Buffett just invested $3.9 billion in 12 stocks, including three brand-new positions. Several of his purchases look like good ...

Warren Buffett sells $4 billion of Apple, praises Tim Cook and amasses record cash hoard at Berkshire Hathaway.

Berkshire Hathaway (NYSE: BRK.A) (NYSE: BRK.B) is considered by many to be a reliable stock for long-term investors. It's outperformed the S&P 500 ever since a young Warren Buffett took over the ...