Check out which companies are making headlines before the bell:
General Motors – GM will buy back $5 billion in stock, and commit to returning any cash above $20 billion in the future to shareholders. Activist investor Harry Wilson has agreed to drop his bid to join the GM board following that announcement.
Exxon Mobil – Goldman Sachs issued a "buy" on the oil giant's stock, saying Exxon is the only one of the oil majors that will generate positive free cash flow in 2016, and will have the cash the make acquisitions going forward.
Amazon – Suntrust downgraded Amazon to "neutral" from "buy," nothing that the stock has moved past its target price, and that Amazon may have more difficulty in the future with its free cash flow than many investors realize.
Apple - Apple is widely expected to introduce the final version of its Apple Watch today, in a media event scheduled for 1 p.m. ET/10 a.m. PT.
BlackBerry – Goldman Sachs downgraded BlackBerry to "sell" from "neutral," noting the 60 percent increase in shares since John Chen became CEO in November of 2013, and saying BlackBerry is now in a situation where losses will widen in the years ahead.
WhiteWave Foods – The Dean Foods spinoff is reportedly in talks to buy the rights to Quorn, a plant-based milk alternative. The report said Quorn's owners are hoping to get more than $600 million, and that Hain Celestial and Nestle might also be interested.
Intuit – The financial software maker said it has been contacted by Congress, the Federal Trade Commission, and the Justice Department on issues surrounding fraudulent filings with the company's TurboTax program.
WPP Group - WPP reported a 3.9 percent year-over-year increase in January sales, better than the 3.3 percent rate the advertising company had seen for all of 2014.
Tesla – Tesla is cutting jobs in China after missing sales targets. The automaker was not specific on how many jobs would be lost, but a local newspaper reported that about 180 of 600 jobs would be cut. Separately, Tesla is denying reports about a construction delay at its Nevada gigafactory that will produce batteries for Tesla cars.
Delta Air Lines – The Delta jet that skidded off a LaGuardia Airport runway last week may have had brake problems, according to multiple reports.
eBay – The company's PayPal unit will reportedly buy Israeli cyber security company CyActive for $60 million, according to an Israeli newspaper.
Microsoft – Microsoft is suing Japan's Kyocera, accusing it of violating seven Microsoft mobile phone patents.
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