Wall Street Zen Upgrades Qualys (NASDAQ:QLYS) to Buy

Wall Street Zen Upgrades Qualys (NASDAQ:QLYS) to Buy

Qualys (NASDAQ:QLYS – Get Free Report) was upgraded by equities researchers at Wall Street Zen from a “hold” rating to a “buy” rating in a research note issued to investors on Saturday. Several other research analysts have also recently weighed in on the company. Weiss Ratings reissued a “hold (c)” rating on shares of Qualys in a research report on Wednesday, October 8th. Zacks Research downgraded shares of Qualys from a “strong-buy” rating to a…