US STOCKS-S&P nears record high on oil rally, healthcare curbs Nasdaq
* S&P 500 18 points shy of May 2015 record high
* Oil prices hit 2016 highs; Exxon hits 52-week high
* Biogen, Alexion drop after drug trial failures
* Indexes up: Dow 0.46 pct, S&P 0.36 pct, Nasdaq 0.1 pct (Adds details, comment, updates prices)
By Yashaswini Swamynathan
June 7 (Reuters) - The S&P 500 touched an 11-month high on Tuesday and was just 18 points shy of its record high, helped by gains in energy shares, while tumbling healthcare stocks capped gains on the Nasdaq.
The S&P energy index surged 1.79 percent as oil prices hit 2016 highs due to supply constraints and a weak dollar.
Chevron rose 2 percent, while Exxon gained as much as 1.5 percent to a 52-week high of $90.68. The stocks were among those giving the biggest boost to the S&P and the Dow.
"Demand for oil seems to be stronger than we anticipated and the price continues to rise, that is something that is positive," said Kim Forrest, senior equity research analyst, Fort Pitt Capital Group in Pittsburgh. Continuación...