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 |
|---|---|---|---|
| DEFA14A | Additional proxy material | Apr 21, 2026 | — |
| DEF 14A | Proxy statement | Apr 21, 2026 | Apr 13, 2026 |
| 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 |
| DEFA14A | Additional proxy material | Mar 29, 2024 | — |
| DEF 14A | Proxy statement | Mar 29, 2024 | Mar 22, 2024 |
| DEFA14A | Additional proxy material | Mar 31, 2023 | — |
| DEF 14A | Proxy statement | Mar 31, 2023 | — |
| DEFA14A | Additional proxy material | Mar 29, 2022 | — |
| DEF 14A | Proxy statement | Mar 29, 2022 | Mar 29, 2022 |
| DEFA14A | Additional proxy material | Mar 29, 2021 | — |
| DEF 14A | Proxy statement | Mar 29, 2021 | Mar 29, 2021 |
| DEFA14A | Additional proxy material | May 1, 2020 | — |
| DEFA14A | Additional proxy material | Mar 20, 2020 | — |
| DEF 14A | Proxy statement | Mar 20, 2020 | May 8, 2020 |
| DEFA14A | Additional proxy material | Mar 28, 2019 | — |
| DEF 14A | Proxy statement | Mar 28, 2019 | May 22, 2019 |
| DEFA14A | Additional proxy material | Apr 27, 2018 | — |
| DEF 14A | Proxy statement | Apr 27, 2018 | Jun 15, 2018 |
| DEFA14A | Additional proxy material | Mar 23, 2017 | — |
| DEF 14A | Proxy statement | Mar 23, 2017 | May 19, 2017 |
Showing 22 filings. 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.