Apple stock struggles from Siri delay, Rivian rips higher

Yahoo Finance Senior Autos Reporter Pras Subramanian and Market Domination host Josh Lipton take a closer look at some of Friday's trending tickers and stories. Rivian (RIVN) stock continues to gain after the company posted strong fourth quarter results and forecast impressive delivery numbers. Applied Materials (AMAT) stock is surging after the company beat Wall Street's first quarter estimates. Apple (AAPL) had its worst trading day since April on news that the updated Siri will be delayed and that the company is facing scrutiny from the US Federal Trade Commission (FTC). To watch more expert insights and analysis on the latest market action, check out more Market Domination.