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.InPost ( OTCPK:INPOY ) has lost 25% of its value since my Buy rating, making it one of my worst-performing picks. In my prior report, I noted that the company needs to show economies of scale to warrant a continuedDhierin runs the investing group T ...