Occidental Petroleum stock surges after Warren Buffett’s Berkshire Hathaway boosts stake by $390 million

August 8 (Reuters) - Warren Buffett's Berkshire Hathaway Inc (BRKa.N) bought more shares of Occidental Petroleum Corp (OXY.N), surpassing the 20% stake where it could record some of the oil company's earnings with…

Continue ReadingOccidental Petroleum stock surges after Warren Buffett’s Berkshire Hathaway boosts stake by $390 million