The blockbuster deal raises the odds that Buffett’s Berkshire Hathaway, which owns the Burlington Northern Santa Fe railroad, will reach a deal with CSX to create a second transcontinental railroad. Union Pacific and BNSF compete in the western U.S., while CSX and Norfolk Southern are the two big Eastern railroads.

Buffett's top positions in Berkshire Hathaway's portfolio include Apple, American Express, and Bank of America.

Warren Buffett’s Berkshire joined six other US companies with a market value above $1 trillion. AP Buffett, who turns 94 on Friday, has run Omaha, Nebraska-based Berkshire since 1965.

Warren Buffett has beaten the S&P 500 three of the last four years. The legendary investor could underperform the S&P 500 in 2025 if trends continue.

Charlie Munger, Warren Buffett’s longtime partner, once shared candid advice on getting on the road to wealth.

Berkshire Hathaway Chairman and CEO Warren Buffett tells CNBC’s Becky Quick that despite reports, neither he nor Greg Abel have spoken with Goldman Sachs about facilitating a merger between Berkshire’s BNSF freight railroad and CSX.

Warren Buffett, the renowned investor and CEO of Berkshire Hathaway, has recently topped an astounding $347 billion in cash, comprising nearly 30% of Berkshire'