This stock is now beating Nvidia's as the top S&P 500 gainer for February

You don’t have to be in the artificial intelligence business to see your stock go nuclear.Shares of this old-economy company rallied further into record territory Wednesday, the day after they booked a record one-day gain, to propel it to the top of the S&P 500 index’s SPX list of best performers for the month of February.The rally took them above those of new-economy darling and AI play, Nvidia Corp.’s stock NVDA, -0.52%, which fell 0.4% in afternoon trading Wednesday to sit in third place with a 27.4% gai ...