Power Integrations Inc SEC filings POWI
Power Integrations Inc has 1,002 filings in SEC EDGAR's recent list, going back to Feb 14, 2017. Its latest annual report, Form ARS, was filed on Apr 21, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 5, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 4, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 10-Q | Quarterly report | Nov 5, 2026 | Sep 30, 2026 |
| 8-K |
Current report
Results of operations
|
Nov 4, 2026 | Nov 4, 2026 |
| 8-K |
Current report
Officer or director change
|
Aug 14, 2026 | Aug 11, 2026 |
| S-8 | Employee stock plan registration | Aug 6, 2026 | — |
| 10-Q | Quarterly report | Aug 6, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 5, 2026 | Aug 5, 2026 |
| 3 | Initial insider ownership | Jul 31, 2026 | Jul 28, 2026 |
| 4 | Insider transaction | Jul 27, 2026 | Jul 22, 2026 |
| 4 | Insider transaction | Jul 6, 2026 | Jul 1, 2026 |
| 4 | Insider transaction | Jul 6, 2026 | Jul 1, 2026 |
| 4 | Insider transaction | Jul 6, 2026 | Jul 1, 2026 |
| 4 | Insider transaction | Jul 6, 2026 | Jul 1, 2026 |
| 4 | Insider transaction | Jul 6, 2026 | Jul 1, 2026 |
| 4 | Insider transaction | Jul 6, 2026 | Jul 1, 2026 |
| 8-K |
Current report
Shareholder vote results
|
Jun 4, 2026 | Jun 3, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jun 4, 2026 | — |
| 4 | Insider transaction | Jun 2, 2026 | May 29, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 27, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 28, 2026 |
| 144 | Notice of proposed sale | May 29, 2026 | — |
| 4 | Insider transaction | May 28, 2026 | May 26, 2026 |
| 4 | Insider transaction | May 28, 2026 | May 26, 2026 |
| 4 | Insider transaction | May 28, 2026 | May 26, 2026 |
| 144 | Notice of proposed sale | May 28, 2026 | — |
| 144/A | Filing | May 28, 2026 | — |
| 144 | Notice of proposed sale | May 27, 2026 | — |
| 4 | Insider transaction | May 26, 2026 | May 21, 2026 |
| 144 | Notice of proposed sale | May 26, 2026 | — |
| 144 | Notice of proposed sale | May 26, 2026 | — |
| 144 | Notice of proposed sale | May 26, 2026 | — |
| 144 | Notice of proposed sale | May 21, 2026 | — |
| 4 | Insider transaction | May 19, 2026 | May 15, 2026 |
| 4 | Insider transaction | May 15, 2026 | May 13, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | May 15, 2026 | — |
| 144 | Notice of proposed sale | May 14, 2026 | — |
| 144 | Notice of proposed sale | May 14, 2026 | — |
| SD | Specialized disclosure (conflict minerals) | May 14, 2026 | — |
| 144 | Notice of proposed sale | May 13, 2026 | — |
| 144 | Notice of proposed sale | May 13, 2026 | — |
| 144 | Notice of proposed sale | May 12, 2026 | — |
| 3 | Initial insider ownership | May 8, 2026 | May 4, 2026 |
| 10-Q | Quarterly report | May 7, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations, Officer or director change
|
May 7, 2026 | May 4, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 30, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 29, 2026 | — |
| ARS | Annual report to shareholders | Apr 21, 2026 | Dec 31, 2025 |
| DEFA14A | Additional proxy material | Apr 21, 2026 | — |
