Once, in the Berkshire Hathaway meeting, Buffett said, “In my view, for most people, the best thing to do is own the S&P 500 index fund.” But why is that? And can investing in the S&P 500 make ...

Buffett may be the world's most well-known value investor -- an investor who buys a stock when it's trading below its intrinsic value, with the idea that the rest of the market will eventually recognize the company's strengths and hop on board. And that will push the stock higher, delivering gains to those who got it for a good price.

Warren Buffett is a gifted teacher who explains complex topics in a digestible format. This year he touched on Berkshire Hathaway’s massive cash hoard, among other items.

Berkshire Hathaway has liquidated its holdings in S&P 500 ETFs from Vanguard and State Street Global Advisors, leaving the bellwether investor without any ETF positions.

The company revealed a cash hoard of $334 billion last week. Does this mean CEO Warren Buffett is turning bearish?