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Power Solutions Intl Inc SEC Filings

PSIX NASDAQ

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.

Decoding Power Solutions International’s dense disclosures can feel tougher than calibrating a dual-fuel engine. With segments ranging from natural-gas generators to propane-powered forklifts, the company’s reports dive deep into emissions standards, supplier contracts, and warranty reserves. If you have ever typed “Power Solutions International SEC filings explained simply� into a search bar, you already know the challenge.

Stock Titan meets that challenge head-on. Our AI-powered summaries translate every document—whether a Power Solutions International quarterly earnings report 10-Q filing or a sudden Power Solutions International 8-K material events explained—into plain language within minutes of hitting EDGAR. Need to monitor Power Solutions International insider trading Form 4 transactions or want Power Solutions International Form 4 insider transactions real-time? We stream them instantly, then spotlight notable buys and sells. Comparing fuel-mix margins? The platform links tables from the Power Solutions International annual report 10-K simplified to trend graphs. All filings�10-K, 10-Q, 8-K, S-3, SC 13D—arrive with real-time alerts, so nothing slips past you.

Use our expert tools to dive deeper: automated red-line views for contract changes, keyword search across historical documents, and one-click exports for modeling. Whether you’re performing a Power Solutions International earnings report filing analysis, understanding Power Solutions International SEC documents with AI, or checking a Power Solutions International proxy statement executive compensation section, the insights are already surfaced. Track every Power Solutions International executive stock transactions Form 4, compare quarter-over-quarter revenue shifts, and turn complex regulatory language into actionable intelligence—without getting lost in 300 pages of technical text.

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Weichai-affiliated reporting persons (Weichai America Corp., Weichai Power Co., Ltd., and Shandong Heavy Industry Group Co., Ltd.) disclosed multiple broker-dealer sales of Power Solutions International, Inc. (PSIX) common stock on 08/25/2025 under Rule 144. The Form 4 shows six separate disposition entries totaling 51,426 shares sold at weighted-average prices ranging from about $88.53 to $93.37. Following these transactions the reporting group beneficially owned 10,810,199 shares (indirect ownership). The report was filed jointly and includes powers of attorney referenced by exhibit.

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Rhea-AI Summary

Frank P. Simpkins, a director of Power Solutions International, Inc. (PSIX), reported the sale of 10,000 shares of the issuer's common stock on 08/25/2025 at a weighted average price of $91.638 per share. After the reported sale, the filing shows the reporting person beneficially owned 25,000 shares directly. The filing notes the sale occurred in multiple transactions at prices ranging from $91.55 to $91.93 and offers to provide the exact allocation on request.

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Li Xun, CFO of Power Solutions International, Inc. (PSIX), reported multiple transactions on 08/25/2025. The filings show the reporting person sold a total of 8,000 shares of common stock in several transactions at weighted-average prices in ranges from $91.40 to $93.30 per share and purchased 300 shares at $92.82. The Form 4 notes the purchase was matchable under Section 16(b) and that the reporting person paid the issuer $134.00 representing the full profit from the short-swing transaction. All holdings are reported as direct beneficial ownership.

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Weichai America Corp., together with Weichai Power Co., Ltd. and Shandong Heavy Industry Group Co., Ltd., reported multiple open-market sales of Power Solutions International, Inc. (PSIX) common stock on 08/22/2025 under Rule 144. The filing lists 11 separate sales ranging individually from 1,665 to 19,228 shares at weighted average prices between approximately $81.19 and $91.768. The aggregate number of shares reported sold in these lines is 87,210. After these transactions the Reporting Persons beneficially own 10,861,625 shares, held indirectly through Weichai America Corp., with shared voting and disposition power among the Reporting Persons.

