Now up 55% year to date, what comes next for the high-flying AI stock.?Shares of Palantir Technologies (PLTR 10.38%) surged in Tuesday's trading following a strong quarterly report. The software specialist ended the day up 10.4%, according to data from S&P Global Market Intelligence.Palantir published its second-quarter results after the market closed yesterday, and they came in better than anticipated. The company recorded adjusted earnings per share (EPS) of $0.09 on revenue of$678 million, topping the a ...