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UPB

Upstream Bio Inc

Name Holding Trade Value Shares
Change
Change in
Stake
Fidelity Investments
1
Fidelity Investments
Massachusetts
$44.4M +$761K +79,672 +1%
O
2
OrbiMed
New York
$34.8M
DC
3
Decheng Capital
California
$20.1M
TCM
4
TCG Crossover Management
California
$17.1M
ES
5
Enavate Sciences
California
$15.1M
DTC
6
Deep Track Capital
Connecticut
$14.1M +$12.4M +1,299,567 +130%
BCLSI
7
Bain Capital Life Sciences Investors
Massachusetts
$14M
VA
8
VR Adviser
New York
$14M
SB
9
Samsara BioCapital
California
$12.7M -$1.43M -150,000 -7%
OFM
10
Omega Fund Management
Massachusetts
$12.5M
Wellington Management Group
11
Wellington Management Group
Massachusetts
$8.03M -$2.58M -269,697 -17%
BlackRock
12
BlackRock
New York
$7.26M +$649K +67,968 +6%
AllianceBernstein
13
AllianceBernstein
Tennessee
$6.68M -$192K -20,151 -2%
Norges Bank
14
Norges Bank
Norway
$5.94M -$287K -30,084 -3%
Vanguard Group
15
Vanguard Group
Pennsylvania
$5.55M -$76.4K -7,995 -0.9%
SL
16
Siren LLC
Connecticut
$4.83M -$110K -11,550 -1%
NCM
17
Nantahala Capital Management
Connecticut
$3.64M -$48K -5,029 -0.8%
AS
18
Altshuler Shaham
Israel
$3.52M +$30.9M +3,235,293 New
WP
19
Woodline Partners
California
$3.41M +$292K +30,552 +6%
Geode Capital Management
20
Geode Capital Management
Massachusetts
$2.51M +$453K +47,408 +13%
Marshall Wace
21
Marshall Wace
United Kingdom
$1.87M +$136K +14,229 +5%
GPP
22
Great Point Partners
Connecticut
$1.84M
State Street
23
State Street
Massachusetts
$1.81M +$462K +48,400 +20%
PHP
24
Parkman Healthcare Partners
Connecticut
$1.43M +$2.23M +233,563 New
LCM
25
Lynx1 Capital Management
Puerto Rico
$1.34M -$199K -20,795 -9%