Upstream Bio Inc. Company Profile
NASDAQ: UPBHealth CareBiotechnology: Pharmaceutical PreparationsUSD
At close: Oct 8, 4:00 PM ET · Delayed 15 min
Upstream Bio at a glance
Upstream Bio Inc. (NASDAQ: UPB) is a Biotechnology: Pharmaceutical Preparations company in the Health Care sector headquartered in Waltham, MA. Upstream Bio is led by Dr. E. Rand Sutherland M.D., M.P.H. and employs about 75 people. The company's shares have traded publicly since 2024.
At a market capitalization of $252.5 million, it is considered a small-cap company. Its SEC Central Index Key (CIK) is 0002022626, which identifies the company's filings on EDGAR.
Summary generated from market data by MetaCap's automated system. Methodology
What does Upstream Bio do?
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.
Business description based on the company's public filings.
Company information
- Legal name
- Upstream Bio Inc.
- Ticker
- NASDAQ: UPB
- Sector
- Health Care
- Industry
- Biotechnology: Pharmaceutical Preparations
- CEO
- Dr. E. Rand Sutherland M.D., M.P.H.
- Employees
- 75
- Headquarters
- 890 Winter Street, Waltham, MA, United States
- Phone
- 781 208 2466
- Website
- upstreambio.com
- IPO year
- 2024
- Market cap
- $252.49M
- SEC CIK
- 0002022626
- Latest annual report
- 10-K · Mar 26, 2026
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