| DEF 14A | Proxy statement | Apr 21, 2026 | Apr 13, 2026 |
| 4 | Insider transaction | Apr 6, 2026 | Apr 2, 2026 |
| 4/A | Primary document | Apr 6, 2026 | Jan 27, 2026 |
| 4/A | Primary document | Apr 6, 2026 | Jan 27, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 27, 2026 | — |
| 4 | Insider transaction | Mar 3, 2026 | Feb 27, 2026 |
| 4 | Insider transaction | Feb 27, 2026 | Feb 25, 2026 |
| 144 | Notice of proposed sale | Feb 25, 2026 | — |
| 4 | Insider transaction | Feb 10, 2026 | Feb 6, 2026 |
| 4 | Insider transaction | Feb 10, 2026 | Feb 6, 2026 |
| 4 | Insider transaction | Feb 10, 2026 | Feb 6, 2026 |
| 4 | Insider transaction | Feb 10, 2026 | Feb 6, 2026 |
| 144 | Notice of proposed sale | Feb 10, 2026 | — |
| 144/A | Filing | Feb 9, 2026 | — |
| 144 | Notice of proposed sale | Feb 9, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 9, 2026 | — |
| 10-K | Annual report | Feb 6, 2026 | Dec 31, 2025 |
| 4 | Insider transaction | Feb 5, 2026 | Feb 3, 2026 |
| 4 | Insider transaction | Feb 5, 2026 | Feb 3, 2026 |
| 4 | Insider transaction | Feb 5, 2026 | Feb 3, 2026 |
| 8-K |
Current report
Material agreement, Results of operations, Exit or restructuring costs, Other events
|
Feb 5, 2026 | Feb 1, 2026 |
| 4 | Insider transaction | Feb 4, 2026 | Feb 2, 2026 |
| 144 | Notice of proposed sale | Feb 3, 2026 | — |
| 4 | Insider transaction | Feb 2, 2026 | Jan 29, 2026 |
| S-8 | Employee stock plan registration | Jan 30, 2026 | — |
| 8-K |
Current report
Officer or director change, Bylaw or fiscal year change
|
Jan 30, 2026 | Jan 27, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jan 30, 2026 | — |
| 4 | Insider transaction | Jan 29, 2026 | Jan 27, 2026 |
| 4 | Insider transaction | Jan 29, 2026 | Jan 27, 2026 |
| 144 | Notice of proposed sale | Jan 29, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jan 21, 2026 | — |
| 3 | Initial insider ownership | Jan 13, 2026 | Jan 5, 2026 |
| 4 | Insider transaction | Nov 28, 2025 | Nov 24, 2025 |
| S-8 | Employee stock plan registration | Nov 25, 2025 | — |
| 144 | Notice of proposed sale | Nov 24, 2025 | — |
| 8-K |
Current report
Officer or director change
|
Nov 18, 2025 | Nov 14, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Nov 10, 2025 | — |
| 4 | Insider transaction | Nov 5, 2025 | Nov 3, 2025 |
| 4 | Insider transaction | Nov 5, 2025 | Nov 4, 2025 |
| 10-Q | Quarterly report | Nov 5, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 5, 2025 | Nov 5, 2025 |
| 3 | Initial insider ownership | Oct 17, 2025 | Oct 5, 2025 |
| 4 | Insider transaction | Sep 25, 2025 | Sep 24, 2025 |
| 8-K |
Current report
Officer or director change
|
Sep 22, 2025 | Sep 16, 2025 |
| 4 | Insider transaction | Aug 26, 2025 | Aug 22, 2025 |
| 144 | Notice of proposed sale | Aug 22, 2025 | — |
| 4 | Insider transaction | Aug 20, 2025 | Aug 18, 2025 |
| 4 | Insider transaction | Aug 18, 2025 | Aug 14, 2025 |
| 144 | Notice of proposed sale | Aug 18, 2025 | — |
| 4 | Insider transaction | Aug 14, 2025 | Aug 12, 2025 |
| 144 | Notice of proposed sale | Aug 14, 2025 | — |
| 144 | Notice of proposed sale | Aug 12, 2025 | — |
