Onto Innovation Inc. SEC filings ONTO
Onto Innovation Inc. has 1,000 filings in SEC EDGAR's recent list, going back to Jan 9, 2014. Its latest annual report, Form ARS, was filed on Apr 6, 2026 for the period ended Jan 3, 2026. The latest quarterly report (Form 10-Q) was filed on Aug 6, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Aug 10, 2026 (acquisition or sale of assets, regulation fd disclosure). The company's fiscal year ends on December 26.
| Form | Description | Filed | Period |
|---|---|---|---|
| SD | Specialized disclosure (conflict minerals) | May 27, 2026 | — |
| RW | Filing | Nov 26, 2025 | — |
| SD | Specialized disclosure (conflict minerals) | May 22, 2025 | — |
| SD | Specialized disclosure (conflict minerals) | May 30, 2024 | — |
| SD | Specialized disclosure (conflict minerals) | May 16, 2023 | — |
| SD | Specialized disclosure (conflict minerals) | May 12, 2022 | — |
| SD | Specialized disclosure (conflict minerals) | May 21, 2021 | — |
| SD | Specialized disclosure (conflict minerals) | May 29, 2020 | — |
| CERT | Nyse certification filing | Oct 25, 2019 | — |
| 8-A12B | Filing | Oct 25, 2019 | — |
| 25 | Filing | Oct 25, 2019 | — |
| 425 | Filing | Oct 15, 2019 | — |
| 425 | Filing | Oct 15, 2019 | — |
| 425 | Filing | Oct 11, 2019 | — |
| 425 | Filing | Oct 11, 2019 | — |
| EFFECT | Filing | Sep 10, 2019 | — |
| CORRESP | Letter to the SEC | Sep 6, 2019 | — |
| 425 | Filing | Jun 27, 2019 | — |
| 425 | 8-k | Jun 24, 2019 | — |
| 425 | 8-k | Jun 24, 2019 | — |
| SD | Specialized disclosure (conflict minerals) | May 31, 2019 | — |
| D | Filing | Nov 26, 2018 | — |
| SD | Specialized disclosure (conflict minerals) | May 25, 2018 | — |
| SD | Specialized disclosure (conflict minerals) | May 24, 2017 | — |
| SD | Specialized disclosure (conflict minerals) | May 19, 2016 | — |
| SD | Specialized disclosure (conflict minerals) | Jun 1, 2015 | — |
| SD | Specialized disclosure (conflict minerals) | Aug 5, 2014 | — |
Showing 27 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
- Measuring & Controlling Devices, NEC (SIC 3829)
- Listed as
- ONTO (NYSE)
- Fiscal year ends
- December 26
- Incorporated in
- DE
- Headquarters
- Wilmington, MA
- SEC filer status
- Large accelerated filer
- SEC CIK
- 704532
- Former names
- NANOMETRICS INC (until Oct 25, 2019)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.