MARKET PULSE-Revance, Arotech, Medidata, Lexmark, MGIC, GW Pharma
April 22 (Reuters) - U.S. stocks rose on Tuesday, with both the S&P 500 and Nasdaq on track for a sixth straight day of gains as a number of bellwether companies reported strong results. The Dow Jones industrial average was up 0.41 percent at 16,517.39, the S&P 500 was up 0.42 percent at 1,879.84 and the Nasdaq Composite 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 form of botulinum toxin - the same compound used in Allergan Inc's Botox - met the main goal of reducing wrinkles in patients in an early stage trial.
Cowen & Co analysts estimated the product could eventually generate $1 billion in sales.
** ALLERGAN INC, $164.94, +16.15 pct
** VALEANT PHARMA, $132.59, +5.22 pct Continued...