Metsera (NASDAQ: MTSR): Pfizer Clinches $10B Deal as Novo Nordisk Bows Out — What to Know Today (Nov. 8, 2025)
Pfizer agreed to acquire Metsera for up to $10 billion, outbidding Novo Nordisk and ending a heated takeover battle. Metsera shareholders will vote on the deal Nov. 13, with closing expected soon after pending approvals. Shares of MTSR surged to $83.18 following the announcement. Regulators are expected to review the deal’s impact on the obesity-drug market.