Angelini Pharma to Acquire Catalyst Pharmaceuticals for 4.1 Billion USD (3.5 Billion Euros), Entering the U.S. Market and Consolidating its Leadership in Brain Health and Rare Disease
• The Boards of Directors of Angelini Pharma and Catalyst Pharmaceuticals have unanimously approved the acquisition of Catalyst Pharmaceuticals at 31.50 USD per share in cash, for a total consideration of approximately 4.1 billion USD, representing a premium of 28% to the 30-day volume-weighted average trading price as of April 22, 2026