Here’s a look at the companies making headlines in midday trading: Nvidia, Sherwin-Williams – shares of Nvidia and Sherwin-Williams were up about 0.5% and 4.6%. Nvidia plans to replace rival chipmaker Intel, while paint maker Sherwin-Williams will replace Dow. Intel shares fell more than 2.9%, and Dow Chemical Co. shares fell 2.1%. Berkshire Hathaway – Warren Buffett’s conglomerate revealed third-quarter operating profit totaled $10.1 billion, down about 6% from a year earlier, sending its shares down nearly 2% . It was also slightly below forecasts by analysts polled by FactSet. Talen Energy — Shares of Talen Energy fell more than 2% after the Federal Energy Regulatory Commission rejected a request to increase the amount of electricity delivered from the Susquehanna nuclear plant to Amazon data centers. Talen owns the nuclear power plant and sold the data center campus to Amazon in March in an unprecedented deal. Shares of Constellation Energy and Vistra fell simultaneously by approximately 12.5% ​​and 3.2%, respectively. Investors expect Constellation and Vistra to announce similar deals with technology companies at some point. Marriott International – The hotel company’s shares fell 1.6% after disappointing third-quarter earnings and forward guidance. Marriott reported adjusted earnings of $2.26 per share on revenue of $6.26 billion. Analysts expected earnings of $2.31 per share on revenue of $6.27 billion, according to FactSet. Fourth-quarter guidance was below Wall Street expectations. Peloton — Shares of the fitness equipment company rose 3.6% after Bank of America upgraded the stock to buy from underperform. The bank believes Peloton can grow EBITDA in the coming years under new CEO Peter Stern. Yum China Holdings Ltd. – Shares of Yum China Holdings Ltd. rose more than 7% after the Shanghai-based fast-food company reported revenue and profit growth in the third quarter. Yum China reported revenue growth of 5% year-over-year to $3.07 billion, a record quarterly high. Fox Corp. — Shares of Fox Corp. rose 2.7% after the media company’s fiscal first-quarter results topped Wall Street expectations. Fox Corp. reported adjusted earnings of $1.45 per share on revenue of $3.56 billion. That beat analysts polled by FactSet who expected earnings of $1.13 per share and revenue of $3.38 billion. Chewy — Chewy will replace Stericycle in the S&P MidCap 400 Index effective Wednesday, S&P Dow Jones Indices said Friday, sending the pet retailer’s shares up 6.3%. The New York Times – Digital subscriber growth for The New York Times fell short of expectations in the third quarter, sending shares of the media company under pressure even as the Times posted its strongest digital ad sales growth in more than two years. down 7.7%. The New York Times Technology Association also announced Monday morning that it has officially launched an unfair labor practices strike. —CNBC’s Michelle Fox, Lisa Kailai Han, Pia Singh, Sean Conlon and Samantha Subin contributed reporting.