Check out which companies are making headlines before the bell:
Montpelier Re – The reinsurance company will be acquired by Endurance Specialty Holdings for $1.83 billion in cash and stock. Montpelier shareholders will receive 0.472 shares of Endurance and $9.89 in cash for each share they now hold. That values Montpelier, which closed yesterday at $38.15, at $40.24 per share.
DR Horton – Susquehanna upgraded the home builder's stock to "positive" from "neutral," pointing to what it calls a "nascent" recovery for the first-time home buyer.
Charter Communications – Reuters reports that the cable operator has agreed to buy Bright House Networks for $10.4 billion.
Comcast – The NBCUniversal parent is establishing a new company that will focus on investing and operating growth-oriented companies, to be led by current Chief Financial Officer Michael Angelakis. Comcast will immediately begin a search for a new CFO. (DISCLOSURE: NBCUniversal is parent of CNBC.)
Philips Electronics – Philips struck a deal to sell an 80.1 percent stake in its lighting division for $2.8 billion to technology fund Go Scale Capital.
Tempur Sealy – In an SEC filing, the mattress maker said it had received the request by investor H Partners to inspect its books and will respond "in accordance with Delaware law." The filing also criticizes the "refusal" of H Partners "to discuss its views with us." H Partners has, among other things, called for the removal of the company's CEO.
Teva – Oppenheimer upgraded the drug maker's shares to "outperform" from "perform" following the announcement that Teva will buy Auspex Pharmaceuticals. Oppenheimer said the deal gives Teva a desirable target, and that it signals that Teva will no longer be "viewed as a partner of last resort."
Cablevision – Cablevision will offer $1 to buy the New York Daily News this week, according to Reuters. Last month, owner Mort Zuckerman hired Lazard to assist with consideration of a possible sale.
IBM – IBM will invest $3 billion in a unit centered around the "internet of things." The unit's first partnership is with Weather Channel parent Weather Co., which will move its data services into the IBM "cloud."
Reynolds American, Lorillard – Reports say Federal Trade Commission staffers have recommended that the planned merger of the two tobacco makers be blocked. A vote by the full commission on the deal could come as soon as today.
Starbucks – Starbucks debuts a new line of smoothies at some of its U.S. shops, as part of a partnership with France's Danone, maker of the Dannon yogurt brand.
Johnson & Johnson, GlaxoSmithKline – The two companies settled a lawsuit over allergy ads. J&J's McNeil unit had accused Glaxo of making unsupported claims about advantages of its Flonase product over J&J's Benadryl and Zyrtec.
Intercept Pharmaceuticals will sell 1.2 million shares of common stock in a secondary offering.
Conn's – The retailer reported adjusted quarterly profit of 46 cents per share, missing estimates of 64 cents, although revenue was above forecasts. The miss comes amid a 52 percent increase in the company's provision for bad debts.
Herbalife – Investor Bill Ackman said shutting down the nutritional supplements maker is "one of the most importing things" he can do. Ackman made his comments at a meeting of the Council of Institution Investors, speaking about his massive short bet against Herbalife that began in December 2012 and his claims that Herbalife is a pyramid scheme.
Amazon.com - Online fashion retailer Net-a-Porter will be combined with Italian online clothing company Yoox in a deal that creates a company with annual revenue of more than $1.3 billion. Forbes had reported last week that Amazon was in talks to buy Net-a-Porter.
Priceline Group – Priceline was upgraded to "buy" from "hold" at Stifel, saying European-based headwinds for the company have now been priced into the stock.
Vail Resorts – The resort operator is buying Australia's Perisher ski resort in New South Wales for $136 million. The purchase of Australia's largest mountain resort is Vail's first international purchase.
Wal-Mart – The SEC said Wal-Mart could omit a shareholder proposal that linked executive pay to a measure of "employee engagement" that had been submitted by Connecticut Treasurer Denise Nappier.
Blackstone Group – Blackstone will buy three hotels from Paulson & Co. for more than $1.2 billion, according to Dow Jones. The hotels included in the deal are the Ritz Carlton and J.W. Marriott in Orlando, Florida, and the J.W. Marriott in Scottsdale, Arizona.
DryShips – The provider or marine transportation services announced plans to sell its tanker fleet.
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