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Upstream Bio shares owned by GAMMA Investing

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

Historical chart of GAMMA Investing investment in Upstream Bio

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

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Quarterly reported holdings in Upstream Bio by GAMMA Investing

Quarter filed Position value Share count Share price at filing
2025-09-30 $17k 890 18.81
2025-06-30 $7.6k 693 10.98
2025-03-31 $3.6k 593 6.12

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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