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Upstream Bio shares owned by Winton Capital

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

Historical chart of Winton Capital investment in Upstream Bio

Tip: Access up to 7 years of quarterly data

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

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Quarterly reported holdings in Upstream Bio by Winton Capital

Quarter filed Position value Share count Share price at filing
2026-06-30 $137k 20k 6.92

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Invesco Exch Traded Fd Tr Ii Sr Ln Etf (BKLN)
Solstice Advanced Matls Com Shs (SOLS)
Kla Corp Com New (KLAC)
Masco Corporation (MAS)
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CSX Corporation (CSX)
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AES Corporation (AES)
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View all positions for Winton Capital

Top funds holding Upstream Bio

FMR
OrbiMed Advisors
Norges Bank Investment Management
BlackRock
Decheng Capital
Enavate Sciences GP
Vanguard Capital Management
Millennium Management
D. E. Shaw & Co
Jpmorgan Chase & Co
Qube Research & Technologies
Parkman Healthcare Partners
Geode Capital Management
SEB Asset Management AB
Woodline Partners

View all funds holding Upstream Bio