Piper Jaffray Downgrades FireEye On Intensifying Competition By: Benzinga via Benzinga October 05, 2015 at 11:34 AM EDT FireEye, Inc. (NASDAQ: FEYE) shares have declined 31.4 percent, year to date, hitting a low of $31.23 on September ... Read More >> Related Stocks: Check Point Software Cisco Systems Fireeye Inc