Gossamer Bio Faces Investigation for Possible Securities Fraud
ByAinvest
Wednesday, Mar 18, 2026 10:02 am ET1min read
GOSS--
Gossamer Bio's stock price plummeted 80.14% after the company announced its Phase 3 PROSERA trial failed to meet its primary endpoint. The trial was designed to evaluate the efficacy of seralutinib in patients with pulmonary arterial hypertension, a key component of the company's clinical pipeline. Investors are encouraged to contact the Portnoy Law Firm for a case evaluation and to discuss options for pursuing claims to recover their losses.
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