The stock was last quoted at $14.71, up. 5.8%, on volume of 10.3 million, according to Nasdaq.com. Dell shares were flat for the past year heading into Tuesday's session, and they dipped 1.3% prior to the report. Since hitting a 52-week high of $17.52 in late August, the stock had declined 20% before Tuesday's surge in extended trades. In the company's conference call following the report, Dell executives reiterated that they are committed to staying a public company in the future, squelching rumblings that the company could be a target for private equity.