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UPSTREAM BIO (UPB)
Key Performance
More- Earnings Score: N/A
- Momentum Score: 7
- True Yield: N/A
- Financial Health Score: N/A
Latest Research & News
Over 65 pharmaceutical companies are advancing 75+ pipeline COPD drugs, with the treatment landscape evolving beyond traditional bronchodilators toward targeted biologics and anti-inflammatory therapies. Recent clinical trial successes include AstraZeneca's tozorakimab meeting primary endpoints in Phase III trials, and multiple companies progressing novel candidates through various development stages.
04/23/2026, 1:00 PM • GlobeNewswire
The severe asthma drug development pipeline shows strong momentum with 30+ pharmaceutical companies actively developing 35+ pipeline therapies across various clinical stages. Key players including AstraZeneca, Generate Biomedicines, GSK, and others are advancing promising candidates targeting thymic stromal lymphopoietin inhibitors and interleukin pathways. Recent approvals and positive trial results, including GSK's Exdensur and Upstream Bio's verekitug, demonstrate progress in addressing this unmet medical need.
04/07/2026, 1:00 PM • GlobeNewswire
From Lungs To Nasal Polyps: Sanofi Finds Success With 2-in-1 Inflammation Blocker
Sanofi reported positive Phase 2 data for lunsekimig, its bispecific antibody targeting TSLP and IL-13. The drug met primary endpoints in asthma and nasal polyp studies with significant improvements in exacerbations and polyp size. However, an atopic dermatitis trial missed its primary endpoint, though secondary measures showed some clinical activity. The drug demonstrated a favorable safety profile across all studies.
04/07/2026, 7:02 AM • Benzinga
Upstream Bio announced additional analyses from its Phase 2 VIBRANT trial of verekitug for chronic rhinosinusitis with nasal polyps (CRSwNP). The drug met its primary endpoint with a nasal polyp score reduction of -1.95 (p < 0.0001) and reduced the need for surgery or systemic corticosteroids by 76% compared to placebo. The company plans to initiate Phase 3 trials in CRSwNP and severe asthma following regulatory interactions.
03/01/2026, 9:45 AM • GlobeNewswire
Upstream Bio announced it will present additional efficacy analyses from the Phase 2 VIBRANT trial of verekitug for chronic rhinosinusitis with nasal polyps at the AAAAI Congress 2026. The presentation will include new analyses assessing verekitug's efficacy with adjustment for concomitant rescue therapy use. Verekitug is a novel monoclonal antibody targeting the TSLP receptor and is currently in development for multiple inflammatory diseases including severe asthma and COPD.
02/26/2026, 7:00 AM • GlobeNewswire
Upstream Bio to Participate in Upcoming March Investor Conferences
Upstream Bio announced that CEO Rand Sutherland will participate in two major investor conferences in March 2026: the TD Cowen 46th Annual Health Care Conference on March 4 and the Leerink Partners Global Healthcare Conference on March 9. The company is developing verekitug, a TSLP receptor antagonist in Phase 2 trials for severe respiratory disorders including chronic rhinosinusitis with nasal polyps, severe asthma, and COPD.
02/25/2026, 7:00 AM • GlobeNewswire
Upstream Bio announced it will report top-line results from the Phase 2 VALIANT trial of verekitug, a TSLP receptor antagonist for severe asthma treatment, on February 11, 2026. The trial evaluated 478 patients across multiple dosing regimens in a randomized, double-blind, placebo-controlled study.
02/10/2026, 6:00 PM • GlobeNewswire
Upstream Bio to Participate in Upcoming November Investor Conferences
Upstream Bio, a clinical-stage biotechnology company, will participate in multiple investor conferences in November 2025, presenting its research on verekitug, a potential treatment for inflammatory respiratory diseases.
10/31/2025, 7:00 AM • GlobeNewswire
Peers
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MoreInformation as of 06/22/2026
Company Profile
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.
Key Executives
- E. Rand Sutherland
- Aaron Deykin
- Michael Paul Gray
- Allison Ambrose
- Fang Xie
Current Ownership Distribution
- Institutions230.5M (96.17%)
- Mutual Funds8.9M (3.72%)
- Insiders275,029 (0.11%)
- Other0 (0.00%)