What's the Best-Performing S&P 500 Stock in 2025?

Key Points Sandisk makes high-tech memory and storage devices. There's currently a shortage of the memory products the company makes. 10 stocks we like better than Sandisk › The S&P 500 has had a very solid 2025. With just a couple of trading days left in the year, the index is up almost 17%. That's not bad considering the average annual gain for the S&P 500 is about 10%. Obviously, many stocks outperformed the broader index, some by a lot. But which S&P 500 stock has had the best 2025? The answ ...