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Power Solutions International (PSIX) reporting persons Weichai America Corp., Weichai Power Co., Ltd. and Shandong Heavy Industry Group Co., Ltd. disclosed insider sales on 08/21/2025 under Rule 144. The filings show four broker-dealer sales totaling 42,314 shares disposed at weighted-average prices of $80.4063, $81.7006, $82.4634 and $83.2568, with reported execution price ranges from about $80.00 to $83.64. After these transactions the Reporting Persons beneficially own 10,948,835 shares indirectly. The report is filed jointly and includes powers of attorney referenced to prior Form 4 exhibits.

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Weichai America Corp., together with Weichai Power Co., Ltd. and Shandong Heavy Industry Group Co., Ltd., filed Amendment No. 8 to their Schedule 13D for Power Solutions International, Inc. (PSIX) to report open-market sales of Common Stock under Rule 144. From August 18�21, 2025, Weichai America sold a total of 263,006 shares, reducing the Reporting Persons' combined beneficial ownership to 10,948,835 shares, or 47.5% of the outstanding common stock based on 23,029,846 shares outstanding as of July 31, 2025. The filing lists daily dispositions and weighted average prices per share ranging from about $80.00 to $89.83. The amendment states no other transactions occurred since the prior Schedule 13D.

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Power Solutions International (PSIX) notice reports a proposed sale of 10,000 shares of Common Stock through Merrill Lynch on Nasdaq with an aggregate market value of $912,600 and an approximate sale date of 08/25/2025. The filing lists total shares outstanding as 23,029,846. The securities were acquired as compensatory grants: 5,000 shares on 07/13/2018 and 5,000 shares on 07/10/2024. The filing also reports a sale during the past three months: Frank Simpkins sold 5,000 shares on 08/12/2025 for $474,274. The notice includes the signers representation that they are not aware of undisclosed material adverse information about the issuer.

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Power Solutions International (PSIX) filed a Form 144 reporting a proposed sale of 8,221 shares of common stock to be executed on 08/25/2025 through Morgan Stanley/Morgan Stanley Smith Barney LLC with E*TRADE as the broker. The filing shows the shares were acquired on 08/12/2025 through the exercise of SARs and the aggregate market value of the proposed sale is listed at $750,248. The company had 23,029,846 shares outstanding per the form. The filer reports no securities sold in the past three months and certifies they are not aware of undisclosed material adverse information about the issuer.

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Power Solutions International insiders sold a small portion of shares on August 20, 2025. The filing shows the Reporting Persons—Weichai America Corp., Weichai Power Co., Ltd., and Shandong Heavy Industry Group Co., Ltd.—sold 15,797 shares at a weighted-average price of $80.4969 and 5 additional shares at $81.00, executed through broker-dealer Rule 144 transactions. After these sales the Reporting Persons report beneficial ownership of 10,991,154 and 10,991,149 shares (reported as indirect ownership). The report was filed jointly and includes powers of attorney references.

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Power Solutions International insiders sold 79,670 shares on 08/19/2025 under Rule 144, reducing the Reporting Persons' indirect holdings to 11,006,951 shares. The Form 4 is jointly filed by Weichai America Corp., Weichai Power Co., Ltd. and Shandong Heavy Industry Group Co., Ltd., each identified as a director and 10% owner. Sales occurred in multiple transactions at weighted-average prices ranging approximately from $80.00 to $84.65 per share. The report states the transactions were broker-dealer sales conducted pursuant to Rule 144 and notes the Reporting Persons share voting and dispositive power over the reported shares.

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FAQ

What is the current stock price of Power Solutions Intl (PSIX)?

The current stock price of Power Solutions Intl (PSIX) is $81.46 as of August 27, 2025.

What is the market cap of Power Solutions Intl (PSIX)?

The market cap of Power Solutions Intl (PSIX) is approximately 2.0B.
Power Solutions Intl Inc

NASDAQ:PSIX

PSIX Rankings

PSIX Stock Data

2.04B
7.69M
67.22%
14.99%
2.08%
Specialty Industrial Machinery
Engines & Turbines
United States
WOOD DALE