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Upstream Bio shares owned by Millennium Management

Quarter-by-quarter ownership of Upstream Bio (UPB) shares owned by Millennium Management from 13F filings

Historical chart of Millennium Management investment in Upstream Bio

Tip: Access up to 7 years of quarterly data

All positions including Upstream Bio held by Millennium Management consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Upstream Bio by Millennium Management

Quarter filed Position value Share count Share price at filing
2025-09-30 $755k 40k 18.81
2025-03-31 $378k 62k 6.12

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View all positions for Millennium Management

Top funds holding Upstream Bio

FMR
OrbiMed Advisors
Decheng Capital
BlackRock
Enavate Sciences GP
Vanguard Group
Bain Capital Life Sciences Investors
TCG Crossover Management
Altshuler Shaham
Omega Fund Management
VR Adviser
Wellington Management Company
State Street Corporation
Samsara BioCapital
Marshall Wace

View all funds holding Upstream Bio