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May 1 (Reuters) - Some U.S. stocks to watch on Wednesday:
U.S. stock index futures pointed to a slightly higher open on Wednesday with the S&P 500 futures up 0.09 percent, Dow Jones futures up 0.06 percent and Nasdaq 100 futures up 0.1 percent at 1117 GMT.
** MERCK & CO INC, Tuesday close $47, down 3 pct premarket
The company reported lower-than-expected first-quarter sales as generic competition hurt demand for its Singulair asthma drug, and the company cut its profit forecast for the full year. The company also said its board authorized additional purchases of up to $15 billion of the company's common stock.
** CHESAPEAKE ENERGY CORP, Tuesday close $19.54, up 4 pct premarket
The company reported a quarterly profit on Wednesday compared with a year-earlier loss, when it took a charge related to the value of its hedges.
** GENWORTH FINANCIAL INC, Tuesday close $10.03, up 5 pct premarket
The life and mortgage insurer's first-quarter profit more than doubled, beating analysts' estimates, helped by strong performance in its U.S. mortgage insurance business.
** COMCAST CORP, Tuesday close $41.30
The biggest U.S. cable company and owner of NBC posted a higher quarterly profit on Wednesday, driven by strength on the cable side of the business.
** TIME WARNER INC, Tuesday close $59.78
The owner of the CNN cable network, premium TV service HBO, and a movie studio posted a higher first-quarter profit on Wednesday, as growth in its cable networks offset declines in the film, TV entertainment and publishing units.
** VIACOM INC, Tuesday close $63.99
The company reported a 6 percent drop in revenue because of weakness at its Film Entertainment division, which includes the movie studio Paramount Pictures.
** HUMANA INC, Tuesday close $74.11, up 5 pct premarket
The health insurer said Wednesday that first-quarter profit rose beyond its expectations, but expressed uncertainty about its outlook for 2014, when lower U.S. government rates for private Medicare insurance go into effect.
** RADIAN GROUP INC, Tuesday close $11.95
The mortgage insurer's quarterly loss widened due to higher losses from changes in the fair value of derivatives and other financial instruments.
** GARMIN LTD, Tuesday close $35.08
The company's first-quarter profit came in below analysts' average estimate as revenue from its core personal navigation devices business fell further.
** DELPHI PARTS AUTOMOTIVE PLC, Tuesday close $46.21
The vehicle parts maker reported a 6 percent fall in quarterly revenue, after adjustments, hurt by lower sales in Europe and North America.
** YAHOO INC, Tuesday close $24.73
The company has abandoned an effort to acquire a majority stake in online video website Dailymotion due to objections by the French government, according to media reports, scrapping what would have been the biggest deal in the 10-month tenure of Yahoo CEO Marissa Mayer.
** TRULIA INC, Tuesday close $29.06, up 11 pct premarket
The company, which runs a real-estate search engine, reported better-than-expected first-quarter revenue on Tuesday as it saw higher traffic on its website from mobile devices, and forecast current-quarter revenue comfortably above analysts' estimates.
J.P. Morgan upgraded the stock to "overweight" from "neutral" and raised its price target to $41 from $34. RBC Capital markets raised its price target to $44 from $41.
** MINDSPEED TECHNOLOGIES INC, Tuesday close $2.29, up 31 pct after market
The company, which supplies chips for network infrastructure applications, reported a smaller-than-expected adjusted loss and posted revenue above estimates on Tuesday.
** BANKRATE INC, Tuesday close $13.48, up 13 pct after market
The operator of personal finance websites reported a higher-than-expected first-quarter profit as revenue from its mortgage and deposits business increased.
Several brokerages raised their price targets on the stock.
** MUELLER WATER PRODUCTS INC, Tuesday close $5.92, up 10 pct after market
The company reported second-quarter results above analysts' expectations due to higher shipments of its valves, hydrants and brass products.
"This quarter was our best overall second-quarter performance since 2008," Chief Executive Gregory Hyland said in a statement.
