Benzinga's Top Upgrades, Downgrades For April 20, 2018 By: Benzinga via Benzinga April 20, 2018 at 09:16 AM EDT Top Upgrades MKM upgraded Twitter, Inc. (NYSE: TWTR) from Neutral to Buy. Twitter shares rose 2.69 percent to $32.38 in ... Read More >> Related Stocks: Albireo Pharma Inc Align Technology Atlassian Corp Charles River Laboratories Intl Church & Dwight Company Darden Restaurants Dht Holdings Globant Ord Shs Herc Holdings Inc Insulet Corp Macerich Co Merit Medical Sys Navios Maritime Acquisition Corp Olin Corp Onemain Holdings Inc People's United Financial Philip Morris International Phillips 66 Partners LP Plains All American Pipeline LP Procter & Gamble Roku Inc Seaspan Corp Signature Bank Skechers USA Ord Shs Cl A Syntel Inc Tractor Supply Twitter, Inc. Wingstop Inc