Oil prices may be about to prove Warren Buffett wrong By: MarketWatch April 02, 2015 at 06:39 AM EDT Investors are getting a little bit excited about an oil recovery again. Ready to go up against the Sage of Omaha? Read More >> Related Stocks: Berkshire Hathaway Berkshire Hathaway ConocoPhillips Exxon Mobil Herbalife Ltd Kraft Foods Group PetroChina