Benzinga's Top Upgrades, Downgrades For February 13, 2018 By: Benzinga via Benzinga February 13, 2018 at 09:22 AM EST Top Upgrades Piper Jaffray upgraded Analog Devices, Inc. (NASDAQ: ADI) from Neutral to Overweight.. Analog Devices shares ... Read More >> Related Stocks: ADT Inc Americold Realty Trust Analog Devices AvalonBay Communities BP Plc ADR Beacon Roofing Suppl Celgene Corp Eversource Energy Forum Energy Technologies Inc Health Insurance Inn JPMorgan Chase & Co Mdc Holdings Ord Shs NetApp Nine Energy Service Inc Novus Therapeutics Inc Paycom Software Inc Plains All American Pipeline LP Premier Inc Cl A Quest Diagnostics Spark Therap Summit Therapeu ADR Tesla, Inc. Weatherford International Ltd