Urban Outfitters' (URBN) third-quarter earnings and sales growth continued to accelerate but missed expectations sending shares down modestly after-hours on Monday. The operator of Anthropologie, Free People and Urban Outfitters clothing stores said earnings jumped 21% to 40 cents a share, missing analyst expectations by a penny. That was just up from 20% year-over-year growth in the prior quarter and flat earnings in the previous three months.