英语语法分析

Alkermes shares have risen 58% so far this year.

今年到目前为止，Alkermes公司股价已上涨了58%。

Other notable winners in May included Achillion, up 200% so far this year, and Alkermes, which announced a smart merger with Elan’s drug delivery business.

其他值得关注的5月份赢家包括：今年到目前为止股价已上涨200%的Achillion制药公司；宣布收购Elan公司药物传输部门的Alkermes公司。