If you want full access to all our reports, data and investing ideas, join The Aerospace Forum , the #1 aerospace, defense and airline investment research service on Seeking Alpha, with access to evoX Data Analytics, our in-house developed data analytics platform.In December, I covered Embraer S.A. (NYSE: ERJ ) with a Buy rating and the stock has gained 18% since then while the S&P 500 ( SP500 ) lost 14%. In fact, the company roseDhierin runs the investing group The Aerospace Forum , whose goal is to discov ...