Company: Berkshire Hathaway Inc.

Warren Buffett's Berkshire Hathaway posted a 67-percent increase in operating profit, helped by its performance in insurance underwriting and its non-insurance businesses.

CEO Warren Buffett's stage 1 prostate cancer is expected to dominate the conversation this weekend at Berkshire Hathaway's annual shareholder meeting.

Stocks accelerated their losses in the final minutes of trading to close near lows Wednesday, pressured by a handful of lackluster tech earnings and amid renewed concerns over the euro zone.

U.S. stock index futures were lower Wednesday as central banks seemed to drift away from the idea of injecting more monetary stimulus and European shares fell.

Warren Buffett has announced to shareholders of Berkshire Hathaway that he has been diagnosed with prostate cancer. Click to read the statement.

In the Fed's latest round of bank stress tests, some analysts say Citigroup has the greatest potential to deliver a positive surprise to Wall Street.

Stocks spiked in the final minutes of trading Wednesday following a report that the G20 is considering a $600 billion IMF lending program to euro zone, but came off their highs after the IMF denied the report. Investors were also closely waiting for the key EU summit at the end of the week.