Shares of Amazon surged after signing an agreement with ChatGPT owner OpenAI, while Kimberly-Clark announced a deal to acquire Kenvue, causing its stock to fall and Kenvue’s to soar. Major U.S. equities indexes ended mixed, with IDEXX Laboratories leading the S&P 500 in performance after positive third quarter results. Moderna stock sank after reports of partnership talks.

Read more at Yahoo Finance: Amazon Stock Jumps After OpenAI Deal; Kimberly-Clark Acquires Kenvue