AAR is trading 4.03% up at $151.10 following renewed investor interest in its recognition as the first third-party maintenance, repair, and overhaul provider approved by the FAA for Safety Management System Requirements. - The company initially received this FAA approval in 2020, with its corporate SMS program officially recognized in 2022. - Recent analyst upgrades and reports from August 14, 2026, have highlighted this operational milestone as a current catalyst for the stock.