Stocks are closing mostly lower after Amazon and other big companies reported quarterly results that disappointed investors, the AP reports. Amazon lost 2.5% after its second-quarter profit fell far short of expectations as the company invested more money in its business. Starbucks sank 9.2% after issuing a weak forecast. The company is also closing down its Teavana stores. The Standard & Poor's 500 index lost 3 points, or 0.1%, to 2,472. The Dow Jones industrial average rose 33 points, or 0.2%, to 21,830, another record. The Nasdaq composite fell 7 points, or 0.1%, to 6,374. (More stock market stories.)