Palatnir's run has already been quite impressive.Palantir Technologies (PLTR -2.13%) has been one of the most popular artificial intelligence (AI) stocks over the past few years for good reason: It has been on an absolute tear, rising over 140% in 2025 alone. But after such a successful run, many investors might be wondering if it's too late to buy the stock now. There are even some hopes of turning $10,000 into$1 million, a feat that few companies have ever accomplished. But could Palantir be one of these ...