| 10-Q | Quarterly report | Aug 6, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations
|
Aug 6, 2025 | Aug 6, 2025 |
| 4 | Insider transaction | Aug 5, 2025 | Aug 1, 2025 |
| 8-K |
Current report
Officer or director change
|
Jul 17, 2025 | Jul 11, 2025 |
| 4 | Insider transaction | Jul 2, 2025 | Jul 1, 2025 |
| 4 | Insider transaction | Jul 2, 2025 | Jul 1, 2025 |
| 4 | Insider transaction | Jul 2, 2025 | Jul 1, 2025 |
| 4 | Insider transaction | Jul 2, 2025 | Jul 1, 2025 |
| 4 | Insider transaction | Jul 2, 2025 | Jul 1, 2025 |
| 4 | Insider transaction | Jul 2, 2025 | Jul 1, 2025 |
| 4 | Insider transaction | Jul 2, 2025 | Jul 1, 2025 |
| SD | Specialized disclosure (conflict minerals) | May 16, 2025 | — |
| 8-K |
Current report
Shareholder vote results
|
May 16, 2025 | May 15, 2025 |
| 10-Q | Quarterly report | May 12, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
May 12, 2025 | May 12, 2025 |
| 4 | Insider transaction | Apr 4, 2025 | Apr 2, 2025 |
| 4 | Insider transaction | Apr 4, 2025 | Apr 2, 2025 |
| 4 | Insider transaction | Apr 4, 2025 | Apr 2, 2025 |
| 4 | Insider transaction | Apr 4, 2025 | Apr 2, 2025 |
| 4 | Insider transaction | Apr 4, 2025 | Apr 2, 2025 |
| 4 | Insider transaction | Apr 4, 2025 | Apr 2, 2025 |
| 144 | Notice of proposed sale | Apr 2, 2025 | — |
| ARS | Annual report to shareholders | Mar 31, 2025 | Dec 31, 2024 |
| DEFA14A | Additional proxy material | Mar 31, 2025 | — |
| DEF 14A | Proxy statement | Mar 31, 2025 | Mar 17, 2025 |
| PRE 14A | Preliminary proxy statement | Mar 19, 2025 | Mar 17, 2025 |
| 4 | Insider transaction | Feb 24, 2025 | Feb 20, 2025 |
| 4 | Insider transaction | Feb 20, 2025 | Feb 18, 2025 |
| 3 | Initial insider ownership | Feb 20, 2025 | Feb 15, 2025 |
| 144 | Notice of proposed sale | Feb 20, 2025 | — |
| 4 | Insider transaction | Feb 13, 2025 | Feb 11, 2025 |
| 4 | Insider transaction | Feb 13, 2025 | Feb 11, 2025 |
| 4 | Insider transaction | Feb 13, 2025 | Feb 11, 2025 |
| 4 | Insider transaction | Feb 13, 2025 | Feb 11, 2025 |
| 4 | Insider transaction | Feb 13, 2025 | Feb 11, 2025 |
| 4 | Insider transaction | Feb 13, 2025 | Feb 11, 2025 |
| 4 | Insider transaction | Feb 11, 2025 | Feb 7, 2025 |
| 4 | Insider transaction | Feb 11, 2025 | Feb 7, 2025 |
| 4 | Insider transaction | Feb 11, 2025 | Feb 7, 2025 |
| 4 | Insider transaction | Feb 11, 2025 | Feb 7, 2025 |
| 4 | Insider transaction | Feb 11, 2025 | Feb 7, 2025 |
| 4 | Insider transaction | Feb 11, 2025 | Feb 7, 2025 |
| 4 | Insider transaction | Feb 11, 2025 | Feb 7, 2025 |
| 144 | Notice of proposed sale | Feb 11, 2025 | — |
| 144 | Notice of proposed sale | Feb 11, 2025 | — |
| 144 | Notice of proposed sale | Feb 10, 2025 | — |
| 10-K | Annual report | Feb 7, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Officer or director change
|
Feb 7, 2025 | Feb 3, 2025 |
| 4 | Insider transaction | Feb 6, 2025 | Feb 4, 2025 |
| 4 | Insider transaction | Feb 6, 2025 | Feb 4, 2025 |
| 4 | Insider transaction | Feb 6, 2025 | Feb 4, 2025 |
| 4 | Insider transaction | Feb 6, 2025 | Feb 4, 2025 |
| 4 | Insider transaction | Feb 6, 2025 | Feb 4, 2025 |
