The Dow opened down 0.8%, the S&P 500 down 0.5%, and the Nasdaq down 0.4%.

Broadcom rose 4.3%, with last quarter's performance exceeding expectations, and expecting AI chip revenue to surpass one billion dollars next year. Trade Desk surged 23.4%, as OpenAI and the company held preliminary discussions on advertising sales. Berkshire Hathaway increased by 1.6%, with CEO Abel Burt purchasing $15.3 million worth of stocks and planning to buy every year. Veeva Systems went up 9.5%, with Q4 performance and guidance both surpassing expectations. Victoria's Secret dropped by 6.8%, with Q4 performance falling short of expectations.