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Upstream Bio shares owned by Jump Financial

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

Historical chart of Jump Financial investment in Upstream Bio

Tip: Access up to 7 years of quarterly data

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

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Quarterly reported holdings in Upstream Bio by Jump Financial

Quarter filed Position value Share count Share price at filing
2026-03-31 $2.9M 319k 9.00

More positions owned by Jump Financial

iShares Russell 2000 ETF Etf (IWM)
Invesco QQQ Trust Series 1 Etf Call Option (QQQ)
State Street SPDR S&P 500 ETF Trust Etf Call Option (SPY)
iShares iBoxx USD High Yield Corporate Bond ETF Etf Call Option (HYG)
State Street Energy Select Sector SPDR ETF Etf (XLE)
Super Micro Computer Convertible bond (Principal)
iShares Core S&P 500 ETF Etf (IVV)
iShares 20 Year Treasury Bond ETF Etf Call Option (TLT)
State Street Consumer Discretionary Select Sector SPDR ETF Etf (XLY)
iShares Silver Trust Etf (SLV)
Direxion Daily Semiconductor Bull 3X ETF Etf (SOXL)
CME Group Common Stock (CME)
Sandisk Corp Common Stock (SNDK)
Microsoft Corp Common Stock (MSFT)
Alibaba Group Holding Convertible bond (Principal)

View all positions for Jump Financial

Top funds holding Upstream Bio

FMR
OrbiMed Advisors
BlackRock
Decheng Capital
Enavate Sciences GP
Vanguard Capital Management
Y-Intercept
Federated Investors
Geode Capital Management
Millennium Management
SEB Asset Management AB
Bain Capital Life Sciences Investors
Woodline Partners
D. E. Shaw & Co
Parkman Healthcare Partners

View all funds holding Upstream Bio