NEW YORK (
was a big gainer in premarket trading on Monday, climbing 5.39% to $10.16 after
upgraded the company to a buy.
The No. 2 PC maker was also one of the most active premarket Nasdaq stocks on share volume of 676,746.
(FB - Get Report)
was a modest gainer, rising 0.25% to $28.07 on share volume of 1,091,731. On Sunday,
reported that Facebook may have popular mobile messaging app
in its sights.
Citing sources close to the matter,
reported that Whatsapp has been in talks to be acquired by Facebook.
Whatsapp has not yet responded to
request for comment on this story. Facebook declined to comment when contacted by
Research In Motion
shares dipped 1.21% to $11.46 before market open.
(MSFT - Get Report)
shares rose 0.62% to $26.78, while
(SIRI - Get Report)
gained 1.27% to reach $2.80.
--Written by James Rogers in New York.
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