HOPKINTON, Massachusetts (

TheStreet

) --

EMC

(EMC)

agreed to buy

Isilon Systems

(ISLN)

, a networking storage company, for $2.25 billion.

EMC will pay $33.85 a share in cash. Isilon shares closed Friday at $26.29 and have risen to $31 in premarket trading Monday.

-- Written by Joseph Woelfel

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Joseph Woelfel

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