Warren Buffett's Berkshire Hathaway buys more Occidental Petroleum shares

Warren Buffett's Berkshire Hathaway added to its already large Occidental Petroleum stake over the past trading sessions, a regulatory filing revealed Tuesday evening. The Omaha-based conglomerate bought nearly 5.8 million shares of the oil company in a few separate trades on Friday, Monday and Tuesday, paying prices in the range from $59.8 to $61.9, the filing showed. The latest purchase, totaling more than $350 million, marked the first time the "Oracle of Omaha" hiked his bet since September. Berkshire now owns 200.2 million shares of Occidental, worth $12.2 billion based...