Palantir is a high-risk, high-potential-return stock.Palantir (PLTR 0.68%) stock has been on fire lately.Since the company reported its second-quarter 2024 results last week, the stock is up by 25% as of this writing, thanks to its solid growth of 27% on top line . The company also raised its full-year guidance, suggesting the current momentum will continue.Current shareholders are rightfully delighted by the stock's performance. But for those who have yet to buy shares, is now a good time to jump in given ...