H&R Block grabs tax prep market share

• H&R Block (HRB +15.3%) jets higher after the company reports a strong start to the tax season.
• The company reeled some market share back in during FQ3 after several years of losses.
• "The growth in market share is attributable to solid execution of an aggressive plan designed to change the trajectory of prior year client losses," says CEO Bill Cobb.
• H&R also pulled tight on costs during the quarter amid a more promotional stance.