Eli Lilly is trading 4.51% up at ARS 36140.00 after weekly prescriptions for oral obesity pill Foundayo climbed 14% to approximately 38,900, while Novo Nordisk’s competing Wegovy declined.

  • Investors also responded to Lilly’s acquisition of rights to an Alzheimer’s drug candidate and a new OmniAb collaboration.
  • The broader healthcare sector remains supportive, though major U.S. indexes are lower on August 20, 2026; the move appears primarily company-driven, with medium confidence because coverage is limited.