POWER INTEGRATIONS INC (POWI) Corporate Subsidiaries
POWER INTEGRATIONS INC (POWI) is a publicly traded company on the Nasdaq, categorized under SIC 3674 (Semiconductors & Related Devices). Access real-time SEC filings, 10-K annual reports, 10-Q quarterlies, 8-K current reports, PCAOB auditor history, and executive compensation disclosures.
Ticker: POWI
CIK: 833640
Exchange: Nasdaq
SIC 3674: Semiconductors & Related Devices
Fiscal Year End: 12/31
State: CA
Independent PCAOB Auditor
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Audit Firm
Deloitte & Touche LLP
Auditor SinceSince 12/31/2016 12:00:00 AM
Lead Engagement PartnerTimothy De Kay
Audit LocationSan Jose, California, United States
Latest SEC EDGAR Filings
Showing 10-K, 10-Q, 8-K, Form 4, and other SEC submissions| Form | Filing Date | Reporting Period | Description | Accession Number | Actions |
|---|---|---|---|---|---|
| 8-K | 2026-08-14 | 2026-08-11 | CURRENT REPORT | 0001213900-26-090018 | View SEC Doc Filr Page |
| S-8 | 2026-08-06 | — | REGISTRATION STATEMENT | 0001213900-26-086174 | View SEC Doc Filr Page |
| 10-Q | 2026-08-06 | 2026-06-30 | 10-Q | 0000833640-26-000145 | View SEC Doc Filr Page |
| 8-K | 2026-08-05 | 2026-08-05 | 8-K | 0000833640-26-000141 | View SEC Doc Filr Page |
| 3 | 2026-07-31 | 2026-07-28 | PRIMARY DOCUMENT | 0000833640-26-000136 | View SEC Doc Filr Page |
| 4 | 2026-07-27 | 2026-07-22 | PRIMARY DOCUMENT | 0000833640-26-000127 | View SEC Doc Filr Page |
| 4 | 2026-07-06 | 2026-07-01 | PRIMARY DOCUMENT | 0000833640-26-000125 | View SEC Doc Filr Page |
| 4 | 2026-07-06 | 2026-07-01 | PRIMARY DOCUMENT | 0000833640-26-000121 | View SEC Doc Filr Page |
| 4 | 2026-07-06 | 2026-07-01 | PRIMARY DOCUMENT | 0000833640-26-000120 | View SEC Doc Filr Page |
| 4 | 2026-07-06 | 2026-07-01 | PRIMARY DOCUMENT | 0000833640-26-000119 | View SEC Doc Filr Page |
| 4 | 2026-07-06 | 2026-07-01 | PRIMARY DOCUMENT | 0000833640-26-000118 | View SEC Doc Filr Page |
| 4 | 2026-07-06 | 2026-07-01 | PRIMARY DOCUMENT | 0000833640-26-000117 | View SEC Doc Filr Page |
| 8-K | 2026-06-04 | 2026-06-03 | CURRENT REPORT | 0001213900-26-065273 | View SEC Doc Filr Page |
| SCHEDULE 13G/A | 2026-06-04 | — | SCHEDULE 13G/A Filing | 0001465109-26-000041 | View SEC Doc Filr Page |
| 4 | 2026-06-02 | 2026-05-29 | PRIMARY DOCUMENT | 0000833640-26-000103 | View SEC Doc Filr Page |
| 4 | 2026-05-29 | 2026-05-27 | PRIMARY DOCUMENT | 0000833640-26-000101 | View SEC Doc Filr Page |
| 4 | 2026-05-29 | 2026-05-28 | PRIMARY DOCUMENT | 0000833640-26-000100 | View SEC Doc Filr Page |
| 144 | 2026-05-29 | — | 144 Filing | 0001950047-26-005313 | View SEC Doc Filr Page |
| 4 | 2026-05-28 | 2026-05-26 | PRIMARY DOCUMENT | 0000833640-26-000097 | View SEC Doc Filr Page |
| 4 | 2026-05-28 | 2026-05-26 | PRIMARY DOCUMENT | 0000833640-26-000096 | View SEC Doc Filr Page |
| 4 | 2026-05-28 | 2026-05-26 | PRIMARY DOCUMENT | 0000833640-26-000095 | View SEC Doc Filr Page |
| 144 | 2026-05-28 | — | 144 Filing | 0001950047-26-005191 | View SEC Doc Filr Page |
| 144/A | 2026-05-28 | — | 144/A Filing | 0001950047-26-005190 | View SEC Doc Filr Page |
| 144 | 2026-05-27 | — | 144 Filing | 0001969223-26-000600 | View SEC Doc Filr Page |
| 4 | 2026-05-26 | 2026-05-21 | PRIMARY DOCUMENT | 0000833640-26-000091 | View SEC Doc Filr Page |