Monolithic Power Systems SEC Filings
NASDAQ: MPWRTechnologySemiconductorsUSD
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Monolithic Power Systems filing overview
This page lists 60 recent SEC filings by Monolithic Power Systems (MPWR), including 40 4, 8 8-K, 4 SCHEDULE 13G/A, 3 10-Q. The latest annual report (10-K) was filed on Feb 27, 2026 for the period ending Dec 31, 2025. The most recent quarterly report (10-Q) was filed on Aug 5, 2026.
The latest current report (8-K), used to disclose material events such as earnings releases and executive changes, was filed on Sep 10, 2026. Form 10-K is the audited annual report, 10-Q the quarterly report, 8-K covers material events, and Form 4 reports insider transactions. All documents link directly to SEC EDGAR.
Summary generated from market data by MetaCap's automated system. Methodology
MPWR SEC filings
| Filed | Form | Description | Document |
|---|---|---|---|
| Sep 30, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Sep 10, 2026 | 8-K | Other Events | View on EDGAR |
| Sep 2, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Aug 26, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Aug 25, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Aug 19, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Aug 13, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Aug 6, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Aug 6, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Aug 5, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Aug 5, 2026 | 10-Q | Quarterly report | View on EDGAR |
| Jul 30, 2026 | 8-K | Results of Operations and Financial Condition | View on EDGAR |
| Jul 28, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Jul 17, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Jul 15, 2026 | SCHEDULE 13G | Beneficial ownership report (passive) | View on EDGAR |
| Jul 8, 2026 | SCHEDULE 13G/A | Beneficial ownership report (passive) (amendment) | View on EDGAR |
| Jul 6, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Jun 12, 2026 | 8-K | Submission of Matters to a Vote of Security Holders; Other Events | View on EDGAR |
| Jun 3, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Jun 2, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| May 29, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| May 28, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| May 27, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| May 27, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| May 20, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| May 20, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| May 19, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| May 15, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| May 15, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| May 8, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| May 8, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| May 8, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| May 6, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| May 6, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| May 6, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| May 4, 2026 | 10-Q | Quarterly report | View on EDGAR |
| Apr 30, 2026 | DEF 14A | Definitive proxy statement | View on EDGAR |
| Apr 30, 2026 | 8-K | Results of Operations and Financial Condition | View on EDGAR |
| Apr 30, 2026 | SCHEDULE 13G | Beneficial ownership report (passive) | View on EDGAR |
| Apr 29, 2026 | SCHEDULE 13G | Beneficial ownership report (passive) | View on EDGAR |
| Apr 10, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Apr 8, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Apr 3, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Apr 3, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Apr 1, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Mar 27, 2026 | SCHEDULE 13G/A | Beneficial ownership report (passive) (amendment) | View on EDGAR |
| Mar 24, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Feb 27, 2026 | 8-K | Non-Reliance on Previously Issued Financial Statements or a Related Audit Report | View on EDGAR |
| Feb 27, 2026 | 10-K | Annual report | View on EDGAR |
| Feb 17, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Feb 13, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Feb 12, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Feb 12, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Feb 11, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Feb 5, 2026 | SCHEDULE 13G/A | Beneficial ownership report (passive) (amendment) | View on EDGAR |
| Feb 5, 2026 | 8-K | Results of Operations and Financial Condition; Departure or Appointment of Directors or Officers; Compensatory Arrangements; Other Events | View on EDGAR |
| Jan 8, 2026 | SCHEDULE 13G/A | Beneficial ownership report (passive) (amendment) | View on EDGAR |
| Dec 12, 2025 | 8-K | Other Events | View on EDGAR |
| Nov 21, 2025 | 8-K | Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year | View on EDGAR |
| Nov 5, 2025 | 10-Q | Quarterly report | View on EDGAR |