Take a look at some of Monday's midday movers:
Boeing (BA) gained after the aerospace company said it has increased the production rate of its plane, the Dreamliner 787.
Microsoft (MSFT) 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 (GILD) soared following some positive new data on its next-generation treatment for Hepatitis C.
Clovis Oncology (CLVS) tanked after the company suspended a pancreatic cancer drug study.
Saks (SKS) 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 (HPQ) 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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