Cyberonics, Inc.

NASDAQ: CYBX
Cyberonics reported its fiscal first-quarter financial results before the markets opened on Thursday.
Friday's top analyst upgrades and downgrades include Abraxas Petroleum, Barracuda Networks, Citigroup, Dow Chemical, Lululemon Athletica and UnitedHealth.
These are the top analyst upgrades and downgrades from 24/7 Wall St. for Friday, August 22, 2014.
These are this Tuesday's top Wall Street analyst upgrades, downgrades and initiations. They include Best Buy, Costco, PetSmart and Target.
Source: ThinkstockHealth care has been a top sector for investors this year. The research team at Oppenheimer continues to believe that health care remains well positioned to deliver further...
Source: Jon OggThese are some of the top analyst upgrades, downgrades and initiations seen in Wall St. research calls this Monday.Abercrombie & Fitch Co. (NYSE: ANF) raised to Outperform at...
Source: Jon OggThese are the top analyst calls of upgrades, downgrades and initiations we have seen from Wall St. research calls this Wednesday morning.Angie’s List Inc. (NASDAQ: ANGI) raised to...
The three major US stock indexes opened higher this morning despite the refusal of the European Central Bank to lower its interest rates (our story here) and a lower-than-expected rise in US labor...
These are the top pre-market analyst upgrades and positive calls we are seeing from Wall Street firms this Friday morning with more than two hours until the open. Arm Holdings (ARMH) Raised to Buy at...