JO
JBIO

John Overdeck’s Jade Biosciences JBIO Stock Holding History

John Overdeck’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 		$1.01M Buy
45,361
+27,110
+149% +$565K ﹤0.01% 3610
2026
Q1 		$256K Buy
18,251
+1,755
+11% +$25.4K ﹤0.01% 4163
2025
Q4 		$255K Sell
16,496
-8,114
-33% -$95.2K ﹤0.01% 3662
2025
Q3 		$212K Buy
+24,610
New +$201K ﹤0.01% 3359
2025
Q2 		– Sell
-5,851
Closed -$514K – 3183
2025
Q1 		$514K Sell
5,851
-610
-9% -$53.6K ﹤0.01% 2511
2024
Q4 		$599K Sell
6,461
-2,485
-28% -$214K ﹤0.01% 2452
2024
Q3 		$654K Buy
8,946
+980
+12% +$63.2K ﹤0.01% 2341
2024
Q2 		$463K Buy
7,966
+7,311
+1,116% +$4.85M ﹤0.01% 2408
2024
Q1 		$678K Buy
655
+376
+135% +$287K ﹤0.01% 2186
2023
Q4 		$221K Sell
279
-58
-17% -$29.6K ﹤0.01% 2803
2023
Q3 		$160K Sell
337
-520
-61% -$282K ﹤0.01% 2679
2023
Q2 		$515K Buy
857
+528
+160% +$338K ﹤0.01% 2318
2023
Q1 		$232K Sell
329
-275
-46% -$228K ﹤0.01% 2512
2022
Q4 		$619K Buy
+604
New +$439K ﹤0.01% 1929

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

John Overdeck's JBIO Position: Q2 2026 in Review

John Overdeck increased its Jade Biosciences (JBIO) stake by 149% in Q2 2026, buying an estimated $565K and bringing the position to 45,361 shares worth $1.01M. The position accounts for ﹤0.01% of the portfolio, ranked #3610.

John Overdeck first reported a position in JBIO in Q4 2022 and has held it in 14 quarters since. 153 funds tracked by Wall St. Rank hold JBIO as of Q2 2026.

  • John Overdeck held 45,361 shares of Jade Biosciences worth $1.01M as of Q2 2026.
  • John Overdeck bought 27,110 Jade Biosciences shares in Q2 2026, an estimated $565K.
  • Jade Biosciences made up ﹤0.01% of John Overdeck's portfolio in Q2 2026, its #3610 holding.
  • John Overdeck first reported a position in Jade Biosciences in Q4 2022 and has held it in 14 quarters since.
  • 153 funds tracked by Wall St. Rank held Jade Biosciences as of Q2 2026.

Based on Two Sigma Investments's 13F filing for Q2 2026, filed 14 Aug 2026.