Check out which companies are making headlines before the bell on Monday:
WWE- The producer of professional wrestling events has cut its earnings outlook for 2013, on slower sales and higher costs. However, WWE said future earnings will be helped by the rising value of the company's content.
Sears Holdings-The retailer has obtained a senior secured term-loan facility of up to $1 billion, which it will use to reduce borrowings.
Boeing-The aerospace giant is moving closer to striking a $7.64 billion jet fighter deal with South Korea, according to Reuters. The deal involves Boeing's F-15 Silent Eagle aircraft. In a separate story, Boeing plans to fly the newest version of its Dreamliner, the 787-9, as soon as tomorrow. This version of the aircraft has a longer range and carries more passengers.
Amazon.com-The retailer is among the companies involved in a tax probe being conducted by the European Commission, according to London's Sunday Times. The paper said Amazon and others are being investigated to see whether they have secured preferential corporate tax rates.
Blackstone Group - Bank of America/Merrill Lynch upgraded Blackstone shares to "buy" from "neutral".
Sohu-Tencent Holdings is buying a 36.5 percent stake in Sohu's Sogou search engine. Sougou has China's third largest search engine market share.
—By CNBC's Peter Schacknow
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