The lawsuit, filed in the U.S. District Court for the Southern District of California, alleges that AEVEX, its executives, and private equity owner Madison Dearborn Partners, LLC violated federal securities laws. According to the complaint, the company touted a 180-day lock-up period intended to prevent insiders from selling Class A shares until mid-October 2026. However, the suit claims the defendants secretly orchestrated a plan to bypass this restriction via a secondary public offering shortly after the IPO.

Market confidence wavered significantly when the company announced plans for an additional eight-million-share sale in June. Following the disclosure of the registration statement on June 1, 2026, AEVEX shares plummeted approximately 16%. A subsequent 7% decline followed the June 5 filing of a final prospectus, which formally acknowledged the waiver of the lock-up restrictions. Investors seeking to represent the class must demonstrate the greatest financial interest in the case to be appointed lead plaintiff by the court. Robbins Geller Rudman & Dowd LLP is currently coordinating the legal response for affected shareholders.