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UPB

Upstream Bio Inc

Name Holding Trade Value Shares
Change
Change in
Stake
Susquehanna International Group
51
Susquehanna International Group
Pennsylvania
$1.52M +$1.39M +55,841 New
SGM
52
Seven Grand Managers
New York
$1.36M +$1.24M +50,000 New
YIH
53
Y-Intercept (HK)
Hong Kong
$1.26M +$1.16M +46,559 New
AA
54
ALPS Advisors
Colorado
$1.2M +$458K +18,414 +71%
RhumbLine Advisers
55
RhumbLine Advisers
Massachusetts
$1.13M -$196K -7,883 -16%
Rafferty Asset Management
56
Rafferty Asset Management
New York
$1.05M +$104K +4,162 +12%
Wells Fargo
57
Wells Fargo
California
$999K +$290K +11,634 +46%
TI
58
Trexquant Investment
Connecticut
$843K +$773K +31,049 New
AllianceBernstein
59
AllianceBernstein
Tennessee
$842K +$278K +11,160 +56%
AQR Capital Management
60
AQR Capital Management
Connecticut
$828K +$13.7K +549 +2%
D.E. Shaw & Co
61
D.E. Shaw & Co
New York
$736K +$674K +27,091 New
Swiss National Bank
62
Swiss National Bank
Switzerland
$722K +$662K +26,600 New
DP
63
Diadema Partners
New Jersey
$557K +$510K +20,500 New
MIM
64
MetLife Investment Management
New Jersey
$534K -$50.1K -2,013 -9%
T. Rowe Price Associates
65
T. Rowe Price Associates
Maryland
$534K +$28.3K +1,135 +6%
PR
66
PSP Research
Pennsylvania
$479K +$439K +17,634 New
Mirae Asset Global ETFs Holdings
67
Mirae Asset Global ETFs Holdings
Hong Kong
$475K +$15.6K +628 +4%
PCM
68
Prelude Capital Management
New York
$450K +$20.5K +825 +5%
Renaissance Technologies
69
Renaissance Technologies
New York
$445K +$408K +16,400 New
QCM
70
Quantinno Capital Management
New York
$419K +$13.1K +526 +4%
XT
71
XTX Topco
Cayman Islands
$410K +$376K +15,091 New
California State Teachers Retirement System (CalSTRS)
72
California State Teachers Retirement System (CalSTRS)
California
$398K +$311K +12,476 +573%
PA
73
Profund Advisors
Maryland
$396K +$363K +14,582 New
GCM
74
Graham Capital Management
Connecticut
$372K +$341K +13,712 New
Legal & General Group
75
Legal & General Group
United Kingdom
$372K +$268K +10,785 +369%