Kodiak Oil & Gas Corp (USA) (NYSE:KOG) Investor Alert: Investigation of Takeover by Whiting Petroleum Corporation

San Diego, CA -- (SBWIRE) -- 07/23/2014 -- An investigation on behalf of investors, who currently hold shares of Kodiak Oil & Gas Corp (USA) (NYSE:KOG), was announced concerning whether the takeover of Kodiak Oil & Gas Corp. by Whiting Petroleum Corporation for a value of approximately $13.90 per share is unfair to NYSE:KOG stockholders.