Man Group’s Upstream Bio Inc UPB Stock Holding History

Man Group’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	$511K	Buy	73,823 +52,669	+249%	+$441K	﹤0.01%	2057
2026 Q1	$190K	Buy	+21,154	New	+$381K	﹤0.01%	2303

Other funds holding UPB

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

OrbiMed New York $5.4B AUM 163.13% 1-Year Est. Return

Norges Bank Oslo, Norway $1T AUM

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Decheng Capital Menlo Park, California $732M AUM 275.56% 1-Year Est. Return

Enavate Sciences Menlo Park, California $345M AUM 134.64% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Millennium Management New York $276B AUM 44.8% 1-Year Est. Return

D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Man Group's UPB Position: Q2 2026 in Review

Man Group increased its Upstream Bio Inc (UPB) stake by 249% in Q2 2026, buying an estimated $441K and bringing the position to 73,823 shares worth $511K. The position accounts for ﹤0.01% of the portfolio, ranked #2057.

Man Group 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.

Man Group held 73,823 shares of Upstream Bio Inc worth $511K as of Q2 2026.
Man Group bought 52,669 Upstream Bio Inc shares in Q2 2026, an estimated $441K.
Upstream Bio Inc made up ﹤0.01% of Man Group's portfolio in Q2 2026, its #2057 holding.
Man Group 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 Man Group's 13F filing for Q2 2026, filed 14 Aug 2026.