Davidson Kempner Capital Management’s Upstream Bio, Inc. Common Stock UPB Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q1
Sell
-12,500
Closed -$205K 240
2024
Q4
$205K Buy
+12,500
New +$205K ﹤0.01% 150