Wall Street surged on Thursday, led by chip stocks and Microsoft’s strong forecast. Microsoft’s forecast eased investor concerns about massive artificial intelligence infrastructure spending. Other tech giants like Alphabet and Meta faced pressure from significant AI investment costs. The PHLX chip index saw substantial gains, with several companies reporting increases. Economic data showed slower growth and moderating inflation, while bond yields remained elevated.
Warren Buffett sounds alarm as stock market warning returns for only second time in 155 years
Warren Buffett’s caution comes as the S&P 500’s CAPE ratio approaches levels seen only during periods of extreme valuations. While elevated readings can signal weaker
September 19, 2026