The Klein Law Firm announces that class action complaints have been filed on behalf of shareholders of the following companies. If you suffered a loss you have until the lead plaintiff deadline to request that the court appoint you as lead plaintiff. MEDNAX, Inc. (NYSE: MD)Class Period: February 4, 2016 to July 27, 2017Lead Plaintiff Deadline: September 10, 2018 The lawsuit alleges MEDNAX, Inc. ..