Upstream Bio
Manufacturing · Massachusetts, United States · 51-200 Employees
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Overview
Headquarters
460 Totten Pond Rd Ste 420, Waltham, Mas...Website
www.upstreambio.comRevenue
<$5 MillionStock Symbol
UPBIndustry
ZI Rank: 1
Signal Type
Mar
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ZI Rank
1
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About Upstream Bio
At Upstream Bio we strive to reach the source of inflammation and conquer it. Our lead program is a clinical-stage monoclonal antibody that inhibits the TSLP receptor. TSLP is a validated target positioned upstream of multiple signaling cascades that affect a variety of immune cells pivotal to common and rare diseases.Explore more
Upstream Bio Org Chart
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Company Profile Activity
Activity Insights
Upstream Bio is experiencing very low activity levels compared to other companies in the Manufacturing sector.
What does this means?
Upstream Bio is drawing exceptional interest within the Manufacturing industry, suggesting notable developments or strong market momentum, learn more about Upstream Bio.
Upstream Bio financials insights
Gather financial insights about Upstream Bio, including details on funding rounds, investors, total funding, and acquisitions, to gain a comprehensive understanding of their financial strategy.
2022
Series A
$2B
2023
Series B
$200M
2024
Stock Offering
$255M
Upstream Bio Tech Stack
A closer look at the technologies used by Upstream Bio
Most Recent Scoops
Person-Based
Michael Gray sold 853 shares for $5,203.30 in June 2026, contributing to negative insider sentiment.
Stake & Stock Ownership, Finance, Financial Transactions
Person-Based
Pharmaceuticals, Clinical Operations
Facilities Relocation / Expansion
Upstream Bio is planning to move offices in January 2027. The move will impact approximately 50 employees at the existing office located at 890 Winter Street, Waltham, MA.
Facilities Relocation/Expansion
Project
Laboratory Operations, Medical Research, Clinical Operations
Project
Laboratory Operations, Medical Research, Clinical Operations
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Frequently Asked Questions Regarding Upstream Bio
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At Upstream Bio we strive to reach the source of inflammation and conquer it. Our lead program is a clinical-stage monoclonal antibody that inhibits the TSLP receptor. TSLP is a validated target positioned upstream of multiple signaling cascades that affect a variety of immune cells pivotal to common and rare diseases.... Read More