| 4 | Insider transaction | Feb 6, 2025 | Feb 4, 2025 |
| 4 | Insider transaction | Feb 6, 2025 | Feb 4, 2025 |
| 8-K |
Current report
Results of operations
|
Feb 6, 2025 | Feb 6, 2025 |
| 144 | Notice of proposed sale | Feb 4, 2025 | — |
| 4 | Insider transaction | Jan 30, 2025 | Jan 28, 2025 |
| 4 | Insider transaction | Jan 30, 2025 | Jan 28, 2025 |
| 4 | Insider transaction | Jan 30, 2025 | Jan 28, 2025 |
| 4 | Insider transaction | Jan 30, 2025 | Jan 28, 2025 |
| 4 | Insider transaction | Jan 30, 2025 | Jan 28, 2025 |
| 4 | Insider transaction | Jan 30, 2025 | Jan 28, 2025 |
| 4 | Insider transaction | Jan 30, 2025 | Jan 28, 2025 |
| 4 | Insider transaction | Nov 29, 2024 | Nov 26, 2024 |
| 144 | Notice of proposed sale | Nov 27, 2024 | — |
| 4 | Insider transaction | Nov 13, 2024 | Nov 11, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 12, 2024 | — |
| 144 | Notice of proposed sale | Nov 12, 2024 | — |
| 10-Q | Quarterly report | Nov 6, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 6, 2024 | Nov 6, 2024 |
| 4 | Insider transaction | Nov 5, 2024 | Nov 4, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 4, 2024 | — |
| 4 | Insider transaction | Sep 26, 2024 | Sep 25, 2024 |
| 3 | Initial insider ownership | Sep 26, 2024 | Sep 23, 2024 |
| 8-K |
Current report
Officer or director change
|
Sep 4, 2024 | Sep 3, 2024 |
| 4 | Insider transaction | Aug 29, 2024 | Aug 27, 2024 |
| 4 | Insider transaction | Aug 23, 2024 | Aug 21, 2024 |
| 10-Q | Quarterly report | Aug 6, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations
|
Aug 6, 2024 | Aug 6, 2024 |
| 4 | Insider transaction | Jul 2, 2024 | Jul 1, 2024 |
| 4 | Insider transaction | Jul 2, 2024 | Jul 1, 2024 |
| 4 | Insider transaction | Jul 2, 2024 | Jul 1, 2024 |
| 4 | Insider transaction | Jul 2, 2024 | Jul 1, 2024 |
| 4 | Insider transaction | Jul 2, 2024 | Jul 1, 2024 |
| 4 | Insider transaction | Jul 2, 2024 | Jul 1, 2024 |
| 4 | Insider transaction | Jun 18, 2024 | Jun 17, 2024 |
| 4 | Insider transaction | May 28, 2024 | May 28, 2024 |
| 144 | Notice of proposed sale | May 28, 2024 | — |
| 4 | Insider transaction | May 24, 2024 | May 22, 2024 |
| 144 | Notice of proposed sale | May 22, 2024 | — |
| 4 | Insider transaction | May 21, 2024 | May 20, 2024 |
| 8-K |
Current report
Shareholder vote results
|
May 21, 2024 | May 17, 2024 |
| 144 | Notice of proposed sale | May 20, 2024 | — |
| 4 | Insider transaction | May 16, 2024 | May 15, 2024 |
| 144 | Notice of proposed sale | May 15, 2024 | — |
| 4 | Insider transaction | May 14, 2024 | May 13, 2024 |
| 4 | Insider transaction | May 14, 2024 | May 13, 2024 |
| 4 | Insider transaction | May 14, 2024 | May 13, 2024 |
| 144 | Notice of proposed sale | May 13, 2024 | — |
| 144 | Notice of proposed sale | May 13, 2024 | — |
Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Semiconductors & Related Devices (SIC 3674)
- Listed as
- POWI (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- CA
- Headquarters
- San Jose, CA
- SEC filer status
- Large accelerated filer
- SEC CIK
- 833640
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.