Now the company's new BlackBerrys, expected sometime after Jan. 30, are considered critical to its survival. The new system includes a touch screen and the apps experience that customers now expect.
Jankowski noted positive early reviews for the new operating system and broad-based support by carriers who are looking to sell a third operating system beyond Google's Android and Apple's iOS.
Last week, National Bank Financial Kris Thompson increased his price target to $15 from $12, while Jefferies analyst Peter Misek doubled his price target from $5 to $10, saying the BlackBerry 10 operating system has a 20 to 30 percent chance of succeeding.
Shares of Research In Motion added 67 cents, or 6.4 percent, to $11.77 in midday trading on the Nasdaq. The stock is up 78 percent since late September - but it's down 23 percent this year through Wednesday's close, and has lost more than 90 percent from its 2008 high.