Metsera (MTSR) Delists as Pfizer Closes Up to $10 Billion Obesity Drug Deal – All the Key Updates on November 17, 2025
Pfizer completed its $10 billion acquisition of Metsera on November 13, 2025, making Metsera a wholly owned subsidiary and delisting its shares from Nasdaq. Metsera stock last traded at about $70.50 per share before removal. S&P and FTSE Russell are dropping MTSR from their indices. Antitrust scholars are citing Novo Nordisk’s failed bid as a case study in attempted monopolization.