LGM
JBIO

Logos Global Management’s Jade Biosciences JBIO Stock Holding History

Logos Global Management’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 		$25M Buy
1,125,000
+725,000
+181% +$15.1M 1.08% 31
2026
Q1 		$5.62M Buy
400,000
+5,000
+1% +$72.4K 0.28% 55
2025
Q4 		$6.09M Sell
395,000
-230,000
-37% -$2.7M 0.37% 50
2025
Q3 		$5.39M Hold
625,000
– – 0.48% 46
2025
Q2 		$6.24M Buy
625,000
+585,000
+1,463% +$19.9M 0.69% 39
2025
Q1 		$3.51M Hold
40,000
– – 0.62% 28
2024
Q4 		$3.71M Buy
+40,000
New +$3.45M 0.43% 39

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

Logos Global Management's JBIO Position: Q2 2026 in Review

Logos Global Management increased its Jade Biosciences (JBIO) stake by 181% in Q2 2026, buying an estimated $15.1M and bringing the position to 1,125,000 shares worth $25M. The position accounts for 1.08% of the portfolio, ranked #31.

Logos Global Management first reported a position in JBIO in Q4 2024 and has held it in 7 quarters since. 154 funds tracked by Wall St. Rank hold JBIO as of Q2 2026.

  • Logos Global Management held 1,125,000 shares of Jade Biosciences worth $25M as of Q2 2026.
  • Logos Global Management bought 725,000 Jade Biosciences shares in Q2 2026, an estimated $15.1M.
  • Jade Biosciences made up 1.08% of Logos Global Management's portfolio in Q2 2026, its #31 holding.
  • Logos Global Management first reported a position in Jade Biosciences in Q4 2024 and has held it in 7 quarters since.
  • 154 funds tracked by Wall St. Rank held Jade Biosciences as of Q2 2026.

Based on Logos Global Management's 13F filing for Q2 2026, filed 14 Aug 2026.