The Shutdown Is Over. Winter Is Usually Good For Stocks. Here's Why Investors Are Selling.

Michael Nagle / Bloomberg via Getty Images Stocks slid on Thursday as the longest government shutdown in U.S. history drew to a close. Key Takeaways Tech stocks led the major indexes lower on Thursday as investors turned their attention from the longest government shutdown in U.S. history to concerns about an AI bubble. Investors are increasingly concerned that massive spending on data centers is fueling an unsustainable AI boom that could be a bubble. Meanwhile, Wall Street's expectations for a Dece ...