Check out which companies are making headlines before the bell on Monday:
BlackBerry - The company's former co-CEO Mike Lazaridis has reportedly reached out to private equity firms about a possible joint bid. Separately, Baird upgraded BlackBerry shares to "neutral" from "underpeform", saying operational concerns have largely played out.
FedEx - Stifel Nicolaus downgraded the delivery service's shares to "hold" from "buy" on a valuation basis. Stifel points out that while the stock price has increased, its view of the global and U.S. economies has not.
Apple - The tech giant said it sold 9 million of its newest iPhone models over the weekend, a record. The company also said it now expects fiscal fourth quarter revenue at the high end of its previously guided range of $34 billion to $37 billion.Separately, Apple's new iPhone models are less durable than Motorola's Moto X, according to warranty provider SquareTrade. The iPhone 5C and iPhone 5S did, however, finish ahead of Samsung's Galaxy S4.
Michael Kors - The fashion accessories maker's stock was downgraded to "hold" from "buy" at Jefferies, which calls the stock "fully valued" after a more than 50 percent year-to-date gain.
TripAdvisor - Stifel Nicolaus upgraded the travel web site operator's stock to "buy" from "hold", saying investors now fully understand recent changes to TripAdvisor's ad model.
News Corp. - News Corp. reported a fiscal year profit in its first report after its separation from the unit now known as 21st Century Fox (FOX). The quarterly numbers are somewhat on the murky side: News Corp. reported a loss of 16 cents per share for its fourth quarter and revenues of $2.13 billion, but it's unclear how that compares to estimates.
Microsoft - Microsoft is expected to unveil a new model of its "Surface" tablet today at a New York event. The "Surface" first went on sale nearly a year ago, to mixed reviews.
Citigroup–Citi saw a significant drop in trading revenue during the third quarter, according to the Financial Times. The paper cites people familiar with conversations between investors and Citi.
BB&T - BB&T lost a $772 million tax dispute with the Internal Revenue Service. A judge ruled that a transaction was an "economically meaningless tax shelter". The bank said it is evaluating its legal options.
Zimmer Holdings - RBC Capital upgraded the drug company's shares to "outperform" from "sector perform".
Ulta Salon - The stock was downgraded to "hold" from "buy" on a valuation basis at Jefferies, following a nearly 50 percent gain since April.
—By CNBC's Peter Schacknow
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