In short, history says Palantir shareholders could see upside between 11% and 17% during the year after the company is added to the Nasdaq-100. Of course, that's hypothetical at this point because Palantir hasn' yet been selected to join the index.

Palantir (NYSE: PLTR) has been one of the hottest artificial intelligence (AI) stocks to own this year. It's up around 280% as of the time of this writing and has far exceeded many investors' expectations.

Palantir Technologies, the newest S&P 500 member, was the index's best performer in 2024 as of Nov. 15. But it didn't last long. Nvidia was the biggest S&P 500 leader in 2023 and ruled for much of 2024,