Warren Buffett is the CEO of Berkshire Hathaway ( BRK.A 0.99%) ( BRK.B 0.95%), which has delivered an annual return of 19.8% since Buffett took the helm in 1965. That could have turned an investment of $1,000 into more than $42 million. The same investment in the S&P 500 index would have grown to just $308,115 over the same period.

The storied investor tends to “zig when everybody else zags,” a top analyst said.

The stock market has been hitting new highs this year as excitement continues to build with respect to artificial intelligence (AI) and the opportunities that may open up for many businesses. Should investors take Buffett's conservatism in the markets this year as a red flag?

The buzz about artificial intelligence (AI) on Wall Street and Main Street continues to grow. The incredible rise of Nvidia, whose revenue has catapulted from $17 billion in 2021 to $96 billion over the past 12 months, helped push the major stock market indexes to record highs.

Warren Buffett continued to sell Apple during the third quarter, but that wasn't his most surprising move -- not by a long shot.

Buffett's phenomenal investment track record -- a greater than 5,700,000% cumulative gain in his company's Class A shares (BRK.A) since the mid-1960s -- has earned him a huge following. A whopping $191.