A number of research firms have changed their ratings and price targets for Gol Linhas Aereas Inteligentes (NYSE: GOL): 9/13/2017 – Gol Linhas Aereas Inteligentes was downgraded by analysts at ValuEngine from a “buy” rating to a “hold” rating. 9/12/2017 – Gol Linhas Aereas Inteligentes was downgraded by analysts at Zacks Investment Research from a […]