Diamondback Energy (FANG) reported quarterly results that beat estimates on both the top and bottom lines, with adjusted fourth-quarter earnings of $4.74 per share topping expectations of $4.70.  Chesapeake Energy's (CHK) fourth-quarter results were also better than expected, but the company's full-year capital expenditure guidance did disappoint. Yahoo Finance's Ines Ferré reports the details. For more expert insight and the latest market action, click here to watch this full episode of Yahoo Finance Live. Editor's note: This article was written by Stephanie Mikulich

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