SCM
UPB

Sterling Capital Management’s Upstream Bio Inc UPB Stock Holding History

Sterling Capital Management’s Portfolio UPB Stock Details UPB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$4.91K Sell
710
-384
-35% -$3.22K ﹤0.01% 2622
2026
Q1 		$9.85K Sell
1,094
-825
-43% -$14.8K ﹤0.01% 2377
2025
Q4 		$52.1K Sell
1,919
-345
-15% -$8.59K ﹤0.01% 1787
2025
Q3 		$42.6K Buy
2,264
+1,323
+141% +$20.6K ﹤0.01% 1809
2025
Q2 		$10.3K Buy
941
+804
+587% +$7.42K ﹤0.01% 2112
2025
Q1 		$838 Sell
137
-112
-45% -$1.07K ﹤0.01% 2871
2024
Q4 		$4.09K Buy
+249
New +$5.56K ﹤0.01% 2544

Other funds holding UPB

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
O
OrbiMed New York $5.4B AUM 163.13% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $1T AUM
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
DC
Decheng Capital Menlo Park, California $732M AUM 275.56% 1-Year Est. Return
ES
Enavate Sciences Menlo Park, California $345M AUM 134.64% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Sterling Capital Management's UPB Position: Q2 2026 in Review

Sterling Capital Management reduced its Upstream Bio Inc (UPB) stake by 35% in Q2 2026, selling an estimated $3.22K and leaving 710 shares worth $4.91K. The position accounts for ﹤0.01% of the portfolio, ranked #2622.

Sterling Capital Management first reported a position in UPB in Q4 2024 and has held it in 7 quarters since. The position peaked at $52.1K in Q4 2025. 149 funds tracked by Wall St. Rank hold UPB as of Q2 2026.

  • Sterling Capital Management held 710 shares of Upstream Bio Inc worth $4.91K as of Q2 2026.
  • Sterling Capital Management sold 384 Upstream Bio Inc shares in Q2 2026, an estimated $3.22K.
  • Upstream Bio Inc made up ﹤0.01% of Sterling Capital Management's portfolio in Q2 2026, its #2622 holding.
  • Sterling Capital Management first reported a position in Upstream Bio Inc in Q4 2024 and has held it in 7 quarters since.
  • Sterling Capital Management's Upstream Bio Inc position peaked at $52.1K in Q4 2025.
  • 149 funds tracked by Wall St. Rank held Upstream Bio Inc as of Q2 2026.

Based on Sterling Capital Management's 13F filing for Q2 2026, filed 28 Jul 2026.