4. Ruckus Wireless, Inc. ( RKUS): Provides carrier-class Wi-Fi solutions to service providers and enterprises worldwide. Market cap at $1.36B, most recent closing price at $17.59.
Net Profit Margin: 1.6%.
( List compiled by James Dennin, a Kapitall Writer. Quarterly sales sourced from Zacks Investment Research, IPO dates sourced from NYSE.com and NASDAQ.com. All other data sourced from Finviz.)