XT
JBIO

XTX Topco’s Jade Biosciences JBIO Stock Holding History

XTX Topco’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 		$1.31M Sell
59,093
-19,015
-24% -$397K 0.02% 1532
2026
Q1 		$1.1M Buy
78,108
+49,287
+171% +$714K 0.02% 1334
2025
Q4 		$445K Sell
28,821
-11,476
-28% -$135K 0.01% 1711
2025
Q3 		$348K Buy
40,297
+14,545
+56% +$119K 0.02% 1396
2025
Q2 		$257K Buy
25,752
+25,217
+4,713% +$858K 0.01% 1537
2025
Q1 		$47K Sell
535
-143
-21% -$12.6K ﹤0.01% 2006
2024
Q4 		$62.9K Buy
+678
New +$58.4K 0.01% 1858
2024
Q3 		– Sell
-604
Closed -$35.1K – 2081
2024
Q2 		$35.1K Buy
+604
New +$401K ﹤0.01% 1545

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

XTX Topco's JBIO Position: Q2 2026 in Review

XTX Topco reduced its Jade Biosciences (JBIO) stake by 24% in Q2 2026, selling an estimated $397K and leaving 59,093 shares worth $1.31M. The position accounts for 0.02% of the portfolio, ranked #1532.

XTX Topco first reported a position in JBIO in Q2 2024 and has held it in 8 quarters since. 153 funds tracked by Wall St. Rank hold JBIO as of Q2 2026.

  • XTX Topco held 59,093 shares of Jade Biosciences worth $1.31M as of Q2 2026.
  • XTX Topco sold 19,015 Jade Biosciences shares in Q2 2026, an estimated $397K.
  • Jade Biosciences made up 0.02% of XTX Topco's portfolio in Q2 2026, its #1532 holding.
  • XTX Topco first reported a position in Jade Biosciences in Q2 2024 and has held it in 8 quarters since.
  • 153 funds tracked by Wall St. Rank held Jade Biosciences as of Q2 2026.

Based on XTX Topco's 13F filing for Q2 2026, filed 14 Aug 2026.