Equities Research Analysts’ new coverage for Monday, May 22nd: StockNews.com started coverage on shares of Aeterna Zentaris (NASDAQ:AEZS) (TSE:AEZ). They issued a sell rating on the stock. StockNews.com started coverage on shares of Airgain (NASDAQ:AIRG). The firm issued a buy rating on the stock. StockNews.com began coverage on shares of Alpha Pro Tech (NYSE:APT). StockNews.com […]