Healthcare Sector Headlines: Merck, AbbVie, and Bayer in Focus
The healthcare industry remains a focal point this week with developments involving major players like Merck (MRK), AbbVie (ABBV), and Bayer (BAYRY). Meanwhile, the broader market saw declines as technology stocks continued to fall due to concerns over AI valuations.

Topics: AI valuations Nasdaq Composite S&P 500 technology sector