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Upstream Bio shares owned by Ameritas Advisory Services

Quarter-by-quarter ownership of Upstream Bio (UPB) shares owned by Ameritas Advisory Services from 13F filings

Historical chart of Ameritas Advisory Services investment in Upstream Bio

Tip: Access up to 7 years of quarterly data

All positions including Upstream Bio held by Ameritas Advisory Services consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Upstream Bio by Ameritas Advisory Services

Quarter filed Position value Share count Share price at filing
2026-03-31 $279 31 9.00

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View all positions for Ameritas Advisory Services

Top funds holding Upstream Bio

FMR
OrbiMed Advisors
BlackRock
Decheng Capital
Enavate Sciences GP
Vanguard Group
Vanguard Capital Management
Omega Fund Management
State Street Corporation
Y-Intercept
Federated Investors
Geode Capital Management
Millennium Management
Wellington Management Company
SEB Asset Management AB

View all funds holding Upstream Bio