ROSEN, TRUSTED INVESTOR COUNSEL, Encourages Gossamer Bio, Inc. Investors to Secure Counsel Before Important Deadline in Securities Class Action – GOSS

Rosen Law Firm is notifying investors about multiple securities class action lawsuits. The primary case involves Gossamer Bio, Inc., where defendants allegedly made false statements about their Phase 3 PROSERA study design, particularly regarding placebo response controls at Latin American testing sites. Investors who purchased securities during the Class Period (June 16, 2025 - February 20, 2026) may be eligible for compensation. The lead plaintiff deadline is June 1, 2026.