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The top after-market NYSE gainers Thursday were American Greetings Corp, First Horizon National, KBR, Inc, Rio Tinto and Dole Food Co. The top after-market NYSE losers were VOC Energy Trust, El Paso Electric, Capital One Financial, Advanced Micro Devices and Yingli Green Energy.

The top after-market NYSE gainers Wednesday were CBS Corp, Nu Skin Enterprises, Triple-S Management, Intrepid Potash and Verifone Systems. The top after-market NYSE losers were Country Style Cooking, HHGregg, Northern Tier Energy, Air Lease Corp and Forum Energy Technologies.

Should Dell go private? Here's a checklist for the CEO, who may not want to cede control of the company he's nurtured for 29 years.

Carnival Corp, Sturm, Ruger & Co, Yahoo! Inc, Boeing Co, Deutsche Bank, Dell Inc, UBS AG and BP plc are among the companies whose shares are moving in the pre-market trading Wednesday.

The top after-market NYSE gainers Tuesday were Christopher & Banks, Chicago Bridge & Iron, AU Optronics Corp, Starwood Property Trust and TransCanada Corp. The top after-market NYSE losers were Carpenter Technology, Cobalt International Energy, Stag Industrial, Mindray Medical and Imperial Holdings.

The top after-market NYSE gainers Monday were Express, Radioshack Corp, Ruckus Wireless, ITT Educational and Flowers Foods, Inc. The top after-market NYSE losers were STMicroelectronics, Under Armour, Office Depot, Nordic American Tankers and hhgregg.

WisdomTree India Earnings Fund, Transocean, Allscripts Healthcare Solutions Inc, Express, Portugal Telecom, Apple Inc, Cirrus Logic and Herbalife Ltd are among the companies whose shares are moving in the pre-market trading Monday.

The top after-market NYSE gainers Friday were Nordic American Tankers, Five Star Quality Care, AbbVie Inc, MetroPCS Communications and Radioshack Corp. The top after-market NYSE losers were Youku Tudou, Talisman Energy, Navistar International, General Cable and Qihoo 360 Technology.

Infosys Ltd, Ford Motor, Barclays, AFLAC Inc, BHP Billiton, Advanced Micro Devices, Yum! Brands and BP plc are among the companies whose shares are moving in the pre-market trading Friday.

The top after-market NYSE gainers Thursday were Dole Food, InvenSense, Heckmann, Vanguard Natural Resources and BHP Billiton plc. The top after-market NYSE losers were Frontline, KBR, Tilly's, Colony Financial and Seadrill Partners.

Technology spending should rise 5.6 percent to $3.7 trillion, Gartner (NYSE:IT) predicted, with strongest gains coming from cloud technologies.

Ford sold 214,222 vehicles last month, its best December since 2006. Size mattered; smaller sedans fueled most of the growth.

Carnival Corp, JPMorgan Chase, Peabody Energy, EMC Corp, American International Group, Tesoro Corp, Bank of America Corp, Apple Inc, NYSE Euronext and Facebook Inc. are among the companies whose shares are moving in pre-market trading Friday.

Exchange operator Intercontinental Exchange (NYSE:ICE) said Thursday it was looking to buy the parent company of the New York Stock Exchange for $8.2 billion.

The top after-market NYSE gainers Wednesday were NYSE Euronext, Sandridge Energy, Jabil Circuit, Western Asset Mortgage and Annie's Inc. The top after-market losers were Accenture Plc, Health Management Associates, Freescale Semiconductor, Emergent Biosolutions and Genco Shipping & Trading Ltd.

IBM said it planned to acquire private StoredIQ to deepen its penetration of the market for “big data” products.

The Treasury Department aims to conclude its bold, and expensive, investment in General Motors six years after it launched the rescue.

“Cyber Monday” sales surged more than 30 percent above last year, creating the top online sales day, IBM (NYSE: IBM) said.

Apollo is paying $2.5 billion to buy the education business of McGraw-Hill Companies.

Knight Capital Group Inc. -- reportedly discussing with at least two different competitors a deal to sell its market-making unit -- would agree to such a transaction only in the event it would create value for its clients and shareholders.

As always, here's your handy clip-and-save earnings watch list for this week.