WILMINGTON, Del., Sept. 15, 2016 — Rigrodsky & Long, P.A. : Rigrodsky & Long, P.A. announces that a complaint has been filed in the United States District Court for the Central District of California on behalf of all persons or entities that purchased the common stock of AECOM (“AECOM” or the “Company”) (NYSE:ACM) between February 11, 2015 and August 15, 2016, inclusive (the “Class Period”), …