Occidental Petroleum Co. (NYSE:OXY – Get Rating) major shareholder Berkshire Hathaway Inc purchased 2,203,753 shares of the firm’s stock in a transaction on Tuesday, May 30th. The shares were acquired at an average cost of $58.30 per share, for a total transaction of $128,478,799.90. Following the completion of the acquisition, the insider now owns 221,990,942 […]