BlackRock
JBIO

BlackRock’s Jade Biosciences JBIO Stock Holding History

BlackRock’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 		$62.2M Buy
2,801,451
+487,502
+21% +$10.2M ﹤0.01% 2531
2026
Q1 		$32.5M Sell
2,313,949
-556,364
-19% -$8.06M ﹤0.01% 2778
2025
Q4 		$44.3M Buy
2,870,313
+720,110
+33% +$8.45M ﹤0.01% 2599
2025
Q3 		$18.6M Buy
2,150,203
+435,855
+25% +$3.56M ﹤0.01% 3127
2025
Q2 		$17.1M Buy
1,714,348
+1,686,940
+6,155% +$57.4M ﹤0.01% 3126
2025
Q1 		$2.41M Sell
27,408
-461
-2% -$40.5K ﹤0.01% 3933
2024
Q4 		$2.58M Buy
27,869
+621
+2% +$53.5K ﹤0.01% 3964
2024
Q3 		$1.99M Sell
27,248
-840
-3% -$54.2K ﹤0.01% 4000
2024
Q2 		$1.63M Buy
28,088
+7,809
+39% +$5.18M ﹤0.01% 4024
2024
Q1 		$21M Sell
20,279
-505
-2% -$386K ﹤0.01% 2967
2023
Q4 		$16.5M Buy
20,784
+1,276
+7% +$650K ﹤0.01% 3114
2023
Q3 		$9.27M Buy
19,508
+1,718
+10% +$931K ﹤0.01% 3380
2023
Q2 		$10.7M Buy
17,790
+647
+4% +$414K ﹤0.01% 3389
2023
Q1 		$12.1M Sell
17,143
-228
-1% -$189K ﹤0.01% 3215
2022
Q4 		$17.8M Sell
17,371
-3,070
-15% -$2.23M ﹤0.01% 3101
2022
Q3 		$11.9M Buy
20,441
+288
+1% +$192K ﹤0.01% 3332
2022
Q2 		$11M Sell
20,153
-1,188
-6% -$567K ﹤0.01% 3457
2022
Q1 		$13.7M Buy
21,341
+489
+2% +$190K ﹤0.01% 3403
2021
Q4 		$8.61M Buy
20,852
+7,051
+51% +$3.57M ﹤0.01% 3764
2021
Q3 		$10.1M Buy
+13,801
New +$7.73M ﹤0.01% 3665

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
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
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

BlackRock's JBIO Position: Q2 2026 in Review

BlackRock increased its Jade Biosciences (JBIO) stake by 21% in Q2 2026, buying an estimated $10.2M and bringing the position to 2,801,451 shares worth $62.2M. The position accounts for ﹤0.01% of the portfolio, ranked #2531.

BlackRock first reported a position in JBIO in Q3 2021 and has held it in 20 quarters since. 154 funds tracked by Wall St. Rank hold JBIO as of Q2 2026.

  • BlackRock held 2,801,451 shares of Jade Biosciences worth $62.2M as of Q2 2026.
  • BlackRock bought 487,502 Jade Biosciences shares in Q2 2026, an estimated $10.2M.
  • Jade Biosciences made up ﹤0.01% of BlackRock's portfolio in Q2 2026, its #2531 holding.
  • BlackRock first reported a position in Jade Biosciences in Q3 2021 and has held it in 20 quarters since.
  • 154 funds tracked by Wall St. Rank held Jade Biosciences as of Q2 2026.

Based on BlackRock's 13F filing for Q2 2026, filed 7 Aug 2026.