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UPB

Upstream Bio Inc

Name Holding Trade Value Shares
Change
Change in
Stake
Fidelity Investments
1
Fidelity Investments
Massachusetts
$152M +$2.32M +149,533 +2%
O
2
OrbiMed
New York
$107M
DC
3
Decheng Capital
California
$61.8M
BlackRock
4
BlackRock
New York
$49M +$7.88M +507,200 +24%
ES
5
Enavate Sciences
California
$46.3M
Vanguard Group
6
Vanguard Group
Pennsylvania
$45.9M +$4.22M +271,718 +13%
BCLSI
7
Bain Capital Life Sciences Investors
Massachusetts
$45.9M
TCM
8
TCG Crossover Management
California
$39.8M -$10.6M -684,660 -24%
AS
9
Altshuler Shaham
Israel
$26.7M -$30.7M -1,977,619 -58%
OFM
10
Omega Fund Management
Massachusetts
$25.5M -$10.6M -680,000 -33%
VA
11
VR Adviser
New York
$22M -$17.5M -1,126,021 -49%
Wellington Management Group
12
Wellington Management Group
Massachusetts
$21.2M -$1.55M -99,900 -8%
State Street
13
State Street
Massachusetts
$21M +$9.84M +633,206 +132%
SB
14
Samsara BioCapital
California
$18.1M -$7.47M -481,077 -33%
Marshall Wace
15
Marshall Wace
United Kingdom
$16.3M +$8.97M +577,473 +199%
PHP
16
Parkman Healthcare Partners
Connecticut
$15.9M +$1.99M +127,998 +18%
Geode Capital Management
17
Geode Capital Management
Massachusetts
$15.4M +$2.65M +170,474 +26%
SL
18
Siren LLC
Connecticut
$14.8M
WP
19
Woodline Partners
California
$11.3M +$684K +44,000 +8%
NCM
20
Nantahala Capital Management
Connecticut
$11.2M
IHAM
21
Integral Health Asset Management
New York
$10.8M +$8.93M +575,000 New
GPP
22
Great Point Partners
Connecticut
$5.64M
Charles Schwab
23
Charles Schwab
California
$5.36M +$1.66M +106,575 +60%
UBS Group
24
UBS Group
Switzerland
$5.12M +$612K +39,384 +17%
Northern Trust
25
Northern Trust
Illinois
$4.79M +$395K +25,416 +11%