** UNITED ONLINE INC, Tuesday close $6.80, down 10 percent after market
The online floral and gift service provider forecast second-quarter revenue below Wall Street estimates and said its Chairman and chief executive officer of more than 14 years, Mark Goldston, will retire by the end of the third quarter.
** DREAMWORKS ANIMATION SKG INC, Tuesday close $19.28, up 9 pct after market
The company reported better-than-expected quarterly results, helped by the worldwide success of its animated film, "The Croods."
** SOLARWINDS INC, Tuesday close $50.85, down 7 pct after market
The network management software maker's first-quarter revenue missed analysts' estimates and it forecast current-quarter results below expectations as it struggles to sell new licenses.
** OUTDOOR CHANNEL HOLDINGS INC, Tuesday close $8.75, up 7 pct after market
Leo Hindery's InterMedia raised its offer for the cable network to $237 million in cash, outbidding a rival offer from Stan Kroenke's Kroenke Sports & Entertainment LLC.
** NCR Corp, Tuesday close $27.27, up 4 pct after market
The ATM maker reported a first-quarter profit above analysts' expectations and raised its earnings forecast for 2013. NCR said it expects to earn $2.70 to $2.80 per share for the full year, above its earlier forecast of $2.65 to $2.75.
** TRIMBLE NAVIGATION LTD, Tuesday close $28.74, down 4 pct after market
The company forecast current-quarter results below analysts' estimates, hurt by spending cuts in the United States and severe weather conditions in Europe and North America, which delayed the agricultural and construction seasons.
** IAC/INTERACTIVE CORP, Tuesday close $47.07, down 4 pct after market
The Web-holding company reported a better-than-expected first-quarter profit, but revenue fell short of estimates. IAC reported revenue of $742.3 million, compared with analysts' expectations of $757.3 million, according to Thomson Reuters I/B/E/S.
** LEAP WIRELESS INTERNATIONAL INC Tuesday close $5.72, down 4 pct after market
The wireless service provider reported on Tuesday a wider quarterly loss as revenue declined as it had more than 93,000 net customer losses in the first quarter.
** QUESTCOR PHARMACEUTICALS INC, Tuesday close $30.74, down 4 pct after market
The company's first-quarter profit lagged analysts' expectations as sales of its Acthar drug fell due to Medicaid reimbursement changes but the company said sales have bounced back in the current quarter.
** MANITOWOC CO INC, Tuesday close $18.76, down 3 pct after market
The company reported first-quarter results below analysts' expectations and received fewer orders for cranes. Manitowoc earned 9 cents per share from continuing operations, excluding items, on revenue of $898 million for the first quarter. Analysts on average expected earnings of 14 cents per share on revenue of $911.6 million, according to Thomson Reuters I/B/E/S.
** AMBEV, Tuesday close $42.02, down 3 percent after market
The Brazil-based company that distributes and sells beer and other non-alcoholic products posted a net profit of 2.34 billion reais in the first quarter, a 1.3 percent increase from the year-ago period, but lower than expected by analysts amid a beer market pressured by lower disposable income of consumers in Brazil.
** FLEXTRONICS INTERNATIONAL LTD, Tuesday close $7.15, down 2 pct after market
The contract electronics maker reported a quarterly loss after the departure of key customer BlackBerry , and it warned earnings in the current quarter may fall below analysts' estimates.
** VISA INC, Tuesday close $168.46
The largest payment network company's results are likely to miss expectations as fewer people use cards for payments in a sluggish economy.
** MASTERCARD INC, Tuesday close $552.93
The company is expected to report subdued first-quarter results on Wednesday as global economic woes slow revenue growth in 2013 including a U.S. payroll tax increase that lowered take-home pay.
** FACEBOOK INC, Tuesday close $27.77
The world's largest social network reports first-quarter results on Wednesday. Its nascent mobile ad business will once again be in the spotlight. (Compiled by Maria Ajit Thomas in Bangalore; Editing by Roshni Menon)