BlackBerry posts surprise profit, but subscribers slip

By Euan Rocha TORONTO (Reuters) - BlackBerry reported a surprise quarterly profit on Thursday after shipping 1 million new Z10 smartphones, but the Canadian company still fell short of convincing markets that its turnaround plan is already a runaway success. BlackBerry shares were up 2.3 percent at midday on the Nasdaq, down from their 10 percent gain immediately after the results came out. Expressing lingering doubts, some analysts focused on a decline in the company's subscriber base, a potential threat to its long-term growth prospects and turnaround plans. ...

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