Snapshot from Jun 26, 2026 at 07:00 UTC. For live data and tracking: View Live
Entities / Rosen Law Firm / Gossamer Bio

Rosen Law Firm & Gossamer Bio

1 shared events · Importance 3 · Last updated May 21, 2026

Importance
3
Shared Events
1
Actions
1
Sentiment
0
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Shared Events (1)
89
Business
Gossamer Bio PROSERA Study Failure Lawsuits
Rosen Law Firm: Rosen Law Firm is initiating and representing investors in a class action lawsuit against Gossamer Bio, seeking compensation for alleged securities fraud.
Gossamer Bio: Gossamer Bio is the defendant in multiple class action lawsuits following the failure of its Phase 3 PROSERA study, which led to an 80% drop in its stock price and potential delisting from Nasdaq-100. The lawsuits allege securities fraud due to undisclosed issues with the trial design.
Apr 01, 2026 · 228 articles
Actions (1)
100 Rosen Law Firm filed lawsuit Gossamer BioGossamer Bio PROSERA Study...
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