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 |
|---|---|---|---|
| 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 |
| 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 | — |
| 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 |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 30, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 29, 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 | — |
| 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 |
| 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 |
| 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 |
| 144 | Notice of proposed sale | Nov 24, 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 |
| 3 | Initial insider ownership | Oct 17, 2025 | Oct 5, 2025 |
| 4 | Insider transaction | Sep 25, 2025 | Sep 24, 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 | — |
| 4 | Insider transaction | Aug 5, 2025 | Aug 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 |
| 4 | Insider transaction | Jul 2, 2025 | Jul 1, 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 | — |
| 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 | — |
| 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 |
| 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 | — |
| 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 |
| 4 | Insider transaction | Aug 29, 2024 | Aug 27, 2024 |
| 4 | Insider transaction | Aug 23, 2024 | Aug 21, 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 |
| 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 | — |
| 144 | Notice of proposed sale | May 13, 2024 | — |
| 4 | Insider transaction | Apr 3, 2024 | Apr 1, 2024 |
| 4 | Insider transaction | Apr 3, 2024 | Apr 1, 2024 |
| 4 | Insider transaction | Apr 3, 2024 | Apr 1, 2024 |
| 4 | Insider transaction | Apr 3, 2024 | Apr 1, 2024 |
| 4 | Insider transaction | Apr 3, 2024 | Apr 1, 2024 |
| 4 | Insider transaction | Apr 3, 2024 | Apr 1, 2024 |
| 4 | Insider transaction | Apr 3, 2024 | Apr 1, 2024 |
| 4 | Insider transaction | Apr 3, 2024 | Apr 1, 2024 |
| 144 | Notice of proposed sale | Apr 2, 2024 | — |
| 4/A | Primary document | Feb 27, 2024 | Feb 2, 2024 |
| 4/A | Primary document | Feb 27, 2024 | Feb 2, 2024 |
| 4/A | Primary document | Feb 27, 2024 | Feb 2, 2024 |
| 4/A | Primary document | Feb 27, 2024 | Feb 2, 2024 |
| 4/A | Primary document | Feb 27, 2024 | Feb 2, 2024 |
| 4 | Insider transaction | Feb 26, 2024 | Feb 22, 2024 |
| 4 | Insider transaction | Feb 22, 2024 | Feb 20, 2024 |
| 4 | Insider transaction | Feb 22, 2024 | Feb 20, 2024 |
| 144 | Notice of proposed sale | Feb 22, 2024 | — |
| 144 | Notice of proposed sale | Feb 20, 2024 | — |
| 144 | Notice of proposed sale | Feb 20, 2024 | — |
| 4 | Insider transaction | Feb 16, 2024 | Feb 14, 2024 |
| 4 | Insider transaction | Feb 14, 2024 | Feb 12, 2024 |
| 4 | Insider transaction | Feb 14, 2024 | Feb 12, 2024 |
| 4 | Insider transaction | Feb 14, 2024 | Feb 12, 2024 |
| 4 | Insider transaction | Feb 14, 2024 | Feb 12, 2024 |
| 4 | Insider transaction | Feb 14, 2024 | Feb 12, 2024 |
| 4 | Insider transaction | Feb 14, 2024 | Feb 12, 2024 |
| 4 | Insider transaction | Feb 14, 2024 | Feb 12, 2024 |
| 4 | Insider transaction | Feb 14, 2024 | Feb 12, 2024 |
| 144 | Notice of proposed sale | Feb 14, 2024 | — |
| 144 | Notice of proposed sale | Feb 13, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2024 | — |
| 144 | Notice of proposed sale | Feb 13, 2024 | — |
| 144 | Notice of proposed sale | Feb 12, 2024 | — |
| 144 | Notice of proposed sale | Feb 12, 2024 | — |
| 4 | Insider transaction | Feb 8, 2024 | Feb 6, 2024 |
| 4 | Insider transaction | Feb 8, 2024 | Feb 6, 2024 |
| 4 | Insider transaction | Feb 8, 2024 | Feb 6, 2024 |
| 4 | Insider transaction | Feb 8, 2024 | Feb 6, 2024 |
| 4 | Insider transaction | Feb 8, 2024 | Feb 6, 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.