For decades, Warren Buffett had a simple rule that shaped his entire investment philosophy: “Buy what you know.” And if there was one thing Buffett made crystal clear, it’s that he didn’t know tech.

The tech-heavy Nasdaq has surged to fresh all-time highs in Q3 2025, driven by sustained fervor around artificial intelligence (AI) and other technologies. But whenever crowd enthusiasm gets ...

Warren Buffett will step down as CEO of Berkshire Hathaway at the end of the year, and his track record is unimpeachable. But even a legendary investor like Buffett has missed out on some ...

In this interview, Buffett explained how to interpret this ratio: "For me, the message of that chart is this: If the percentage relationship falls to the 70% or 80% area, buying stocks is likely to ...

Warren Buffett never invested in Microsoft, which has been one of the most successful tech stocks. He elected not to buy shares because of his friendship with Bill Gates, who also served on ...