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Upstream Bio shares owned by PSP Research

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

Historical chart of PSP Research investment in Upstream Bio

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

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Quarterly reported holdings in Upstream Bio by PSP Research

Quarter filed Position value Share count Share price at filing
2025-12-31 $479k 18k 27.15

More positions owned by PSP Research

Ishares Tr 0-3 Mnth Treasry (SGOV)
Praxis Precision Medicines I Com New (PRAX)
Travere Therapeutics (TVTX)
Tyra Biosciences (TYRA)
Pharvaris N V (PHVS)
Jazz Pharmaceuticals Shs Usd (JAZZ)
Celldex Therapeutics Com New (CLDX)
Cg Oncology (CGON)
Belite Bio Sponsored Ads (BLTE)
Ascendis Pharma A/s Sponsored Adr (ASND)
Apellis Pharmaceuticals (APLS)
Terns Pharmaceuticals (TERN)
Revolution Medicines (RVMD)
Centessa Pharmaceuticals Sponsored Ads (CNTA)
Bridgebio Pharma (BBIO)

View all positions for PSP Research

Top funds holding Upstream Bio

FMR
OrbiMed Advisors
BlackRock
Decheng Capital
Norges Bank Investment Management
Enavate Sciences GP
Vanguard Group
UBS Group
Altshuler Shaham
Bain Capital Life Sciences Investors
Omega Fund Management
State Street Corporation
VR Adviser
Wellington Management Company
Geode Capital Management

View all funds holding Upstream Bio