Cott - The Canadian beverage maker rose after saying it would buy DSS Group in a deal valued at around $1.25 billion to expand into water and coffee delivery.
Allergan - The Botox maker rose after saying it's in merger discussions with an unidentified company as it tries to tend off a hostile takeover by Valeant Pharmaceuticals.
Apple - The consumer-technology company edged lower after saying it had identified and blocked malicious software applications targeting users in China.
BroadSoft - The telecom-software company climbed after Raymond James raised its rating to a strong buy.
Ann - The clothing-chain operator gained after lowering its full-year sales outlook.
Petrobras - The Brazilian energy company fell after saying it has no set date or amount for its expected fuel price hike.
Prudential Financial - The life insurer dropped after posting weaker-than-expected quarterly profits.
Orbitz Worldwide - The online travel site declined after posting weaker-than-expected quarterly profit.
Hospira - The maker of drugs that can be injected gained after posting better-than-expected quarterly earnings.
AMC Networks - The television network rose after reporting a better-than-estimated quarterly profit.
Tableau Software - The maker of data-analytics software rose after delivering third-quarter revenue and profit that beat estimates.
Costco Wholesale - The discount-warehouse chain climbed after reporting sales at stores open at least a year increased four percent in October.
Aeterna Zentaris - The biopharmaceutical company tanked after after the Food and Drug Administration rejected its growth hormone test.
Aegerion Pharmaceuticals - The drug developer jumped on plans to buy a treatment for a rare disease from AstraZeneca.
(See CNBC's Market Insider Blog)
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