Upstream Bio Stock News

Upstream Bio, Inc. achieved statistical significance in the phase 2 VIBRANT trial for Verekitug in treating patients with CRSwNP, supporting a Buy rating. Verekitug's once-every-12-weeks dosing offers competitive differentiation versus standard of care and existing biologics like Tezspire. Upcoming UPB catalysts includes phase 2 VALIANT data in severe asthma expected in Q1 of 2026.

WALTHAM, Mass., Nov. 25, 2025 (GLOBE NEWSWIRE) -- Upstream Bio, Inc. (Nasdaq: UPB), a clinical-stage company developing treatments for inflammatory diseases, with an initial focus on severe respiratory disorders, today announced that Rand Sutherland, MD, Chief Executive Officer of Upstream Bio, will be participating in the following upcoming investor conferences in December: Piper Sandler 37th ...

– Positive top-line results from VIBRANT Phase 2 trial of verekitug in CRSwNP reported in September showed statistically significant and clinically meaningful effects on primary and key secondary endpoints when administered once every 12 weeks –

WALTHAM, Mass., Oct. 31, 2025 (GLOBE NEWSWIRE) -- Upstream Bio, Inc. (Nasdaq: UPB), a clinical-stage company developing treatments for inflammatory diseases, with an initial focus on severe respiratory disorders, today announced that Rand Sutherland, MD, Chief Executive Officer of Upstream Bio, will be participating in the following upcoming investor conferences in November:

– Data show verekitug prevents TSLP binding to the TSLP receptor by occupying ligand binding sites – – Additionally, findings show that verekitug outcompetes TSLP in the presence of preformed heterodimeric receptor complexes – – Data support the potential of verekitug's unique mechanism of action to achieve a differentiated therapeutic effect across a broad range of TSLP-driven severe respirato...

WALTHAM, Mass., Sept. 09, 2025 (GLOBE NEWSWIRE) -- Upstream Bio, Inc. (Nasdaq: UPB), a clinical-stage company developing treatments for inflammatory diseases, with an initial focus on severe respiratory disorders, today announced that Rand Sutherland, MD, Chief Executive Officer of Upstream Bio, will participate in a fireside chat at the Stifel 2025 Virtual Immunology and Inflammation Forum on ...

Upstream Bio, Inc. - Special Call Company Participants Meggan Buckwell E. Sutherland - CEO & Director Aaron Deykin - Chief Medical Officer and Head of Research & Development Conference Call Participants Tessa Romero - JPMorgan Chase & Co, Research Division Yaron Werber - TD Cowen, Research Division Yasmeen Rahimi - Piper Sandler & Co., Research Division Matthew Phipps - William Blair & Company ...

– In this 24-week study, VIBRANT met its primary endpoint, with verekitug dosed every 12 weeks leading to a statistically significant and clinically meaningful reduction from baseline in placebo-adjusted endoscopic nasal polyp score (NPS) of -1.8 (p