Law Offices of Howard G. Smith Encourages Power Solutions International, Inc. (PSIX) Shareholders to Inquire About Securities Fraud Class Action

Core Viewpoint - A class action lawsuit has been filed against Power Solutions International, Inc. (PSIX) for securities fraud, affecting investors who purchased shares between May 8, 2025, and March 2, 2026, with a deadline for filing a lead plaintiff motion set for May 19, 2026 [1][2]. Financial Performance - On November 6, 2025, Power Solutions reported a gross margin of 23.9% for Q3 2025, a decrease of 5.0% year-over-year, attributed to temporary inefficiencies from an accelerated production ramp-up for key data center product lines [2]. - The company anticipated a sales growth of 45% for the full year 2025, a significant decline from the reported year-over-year growth of 74% in Q2 and 65% in Q3 2025 [2]. - Following the Q3 results, the stock price dropped by $15.55, or 19.14%, closing at $65.69 on November 7, 2025, with unusually high trading volume [3]. Recent Developments - On March 2, 2026, Power Solutions announced its Q4 and full year 2025 financial results, revealing an 8% year-over-year decline in gross margin due to operating inefficiencies related to the production ramp-up for data center products [4]. - The company projected only moderate margin improvement for 2026 and indicated that it was beginning to see measurable improvements in supply chain performance and manufacturing cost structures [4]. - Following this announcement, the stock fell by $24.84, or 28.97%, closing at $60.91 on March 3, 2026, also on unusually heavy trading volume [4]. Allegations in the Lawsuit - The lawsuit alleges that during the class period, the defendants made materially false and misleading statements and failed to disclose adverse facts about the company's business and operations [6]. - Specific allegations include overstating the company's ability to capture sales demand in the data center market and understating the impact of manufacturing capacity enhancements, including expected costs and related inefficiencies [6].