Warren Buffett, the 94-year-old chairman of Berkshire Hathaway, is the only major investor on Wall Street who isn’t losing money right now. While Elon Musk, Jeff Bezos, Mark Zuckerberg, Larry Page, Bill Gates,

It was only three years ago that a dispute between an infamous crypto billionaire and a titan of the financial establishment became the center of attention at an annual event known as the Davos of the derivatives market.

A 10% drop is a big enough deal that professional investors have a name for it — a “correction” — and the S&P 500’s 1.4% slide on Thursday sent the index to its first si