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UPB

Upstream Bio Inc

Name Holding Trade Value Shares
Change
Change in
Stake
Alyeska Investment Group
151
Alyeska Investment Group
Illinois
– -$2.68M -298,329 Closed
PM
152
Prosight Management
Texas
– -$2.17M -241,123 Closed
TCM
153
TCG Crossover Management
California
– -$1.63M -181,063 Closed
Marshall Wace
154
Marshall Wace
United Kingdom
– -$601K -66,770 Closed
ACM
155
ADAR1 Capital Management
Texas
– -$315K -35,000 Closed
ACM
156
Aquatic Capital Management
Illinois
– -$283K -31,484 Closed
BFG
157
Bleakley Financial Group
New Jersey
– -$260K -28,864 Closed
Tudor Investment Corp
158
Tudor Investment Corp
Connecticut
– -$238K -26,412 Closed
MAM
159
Martingale Asset Management
Massachusetts
– -$236K -26,223 Closed
Victory Capital Management
160
Victory Capital Management
Texas
– -$233K -25,866 Closed
Susquehanna International Group
161
Susquehanna International Group
Pennsylvania
– -$134K -15,961 Closed
Franklin Resources
162
Franklin Resources
California
– -$131K -14,589 Closed
Corient Private Wealth
163
Corient Private Wealth
Florida
– -$109K -12,157 Closed
WG
164
Wellington Group
Indiana
– -$27K -3,000 Closed
LFG
165
Larson Financial Group
Missouri
– -$9.96K -1,107 Closed
VCM
166
Versant Capital Management
Arizona
– -$6.86K -762 Closed
MCM
167
MAI Capital Management
Ohio
– -$1.54K -171 Closed
TM
168
Torren Management
California
– -$1.46K -162 Closed
N
169
Natixis
France
– -$1.08K -120 Closed
WPA
170
Wealth Preservation Advisors
Tennessee
– -$774 -86 Closed
S
171
SignatureFD
Georgia
– -$594 -66 Closed
AAS
172
Ameritas Advisory Services
Nebraska
– -$279 -31 Closed
CIAM
173
Caitong International Asset Management
Hong Kong
– -$207 -23 Closed
RFP
174
Root Financial Partners
California
– -$180 -20 Closed
PA
175
Parallel Advisors
California
– -$18 -2 Closed