Diamondback Energy Acquisition Rumor Shoots Stock Up 4% By: Benzinga via Benzinga June 25, 2014 at 14:15 PM EDT Diamondback Energy (NASDAQ: FANG) has gained over four percent after a report it might be acquired by Spanish multinational oil and ... Read More >> Related Stocks: Athabasca Oil Sands Corp Diamondback Energy Marathon Oil Repsol Ypf S.A. ADR