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April 22 (Reuters) - U.S. stocks rose on Tuesday, with both the S&P 500 and Nasdaq ontrack for a sixth straight day of gains as a number ofbellwether companies reported strong results. The Dow Jonesindustrial average was up 0.41 percent at 16,517.39, theS&P 500 was up 0.42 percent at 1,879.84 and the NasdaqComposite was up 0.79 percent at 4,154.088.
** REVANCE THERAPEUTICS INC, $33.55, +17.23 pct
The company said on Monday an experimental long-lasting formof botulinum toxin - the same compound used in Allergan Inc's Botox - met the main goal of reducing wrinkles inpatients in an early stage trial.
Cowen & Co analysts estimated the product could eventuallygenerate $1 billion in sales.
** ALLERGAN INC, $164.94, +16.15 pct
** VALEANT PHARMA, $132.59, +5.22 pct
Canada's Valeant Pharmaceuticals said it offered tobuy Botox maker Allergan to boost its skin and eye-careportfolio. Valeant said it had offered to pay $48.30 per sharein cash and 0.83 of its common share for each Allergan share.
** AROTECH CORP, $4.011, -10.07 pct
The defense and security products company would not benefitfrom a lithium-ion battery factory being set up by Tesla MotorsInc as it did not make electric batteries, according toa Seeking Alpha article.
Arotech was expected to re-enter the battery market after afailed attempt in the 1990s but Chief Executive Robert Ehrlichsaid earlier this month the company was not looking to enter theelectric vehicle market, the article said. (http://r.reuters.com/pyv68v)
Arotech was not worth more than $2 per share, the articlesaid. The company's shares have nearly quadrupled in the pastyear and currently trade around $4.
** AK STEEL HOLDING CORP, $6.57, -2.09 pct
The U.S. steelmaker reported a wider-than-expected quarterlyloss partly hurt by higher operating costs and lower shipments.
** ARCH COAL INC, $4.78, -3.82 pct
The U.S. coal miner said it expects to ship fewer tons ofsteel-making metallurgical coal this year as prices and demandremain weak, but signaled recovering demand for thermal coal,used in power generation.
** NETFLIX INC, $373.26, +7.11 pct
The video streaming service's planned price hikes will allowit to spend more to produce more original content that will helpit attract more customers globally, analysts said, as many ofthem raised their price targets on the stock.
While Cantor Fitzgerald upgraded the stock to "buy," severalother brokerages raised their price targets after Netflix postedbetter-than-expected first-quarter profit.
** GW PHARMACEUTICALS PLC, $60.63, +31.69 pct
Morgan Stanley initiated coverage on the biopharmaceuticalscompany with an "overweight" rating, citing the potential of itsepilepsy program. The brokerage said it expects about 800million pounds peak worldwide sales for the company'sexperimental epilepsy drug Epidiolex by 2024. It set a pricetarget of $103 on the GW Pharma stock.
** MEDIDATA SOLUTIONS INC, $39.445, -25.14 pct
The provider of cloud-based services for clinical researchcompanies reported a quarterly adjusted profit that was lowerthan analysts' estimates.
** FACEBOOK INC, $62.63, +2.27 pct
Credit Suisse upgraded the social media company's stock to"outperform" from "neutral" and raised its price target to $87from $6. The brokerage said it expects new products to drivefaster growth in revenue per user.
** LEXMARK INTERNATIONAL INC, $41.56, -11.14 pct
The printer maker reported first-quarter adjusted earningsabove analysts' average estimate, helped by higher revenue fromits managed print services and software businesses.
** HARLEY-DAVIDSON INC, $72.94, +8.00 pct
The motorcycle maker posted a stronger-than-expectedquarterly profit on Tuesday, lifted by strong sales growthoutside its core North American market.
** MGIC INVESTMENT CORP, $8.9, +6.84 pct
Mortgage insurer MGIC posted a better-than-expectedquarterly profit as fewer homeowners defaulted on their paymentsin an improving U.S. housing market.
** KONINKLIJKE PHILIPS NV, $32.51, -6.01 pct
Philips warned on Tuesday it would struggle to posta rise in operating profit for 2014 after slowing demand inChina and Russia, combined with the impact of a strong euro,wiped out its first-quarter sales growth.
** NOVARTIS AG, $86.39, +1.09 pct
** GLAXOSMITHKLINE PLC, $55.58, +4.63 pct
** ELI LILLY AND CO, $60.48, -0.62 pct
Novartis and GlaxoSmithKline traded morethan $20 billion worth of assets on Tuesday, aiming to bolstertheir best businesses and exit weaker ones as the drugs industryreshapes to cope with healthcare spending cuts and genericcompetition.
Eli Lilly said it will buy the Novartis' animal healthbusiness for $5.4 billion in cash to strengthen and diversifyits Elanco unit.
** ALLISON TRANSMISSION HOLDINGS INC, $30.33, -2.54pct
The company, which makes fully automatic transmissions formedium- and heavy-duty commercial vehicles, said itsshareholders Carlyle Group and Onex Corp sold 25 million sharesthey owned in the company.
Carlyle and Onex are the largest shareholders in AllisonTransmission.
** RENT-A-CENTER INC, $28.9, +12.15 pct
The rent-to-own home furniture retailer forecast full-yearearnings above analysts' estimates after reporting abetter-than-expected quarterly profit, due to higher revenuesfrom Mexico and its Acceptance Now membership program.
** PERRIGO CO PLC, $151.51, +4.38 pct
Jefferies initiated coverage of the company's stock with a"buy" rating, based on its dominant share of theover-the-counter medicine market, expansive pipeline, and"sustainable" growth strategy.
** BEBE STORES INC, $5.89, -8.54 pct
The women's apparel retailer warned of abigger-than-expected quarterly loss as extremely cold weather inparts of the United States cut sales.
** CANADIAN SOLAR INC, $28.9999, +7.09 pct
The solar company said it won a supply agreement to provide43 mega watt of photovoltaic modules to the second-largest solarpower plant project in Japan. Delivery of the modules isexpected to start from May 2014.
** INTUITIVE SURGICAL, $417.73, +1.61 pct
The medical device maker said the U.S. health regulatorapproved for marketing its robotic surgical device, da Vinci SpSurgical System, for use in certain urologic surgicalprocedures. (Compiled by Rohit T.K. in Bangalore; Editing by Joyjeet Das)
