jade Biosciences worth $13M as of Q2 2026.
  • Marshall Wace sold 359,015 Jade Biosciences shares in Q2 2026, an estimated $7.49M.
  • Jade Biosciences made up 0.01% of Marshall Wace's portfolio in Q2 2026, its #923 holding.
  • Marshall Wace first reported a position in Jade Biosciences in Q3 2025 and has held it in 4 quarters since.
  • Marshall Wace's Jade Biosciences position peaked at $13.5M in Q4 2025.
  • 154 funds tracked by Wall St. Rank held Jade Biosciences as of Q2 2026.

Based on Marshall Wace's 13F filing for Q2 2026, filed 13 Aug 2026.