
Occidental Petroleum Corp (NYSE:OXY) is trading higher Thursday after Warren Buffett disclosed the purchase of 18,102,616 OXY shares at an average price of $54.41 per share in a Form 4 filing with the SEC.
The filing shows that Berkshire Hathaway has continued to add to its Occidental Petroleum position over the last few days. Multiple purchases this week have increased Buffett's stake to 14.6% in the company.