Take a look at some of Monday's midday movers:
Boeing gained after the aerospace company said it has increased the production rate of its plane, the Dreamliner 787.
Microsoft slid after the software giant's CEO was quoted in a French newspaper as saying sales of its new tablet called, Surface were "modest."
Gilead Sciences soared following some positive new data on its next-generation treatment for Hepatitis C.
Clovis Oncology tanked after the company suspended a pancreatic cancer drug study.
Saks declined after a Deutsche Bank analyst noted that the department-store chain may have been hard hit by Superstorm Sandy because of its high concentration of sales in the impacted region.
Hewlett-Packard hit a new 52-week low after Barclay's cut its price target on the tech giant to $14 from $16 and rated the stock with an "equal weight" rating.
(Read More: See CNBC's Market Insider Blog)
—By CNBC's Lori Spechler.
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