After-hours buzz: URBN, ARO, RAX & more

Check out which companies are making headlines after the bell Monday:

Urban Outfitters - The retailer handed in second-quarter earnings that met Wall Street expectations, while revenue topped expectations by $6 million. But shares slumped in extended-hours trading as same-store-sales fell some 10 percent.

Aeropostale - The apparel maker said sales at comparable stores plunged 13 percent during the second quarter. But the company forecast a second-quarter adjusted loss of between 42 cents per share and 45 cents per share, versus projections of a loss of 58 cents per share. Separately, CEO Thomas Johnson announced that he will step down from his role effectively immediately. Shares rallied more than 10 percent.

Read MoreTraders shortingthese stocks ahead of earnings

Rackspace Hosting - The stock gained in after-hours trading after billionaire activist investing firm Blue Harbour disclosed an approximate 6.5 percent stake in the cloud computing company.

Jumei International - The online cosmetics retailer said it earned 13 cents per share in the second quarter, beating Street expectations by a penny a share. The company topped sales projections as well with $154 million in revenue, versus expectations of $150 million. But shares fell in extended-hours trading.

Read More10 big tech stocks still 50% below 2000 levels

PDL BioPharma - The stock rallied after the pharmaceutical firm reported second-quarter earnings of 52 cents per share on $163 million in revenue, up about 10 percent from $148.5 million a year ago.

—By CNBC's Karma Allen

Questions? Comments? Email us at