Upstream Bio, Inc. (UPB) Stock

NASDAQ: UPBHealthcare company in the biotechnology industry, based in Waltham, MA.

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Upstream Bio annual financials

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Fiscal yearRevenueNet incomeEPS
FY2025$2.9M-$143.4M-$2.66
FY2024$2.4M-$62.8M-$18.55
FY2023$2.4M-$20.5M—
FY2022$1.2M-$23.9M—

Fiscal year ending December 31. Source: company filings via EODHD.

About Upstream Bio, Inc.

Upstream Bio, Inc., a clinical-stage biotechnology company, develops treatments for inflammatory diseases focusing on severe respiratory disorders. It offers verekitug, which is in Phase 2 trials for the treatment of severe asthma and chronic rhinosinusitis with nasal polyps and chronic obstructive pulmonary disease and in Phase I clinical trial for treating chronic obstructive pulmonary disease. The company was incorporated in 2021 and is headquartered in Waltham, Massachusetts.

Upstream Bio stock FAQ

What is the Upstream Bio stock ticker symbol?

Upstream Bio, Inc. trades on the NASDAQ under the ticker symbol UPB.

What sector and industry is Upstream Bio in?

Upstream Bio, Inc. is classified in the Healthcare sector, Biotechnology industry.

How many employees does Upstream Bio have?

Upstream Bio, Inc. has about 75 full-time employees.

What were Upstream Bio's revenue and earnings last fiscal year?

Upstream Bio reported revenue of $2.9M and net income of -$143.4M in fiscal 2025, with earnings per share of -$2.66. Revenue grew 20.4% from the prior year.

Is Upstream Bio in the Russell 2000?

Yes. Upstream Bio, Inc. (UPB) is a component of the Russell 2000, the benchmark index of U.S. small-cap stocks.

When did Upstream Bio go public?

Upstream Bio stock began trading on October 11, 2024.

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