Risers, fallers among companies presenting at this week's J.P. Morgan Healthcare Conference

M&A news pushed shares of two companies to the top of the JPM movers list, while sales and guidance updates weighed on stocks hardest hit.

The $14.6 billion acquisition of Intra-cellular Therapies Inc. (NASDAQ:ITCI) by Johnson & Johnson (NYSE:JNJ) drove its shares higher while giving the pharma a growth driver in antipsychotic therapy Caplyta lumateperone. Intra-cellular shares were up 33% this week through Thursday's close, top among companies that presented at this week's J.P. Morgan Healthcare Conference in San Francisco...