Core Viewpoint - Sanofi has successfully completed the acquisition of Blueprint Medicines, enhancing its portfolio with a commercialized medicine and a promising pipeline focused on systemic mastocytosis and other KIT-driven diseases [1][6]. Group 1: Acquisition Details - The acquisition includes Ayvakit/Ayvakyt (avapritinib), the only approved medicine for advanced and indolent systemic mastocytosis in the US and EU [3][10]. - Sanofi also acquired elenestinib, a next-generation investigational medicine for systemic mastocytosis, currently undergoing a phase 2/3 clinical study [4]. - Additionally, BLU-808, an investigational oral KIT inhibitor, was part of the acquisition, targeting a range of inflammatory diseases [5]. Group 2: Financial Aspects - The tender offer for Blueprint's shares was completed on July 17, 2025, with all conditions satisfied [6]. - Sanofi financed the acquisition through cash on hand and proceeds from commercial paper issuances, indicating it will not significantly impact the company's financial guidance for 2025 [7]. - The acquisition is expected to be immediately accretive to gross margin and business operating income, as well as EPS after 2026 [7]. Group 3: Market Impact - Following the acquisition, Blueprint common stock will cease trading on the NASDAQ Global Select Stock Market as of July 18, 2025 [9]. - All shares not validly tendered will convert to a cash payment of $129.00 per share, plus potential contingent payments of up to $6.00 per share based on milestone achievements [8].