Allergan - The Botox maker rose after Bloomberg News reported that it's in acquisition talks with Actavis.
J.M. Smucker - The seller of jelly and packaged coffee declined after offering a disappointing second-quarter outlook.
Tribune Publishing - The newspaper publisher advanced after shareholder Engine Capital urged the company to sell non-core assets and repurchase shares.
Google - The search engine fell after saying its DoubleClick online advertisement service was temporarily hit by an outage that impacted sites including CNBC.com.
American Movil - The provider of telecommunications services declined after AT&T's CEO told an investors conference his company doesn't need to acquire Movil's assets.
Microsoft - The software titan edged lower as it moved to repair a bug in its Windows operating system.
Axalta Coating Systems -The maker of car paint rose in its trading debut.
Flowers Foods - The bakery-goods company dropped after lowering its 2014 guidance.
Canadian Solar - The manufacturer of solar modules declined after its fourth-quarter guidance missed estimates.
Energizer Holdings - The battery maker rose after posting better-than-expected fourth-quarter profits and sales.
(See CNBC's Market Insider Blog)
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