Sionna Therapeutics Director Executes $13.36 Million Stock Sale Amid Clinical Milestones
Peter A. Thompson, a director at Sionna Therapeutics, Inc. (NASDAQ: SION), has completed the sale of 292,952 shares of common stock. The transactions, totaling approximately $13.36 million, were conducted in May 2026 and highlight significant insider movement while the company progresses through critical clinical trial phases for cystic fibrosis tr…