OFM
UPB

Omega Fund Management’s Upstream Bio, Inc. Common Stock UPB Stock Holding History

Omega Fund Management’s Portfolio UPB Stock Details UPB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change % 		Capital Flow Portfolio Weight Portfolio Position
2025
Q2 		$22.4M Hold
2,036,293
– – 14.48% 3
2025
Q1 		$12.5M Hold
2,036,293
– – 7.35% 6
2024
Q4 		$33.5M Buy
+2,036,293
New +$33.5M 21.71% 3