Stocks Hitting 52-Week Highs

shares rose 27.33 percent to touch a new 52-week high of $60.94 after

announced its plans to acquire AGL Resources in a $12 billion deal.

shares reached a new 52-week high of $231.88. Receptos shares have jumped 356.70 percent over the past 52 weeks, while the S&P 500 index has declined 1.35 percent in the same period.