Welcome to our dedicated page for Power Solutions Intl SEC filings (Ticker: PSIX), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
The Power Solutions International, Inc. (PSI) (Nasdaq: PSIX) SEC filings page on Stock Titan provides direct access to the company’s regulatory disclosures, including current reports on Form 8-K and periodic reports on Forms 10-K and 10-Q filed with the U.S. Securities and Exchange Commission. These documents are essential for understanding PSI’s financial condition, governance and material events as a manufacturer of emission-certified engines and power systems.
Current reports (Form 8-K) for PSIX often cover items such as quarterly financial result announcements, amendments to the company’s revolving credit agreement, uplisting and listing status on the Nasdaq Stock Market, changes in directors and executive officers, incentive plan amendments, and significant employment agreements. For example, recent 8-K filings describe the second amendment to PSI’s uncommitted revolving credit agreement, board and committee changes, and the appointment of the General Counsel and Corporate Secretary.
Annual and quarterly reports (Forms 10-K and 10-Q) provide detailed financial statements, segment information for power systems, industrial and transportation end markets, and extensive risk factor discussions. These filings explain how PSI’s fuel-agnostic, emission-certified engines and power systems serve OEM and end-user customers, and outline risks related to macroeconomic conditions, tariffs, supply chains, information technology, and legal and regulatory matters.
Investors can also review governance and compensation disclosures, including information on the company’s majority shareholder, Weichai America Corp., board composition, committee roles, and incentive compensation plans. Where applicable, insider-related information and shareholder voting outcomes are disclosed in PSI’s filings.
On Stock Titan, AI-powered tools summarize lengthy PSIX filings, highlight key terms in credit agreements, and surface notable changes in governance or risk factors. Real-time updates from EDGAR ensure that new 8-K, 10-Q, 10-K and related exhibits are available quickly, helping users analyze Power Solutions International’s regulatory record without manually parsing every document.
Power Solutions International, Inc. furnished an update from two March 11, 2026 investor calls after an unauthorized X post shared a purported transcript; the company disclaimed that post and provided its own Q&A summary.
Management reported Q4 2025 gross margin of 21.9% due to ramp-up inefficiencies in Wisconsin but expects improvement in 2026, with a long-term focus on opportunities that can support gross margins around 25%. They highlighted strong data center demand for enclosure products, expanding vertically integrated capacity in Wisconsin, including the MTL acquisition and an approximately 850,000 sq ft footprint. The team described steady 2026 growth expectations, continued reliance on Weichai engines, and a new phantom stock plan tied to PSI’s share price with three-year vesting and cash settlement.
Power Solutions International, Inc. approved a new 2026 Phantom Unit Plan to provide cash-based incentives linked to its common stock price. The plan grants cash-settled “Phantom Units,” each representing an unfunded obligation to pay cash equal to the average share price over the 30 trading days before vesting.
Phantom Units are not actual equity, have no voting rights, and do not receive dividends. Awards typically vest in three equal annual installments, with accelerated vesting upon death, disability, or certain change-in-control events. Vested units are paid in a lump-sum cash payment within 60 days after each vesting date and are subject to the company’s clawback policies.
Power Solutions International reported record full-year 2025 results with net sales of $722.4 million, up 52% from 2024, and net income of $114.0 million, up 65%. Diluted earnings per share rose to $4.94 from $3.01, helped by a $38.3 million valuation allowance release that added $1.66 per share.
Fourth-quarter 2025 sales grew 33% to $191.2 million, but quarterly net income fell 31% to $16.1 million as gross margin declined to 21.9% from 29.9% due to production ramp-up inefficiencies in data center product lines and a higher effective tax rate. Full-year operating income increased 34% to $109.7 million, and Adjusted EBITDA rose 41% to $116.3 million.
Cash and cash equivalents were $41.3 million and total debt $96.6 million at December 31, 2025, compared with $55.3 million cash and $120.2 million debt a year earlier. The company completed the acquisition of MTL Manufacturing & Equipment to support vertically integrated capacity for data center markets and expects continued 2026 sales growth with moderate margin improvement.
