Check out which companies are making headlines before the bell Friday:
BlackBerry - Shares of the struggling smartphone maker rose in early trading after it said it had signed a five-year deal with Foxconn—the Taiwan-based manufacturer of Apple products—to help it develop consumer-focused smartphones for Indonesia and other markets.
Red Hat - Shares of the software company jumped after the company posted third-quarter earnings that topped Wall Street's estimates and hiked its full-year profit and sales outlook.
Fastenal - Shares of the supplier of industrial and construction supplies slid after it warned it expects to its fourth-quarter earnings will miss Wall Street's expectations.
CarMax - Shares of the used-car retailer fell after
Carnival - The cruise-ship operator gained in premarket trading after Credit Suisse Group upgraded its rating on its shares to outperform from neutral.
Walgreen - The drugstore operator's shares declined after but said an increase in promotions was among the factors that would reduce its gross-profit margin.
—By CNBC's Kate Gibson.
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