Unilever (NYSE:UL – Get Free Report) was upgraded by research analysts at Zacks Research from a “strong sell” rating to a “hold” rating in a research note issued on Tuesday,Zacks.com reports. DZ Bank upgraded Unilever from a “hold” rating to a “strong-buy” rating in a research report on Wednesday, April 8th. Jefferies Financial Group reaffirmed an “underperform” rating on shares of Unilever in a research note on Monday, July 6th. Finally, Royal Bank Of Canada raised Unilever from an “underperform” rating to a “sector perform” rating in a research note on Tuesday, April 21st. Positive Sentiment: The company raised its full-year outlook after delivering its strongest quarterly volume growth in more than a decade.