Power Solutions International, Inc. describes its 2025 business profile as a single-segment designer and manufacturer of emission-certified engines and power systems using natural gas, propane, biofuels, gasoline and diesel for power generation, industrial and transportation markets. About 74% of engines sold in 2025 ran on propane or natural gas.
The company highlights strategic initiatives around higher-margin heavy-duty engines, aftermarket parts, global expansion and leveraging its collaboration with Weichai, which owns 46.0% of its common stock. Net research, development and engineering spending was $18.2 million in 2025.
Key risks include tariffs and UFLPA-related supply-chain disruptions, $96.6 million of debt at December 31, 2025, exposure to oil and gas markets with $193.9 million of 2025 sales to that sector, Weichai’s control and U.S.–China tensions, liquidity pressures in a capital-intensive business, and cybersecurity, AI, regulatory, environmental and human-capital challenges.
Power Solutions International, Inc. announced it has acquired MTL Manufacturing & Equipment Inc., a Beloit, Wisconsin-based welding and steel component manufacturer that supplies switchgear subbases, electrical enclosure assemblies and fuel tanks for large power generation products, including data center applications.
PSI acquired 100% of MTL’s outstanding stock using existing cash reserves and by assuming certain equipment-related debt. MTL operates from about 185,000 square feet of manufacturing space and offers full engineering and vertically integrated production with certifications such as UL142, ULC S601 and UL2085.
The acquisition is expected to support PSI’s growth in the data center market by increasing vertical integration, improving supply chain control, and helping reduce lead times, while MTL’s current management team will continue to lead operations.
Power Solutions International, Inc. CFO Li Xun reported equity compensation transactions involving stock appreciation rights and common stock. On February 12, 2026, Li exercised 7,500 stock appreciation rights, receiving 7,500 shares of common stock. Of these, 3,429 shares were withheld to cover the exercise price and related tax obligations, resulting in a net 4,071 shares issued. After these transactions, Li directly held 4,592 shares of common stock and 7,500 stock appreciation rights.
Power Solutions International, Inc. (PSIX) reported that director Hong He received a grant of restricted common stock. On December 11, 2025, Hong He was awarded 5,000 shares of common stock at a stated price of $0 per share, reflecting an equity compensation award rather than an open-market purchase.
The restricted stock was granted under the company’s 2012 Incentive Compensation Plan, as amended and restated, and is subject to the terms of a Restricted Stock Agreement dated December 11, 2025. Subject to certain conditions described in that agreement, the 5,000 shares are scheduled to vest on July 24, 2026. Following this grant, Hong He beneficially owns 23,750 shares of Power Solutions International common stock in direct form.
Power Solutions International granted its general counsel and corporate secretary 700 stock appreciation rights on December 11, 2025. These derivative awards are tied to 700 shares of common stock at an exercise price of $65.76 per share and expire on December 11, 2035.
One-third of the stock appreciation rights vest on December 11 of each of 2026, 2027, and 2028, so long as the executive remains employed with the company on those dates. The award is reported as directly owned by the officer and reflects routine equity-based executive compensation rather than an open-market share purchase or sale.
Power Solutions International, Inc. director Courtney Shea reported receiving 5,000 shares of restricted common stock on December 11, 2025. The grant was made at a reported price of $0 per share under the company's 2012 Incentive Compensation Plan, as amended and restated, and is governed by a Restricted Stock Agreement dated December 11, 2025. Subject to specified conditions, all 5,000 shares are scheduled to vest on July 24, 2026. After this award, Courtney Shea beneficially owns 5,000 shares of Power Solutions International common stock, held directly.
Power Solutions International (PSIX) furnished an update under Regulation FD. The company issued a press release announcing its third quarter 2025 financial results and providing its 2025 outlook.
The press release is included as Exhibit 99.1. The information is being furnished, not filed under the Exchange Act and is not subject to Section 18 liabilities. PSIX common stock trades on the Nasdaq Stock Market.