Houghton Adam

EDGAR CIK 0002031691

Upstream Bio, Inc. - UPB

Officer
Chief Business Officer
Direct Buys
0
$0
0 Shares
Direct Sells
2
($10,764)
-1,399 Shares
Indirect Buys
0
$0
0 Shares
Indirect Sells
0
$0
0 Shares
Monthly Values

Transaction Filed Type Shares @ Price Value Balance ( Change % ) Ownership
06/16/2026
06/17/2026
Sell
-700 @ $6.10
($4,270) 23,601 (-2.88%) Direct
03/16/2026
03/17/2026
Sell
-699 @ $9.29
($6,494) 24,301 (-2.80%) Direct