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B. Riley Downgrades Sonus Networks, Inc. (SONS) to Neutral Jul 28, 2016 06:42AM
Sonus Announces Participation in B. Riley & Co. 17th Annual Investor Conference May 23, 2016 07:30AM
Sonus Announces Participation in Upcoming Investor Conferences May 5, 2015 07:00AM
B. Riley Starts Sonus Networks, Inc. (SONS) at Buy Dec 12, 2014 08:05AM
Notable Analyst Rating Changes 12/11: (PLD) (JPM) (LLY) Upgraded; ARIA) (VRA) (ABBV) Downgraded Dec 11, 2014 11:30AM


Dec 11, 2014 06:50AM B. Riley Starts Sonus Networks, Inc. (SONS) at Buy
Jul 16, 2013 10:52AM Notable Analyst Rating Changes 07/16: (GM) (BIDU) (SONS) Upgraded; (TSL) (EAT) (F) Downgraded