Klarna (KLAR) stock soars after U.S. IPO
Sebastian Siemiatkowski, chief executive officer and co-founder of Klarna Holding AB, center, and Michael Moritz, chairman of Klarna Bank AB, center right, during the company’s initial public offering (IPO) at the New York Stock Exchange (NYSE) in New York, US, on Wednesday, Sept. 10, 2025. Michael Nagle | Bloomberg | Getty Images Klarna shares popped…