NEW YORK, May 08, 2026 (GLOBE NEWSWIRE) -- The Gross Law Firm issues the following notice to shareholders of Power Solutions International, Inc. (NASDAQ: PSIX). Shareholders who purchased shares of PSIX during the class period listed are encouraged to contact the firm regarding possible lead plaintiff appointment. Appointment as lead plaintiff is not required to partake in any recovery. CONTACT US HERE: https://securitiesclasslaw.com/securities/power-solutions-international-inc-loss-submission-form/?id=1861 ...