Midday Movers: HPQ, MRO & More
Senior Editor, CNBC
Take a look at some of Monday's midday movers:
Hewlett-Packard jumped amid unconfirmed reports that activist investor Carl Icahn may have an interest in the company.
Marathon Oil slid following news that its chief operating officer, David Roberts is stepping down.
Gap also fell on heavy volume, no news.
Kellogg traded near a 52-week high.
Citigroup fell after the banking giant increased the size of its debt buyback offer to nearly $1.2 billion.
Meanwhile, Dow component Johnson & Johnson edged higher after the drugmaker was upgraded to "buy" from "neutral" at Davenport with a price target of $80 per share.
(Read More: See CNBC's Market Insider Blog)
—By CNBC's Lori Spechler
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