Equities researchers at StockNews.com assumed coverage on shares of Marrone Bio Innovations (NASDAQ:MBII – Get Rating) in a research report issued on Sunday. The brokerage set a “sell” rating on the basic materials company’s stock. Marrone Bio Innovations Stock Performance NASDAQ MBII opened at $0.80 on Friday. The company’s 50-day moving average price is $0.80 […]