ON Semiconductor SEC Filings
NASDAQ: ONTechnologySemiconductorsUSD
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At close: Oct 9, 4:00 PM ET · Delayed 15 min
ON Semiconductor filing overview
This page lists 60 recent SEC filings by ON Semiconductor (ON), including 33 4, 15 8-K, 4 SCHEDULE 13G/A, 3 10-Q. The latest annual report (10-K) was filed on Feb 9, 2026 for the period ending Dec 31, 2025. The most recent quarterly report (10-Q) was filed on Aug 3, 2026.
The latest current report (8-K), used to disclose material events such as earnings releases and executive changes, was filed on Oct 1, 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
ON SEC filings
| Filed | Form | Description | Document |
|---|---|---|---|
| Oct 7, 2026 | SCHEDULE 13G/A | Beneficial ownership report (passive) (amendment) | View on EDGAR |
| Oct 2, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Oct 2, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Oct 1, 2026 | 8-K | Entry into a Material Definitive Agreement; Other Events | View on EDGAR |
| Aug 13, 2026 | 8-K | Other Events | View on EDGAR |
| Aug 3, 2026 | 10-Q | Quarterly report | View on EDGAR |
| Aug 3, 2026 | 8-K | Results of Operations and Financial Condition | View on EDGAR |
| Jul 2, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Jun 25, 2026 | 8-K | Entry into a Material Definitive Agreement; Other Events | View on EDGAR |
| May 27, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| May 18, 2026 | 8-K | Departure or Appointment of Directors or Officers; Compensatory Arrangements; Submission of Matters to a Vote of Security Holders | View on EDGAR |
| May 18, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| May 18, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| May 18, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| May 18, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| May 18, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| May 18, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| May 12, 2026 | 8-K | Entry into a Material Definitive Agreement; Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement; Unregistered Sales of Equity Securities; Other Events | View on EDGAR |
| May 7, 2026 | 8-K | Other Events | View on EDGAR |
| May 6, 2026 | 8-K | Other Events | View on EDGAR |
| May 4, 2026 | 10-Q | Quarterly report | View on EDGAR |
| May 4, 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 27, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Apr 17, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Apr 6, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Apr 2, 2026 | DEF 14A | Definitive proxy statement | View on EDGAR |
| Mar 27, 2026 | SCHEDULE 13G/A | Beneficial ownership report (passive) (amendment) | View on EDGAR |
| Mar 16, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Mar 11, 2026 | 8-K | Departure or Appointment of Directors or Officers; Compensatory Arrangements | View on EDGAR |
| Feb 24, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Feb 24, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Feb 24, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Feb 24, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Feb 18, 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 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 9, 2026 | 10-K | Annual report | View on EDGAR |
| Feb 9, 2026 | 8-K | Results of Operations and Financial Condition | View on EDGAR |
| Feb 9, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Feb 9, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Feb 9, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Feb 9, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Jan 30, 2026 | SCHEDULE 13G/A | Beneficial ownership report (passive) (amendment) | View on EDGAR |
| Dec 19, 2025 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Dec 8, 2025 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Dec 4, 2025 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Nov 17, 2025 | 8-K | Material Impairments | View on EDGAR |
| Nov 5, 2025 | SCHEDULE 13G/A | Beneficial ownership report (passive) (amendment) | View on EDGAR |
| Nov 5, 2025 | 8-K | Departure or Appointment of Directors or Officers; Compensatory Arrangements | View on EDGAR |
| Nov 3, 2025 | 10-Q | Quarterly report | View on EDGAR |
| Nov 3, 2025 | 8-K | Results of Operations and Financial Condition | View on EDGAR |
| Oct 6, 2025 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Sep 23, 2025 | 8-K | Entry into a Material Definitive Agreement; Regulation FD Disclosure | View on EDGAR |
| Aug 15, 2025 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Aug 11, 2025 | SCHEDULE 13G | Beneficial ownership report (passive) | View on EDGAR |