Qube Research & Technologies (QRT)
UPB

Qube Research & Technologies (QRT)’s Upstream Bio Inc UPB Stock Holding History

Qube Research & Technologies (QRT)’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 		$6.77M Buy
978,500
+359,179
+58% +$3.01M 0.01% 1481
2026
Q1 		$5.57M Buy
+619,321
New +$11.1M 0.01% 1591

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

Qube Research & Technologies (QRT)'s UPB Position: Q2 2026 in Review

Qube Research & Technologies (QRT) increased its Upstream Bio Inc (UPB) stake by 58% in Q2 2026, buying an estimated $3.01M and bringing the position to 978,500 shares worth $6.77M. The position accounts for 0.01% of the portfolio, ranked #1481.

Qube Research & Technologies (QRT) first reported a position in UPB in Q1 2026 and has held it in 2 quarters since. 149 funds tracked by Wall St. Rank hold UPB as of Q2 2026.

  • Qube Research & Technologies (QRT) held 978,500 shares of Upstream Bio Inc worth $6.77M as of Q2 2026.
  • Qube Research & Technologies (QRT) bought 359,179 Upstream Bio Inc shares in Q2 2026, an estimated $3.01M.
  • Upstream Bio Inc made up 0.01% of Qube Research & Technologies (QRT)'s portfolio in Q2 2026, its #1481 holding.
  • Qube Research & Technologies (QRT) first reported a position in Upstream Bio Inc in Q1 2026 and has held it in 2 quarters since.
  • 149 funds tracked by Wall St. Rank held Upstream Bio Inc as of Q2 2026.

Based on Qube Research & Technologies (QRT)'s 13F filing for Q2 2026, filed 14 Aug 2026.