Big Lots, Chipotle, CVB, eBay, Teekay, Walter Power

Shares of the following companies may have unusual movements in U.S. trade. Stock symbols are in parentheses and prices are from 7:45 am in New York.

Amazon.com Inc. (AMZN U.S.) increased 0.3 percent to $ 177.07. Most e-commerce company invested $ 175 million in LivingSocial.com, a newspaper coupon website to benefit from growing demand for online discounts on products and services.

Big Lots Inc. (BIG U.S.) fell 3.7 percent to $ 29.94. The seller of excess inventory reduced its earnings forecast for 2010 to no more than $ 2.81 per share. The company previously projected at least $ 2.82 per share.

Cadence Pharmaceuticals Inc. (CADX U.S.): The San Diego company, signed Bristol-Myers Squibb Co. (BMY U.S.) to injections Ofirmev for sale in the U.S. and Canada, according to a regulatory filing.

Chipotle Mexican Grill Inc. (CMG U.S.) fell 1.2 percent to $ 247.86. The burrito chain McDonald separated from the AM Corp. in 2006 was reduced, weight Äúequal, UA, Äúoverweight, the AU of Morgan Stanley.

CNinsure Inc. (IMC USA) gained 8.6 percent to $ 19.99. An insurance brokerage company based in Guangzhou, China, said it plans to repurchase up to $ 100 million in American depositary shares.

Coldwater Creek Inc. (CWTR U.S.) fell 2 percent to $ 3.37. Women AOs clothing retailer reported a loss in the third quarter of 12 cents per share, lower than analysts' average estimate of 17 cents.

CVB Financial Corp. (CVBF U.S.): The bank holding company had its credit ratings cut by Fitch Ratings, which cited concerns about asset quality and the potential volatility of credit.

EBay Inc. (EBAY U.S.) fell 1.8 percent to $ 29.36. The owner of the second most visited U.S. site electronic commerce was reduced, Äúhold, UA, Äúbuy, UA Citigroup Inc.

Emergency Medical Services Corp. (EMS USA): The largest U.S. operator ambulance service said it agreed to buy Milford Anesthesia Associates, which has about 100 physicians and provides outsourced anesthesia at nine hospitals and 18 ambulatory surgery centers in Connecticut and Massachusetts. Financial terms were not AOT known.

Novell Inc. (NOVL U.S.) fell 0.5 percent to $ 5.93. The software maker Attachmate Corp. to be bought for $ 2.2 billion reported fourth-quarter sales of 206.5 million U.S. dollars, exceeding the average analyst estimate compiled by us.

Phillips-Van Heusen Corp. (PVH U.S.): The apparel maker said its fourth-quarter earnings will not exceed 81 cents per share, compared to the average estimate of 82 cents by analysts in a survey.

Sunoco Inc. (SUN U.S.): The Philadelphia-based refiner agreed to sell its Toledo, Ohio, the Toledo refinery to Refining Co., a unit of PBF Energy Co., for $ 400 million.

Teekay Offshore Partners LP (TOO U.S.): The owner of oil tankers, said it plans to sell 5.6 million units to fund vessel acquisitions.

Ulta Salon Cosmetics & Fragrance Inc. (ULTA U.S.): The beauty products retailer said its fourth-quarter earnings to 39 cents to 41 cents per share, according to analysts, the projection of AO for 40 cents, according to the average of a survey.

VeriFone Systems Inc. (PAY U.S.): The second largest manufacturer of electronic payment equipment forecast 2011 earnings of at least $ 1.60 per share on sales of at least $ 1.13 billion, much higher than the projection analysts' average.

Walter Energy Inc. (WLT U.S.) fell 2.8 percent to $ 102.60. Southern Appalachian coal producer has agreed to buy steel from Canada, the AM Western Coal Corp. for C $ 3,300,000,000 ($ 3.3 million) to add reserves and increase production of the commodity as prices rise.