Warren Buffett's Berkshire Hathaway sells more of its stake in oil refiner Phillips 66 September 10, 2018 admin Trading Ideas Comments Off on Warren Buffett's Berkshire Hathaway sells more of its stake in oil refiner Phillips 66 In a regulatory filing on Monday, Warren Buffett’s Berkshire Hathaway disclosed it had taken its stake in the energy company down to 4.8 percent from 7.5 percent. …read more Source:: Yahoo Finance Did you enjoy this article? Join our FREE Newsletter! I agree to have my personal information transfered to MailChimp ( more information ) Join over 100,000 investors and business leaders worldwide. Get the latest actionable business and investing intelligence before the rest of the crowd.We hate spam. Your email address will not be sold or shared with anyone else.