pandemicera darlings like carvana co coinbase global inc and peloton interactive inc are back on top of the stock market’s leaderboard all more than doubling to start the year after a punishing 2022 when investors dumped shares of those companies and other speculative stocks traders are piling back into some of the riskiest corners of the market they are betting the federal reserve’s work to cool inflation is nearly done and the central bank will pivot to cutting interest rates as soon as later this year