) are surging on high volume after the company released their quarterly earnings prior to the opening bell this morning. DLTR reported earnings per share of $0.92 compared to Wall Street estimates of $0.84. During the current trading session, DLTR has gained 3.10% to $61.51. Volume has been heavy, with 1.61 million shares already changing hands with nearly four hours left in the session, compared to a daily average of 1.17 million. Dollar Tree, Inc. (Dollar Tree) is an operator of discount variety stores offering merchandise at the fixed price of one dollar. At January 30, 2010, the Company operated 3,806 discount variety retail stores.