Notable healthcare headlines for the week: Pfizer, Novo Nordisk, Moderna in focus

Core Viewpoint - Wall Street major averages experienced weekly losses due to struggles in the AI-tech trade, lower consumer sentiment, and the ongoing U.S. government shutdown [1] Market Performance - The Nasdaq index declined by 3% week to date [1] - The S&P 500 index fell by 1.6% week to date [1]