Notable Downgrades: Southwest Airlines (LUV), Achillion (ACHN), Keysight Technologies (KEYS), Wal-Mart (WMT), Autodesk (ADSK) May 20, 2015 WSP
After-Hours Buzz: Yahoo Inc. (YHOO), Etsy (ETSY), Sarepta Therapeutics (SRPT), Achillion (ACHN) May 19, 2015 WSP
