Great to know that RA Capital Management found value in increasing there stake in $ACHN by 17.98%
"Peter Kolchinsky increased its stake in Achillion Pharmaceuticals Inc (NASDAQ:ACHN) by 17.98% based on its latest Q3 2015 regulatory filing with the SEC. Ra Capital Management Llc bought 1.79 million shares as the company’s stock declined 20.12% with the market. The hedge fund run by Peter Kolchinsky held 11.73 million shares of the health care company at the end of Q3, valued at $81.08 million, up from 9.95 million at the end of the previous reported quarter. Ra Capital Management Llc who had been investing in Achillion Pharmaceuticals Inc since many months, is probably bullish the $1.39 billion market cap company. The stock increased 0.59% or $0.06 on November 27, hitting $10.15. About 934,970 shares traded hands. Achillion Pharmaceuticals, Inc. (NASDAQ:ACHN) has risen 7.86% since April 27, 2015 and is uptrending. It has outperformed by 8.76% the S&P500."