Standard & Poor’s 500 Index futures expiring in June fell 0.3 percent to 1,392.7.

Allscripts Healthcare Solutions Inc. (MDRX) erased 45 percent to $8.85. The maker of clinical software slashed its earnings forecast for 2012 to no more than 80 cents a share from a previous projection of at least $1.06. Chief Financial Officer Bill Davis will leave the company effective May 18, and three board directors resigned after disagreeing with a decision to terminate Chairman Phil Pead yesterday.

Amazon.com Inc. (AMZN) rose 13 percent to $221.82. The world’s largest Internet retailer beat analysts’ first-quarter revenue estimates, led by demand for Kindle devices and a jump in sales for outside vendors through its website.

Athenahealth Inc. (ATHN) fell 0.4 percent to $73.71. The provider of Internet-based services for physicians reported first-quarter earnings of 17 cents a share, matching the average analyst estimate.

Clearwire Corp. (CLWR) climbed 5.4 percent to $1.55. The unprofitable wholesale wireless carrier building a network across the U.S. reported first-quarter sales that beat analysts’ estimates after gaining more customers.

Constant Contact Inc. (CTCT) declined 9.5 percent to $25.80. The provider of e-mail marketing services forecast second-quarter earnings of no more than 15 cents a share, falling short of the average analyst estimate by 4 cents.

Deckers Outdoor Corp. (DECK) lost 17 percent to $57.80. The maker of Ugg boots and Teva sandals posted a first-quarter profit of 20 cents a share, missing the average analyst estimate of 25 cents.

Expedia Inc. (EXPE) rallied 19 percent to $38.70. The online travel agency reported first-quarter earnings excluding some items of 26 cents a share, exceeding the 14-cent profit projected by analysts on average.

Jazz Pharmaceuticals Plc (JAZZ) jumped 13 percent to $51.15. The maker of narcolepsy drug Xyrem agreed to buy EUSA Pharma Inc. for $650 million to add to its specialty therapies, including a leukemia drug.

Starbucks Corp. (SBUX) slumped 4.4 percent to $57.99. The world’s largest coffee-shop chain reported second-quarter same-store sales that trailed analysts estimates amid weaker demand in Europe.

Zynga Inc. (ZNGA) : The biggest developer of games for social-networking sites beat analysts’ first-quarter revenue estimates, suggesting that the Zynga.com gaming portal helped lessen dependence on Facebook Inc.

To contact the reporter on this story: Inyoung Hwang in New York at ihwang7@bloomberg.net

To contact the editor responsible for this story: Nick Baker at nbaker7@bloomberg.net

http://www.bloomberg.com/news/2012-04-26/amazon-com-clearwire-deckers-starbucks-u-s-equity-preview.html

• Asian Stocks Rise on Faster Japan Inflation, U.S. Outlook   (2014-05-30 09:33:27)
• Asian Stocks Rise on Faster Japan Inflation, U.S. Outlook   (2014-05-30 09:33:27)
• Asian Stocks Rise on Faster Japan Inflation, U.S. Outlook   (2014-05-30 09:33:02)
• Asian Stocks Fluctuate After Japan Retail Sales Slump   (2014-05-29 09:37:51)
• Asian Stocks Fall Second Day as Health-Care Shares Drop   (2014-04-08 08:52:58)
• Industrial Stocks Take ETF Bounty   (2014-04-08 08:52:29)
• Asian Stocks Set for Second Weekly Gain Before U.S. Jobs   (2014-04-04 09:46:16)
• Australia Model Curbs Speed as CEO Says U.S. Too Far Gone   (2014-04-04 09:45:49)
• Asia Stocks Rise 4th Day as Consumer Shares Lead Gain   (2014-03-31 10:48:33)
• Asia Stocks Swing After U.S. Manufacturing Index Falls   (2014-03-25 11:29:14)