Best Buy to close 50 stores in restructuring Electronics retailer Best Buy said Thursday it will close 50 big box stores in the U.S. as it changes the focus of its operations to mobile. The retail also said it plans to open 100 new mobile locations as it rethinks its U.S. store set-up. News of the restructuring comes as Best Buy reported its quarterly earnings. The retailer reported a net loss of $1.7 billion, or $4.89 per share, for its fourth quarter ended March 3, 2012, compared to net income of $651 million, or $1.62 per diluted share for the prior-year period.