Hhgregg Inc. said Jeremy J. Aguilar will resign as chief financial officer next year, and named Andrew S. Giesler as interim CFO.<br /><br />Mr. Aguilar, who retires Jan. 31, will leave to pursue a similar role at another company, Hhgregg said Thursday. Mr. Aguilar moved up the executive ranks since he joined the home-appliances and electronics retailer in 2005, and started his role as CFO in 2009.<br /><br />Mr. Aguilar's replacement, Mr. Giesler, has served in several executive positions since May 2007, most recently as senior vice president of finance. Hhgregg said it will start a search for a permanent CFO.<br /><br />Hhgregg's stock has dropped 20% in the past three months as it posted same-store sales declines for most of the year on weaker performance in its consumer electronics and computing and wireless segments.<br /><br />Hhgregg's shares closed Tuesday at $14.95. 