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 |
|---|---|---|---|
| DEFA14A | Additional proxy material | Apr 6, 2026 | — |
| DEF 14A | Proxy statement | Apr 6, 2026 | Apr 6, 2026 |
| DEFA14A | Additional proxy material | Apr 9, 2025 | — |
| DEF 14A | Proxy statement | Apr 9, 2025 | May 21, 2025 |
| DEFA14A | Additional proxy material | Apr 5, 2024 | — |
| DEF 14A | Proxy statement | Apr 5, 2024 | Apr 5, 2024 |
| DEFA14A | Additional proxy material | Mar 30, 2023 | — |
| DEFA14A | Additional proxy material | Mar 30, 2023 | — |
| DEF 14A | Proxy statement | Mar 30, 2023 | — |
| DEFA14A | Additional proxy material | Mar 31, 2022 | — |
| DEFA14A | Additional proxy material | Mar 31, 2022 | — |
| DEF 14A | Proxy statement | Mar 31, 2022 | May 10, 2022 |
| DEFA14A | Additional proxy material | Apr 1, 2021 | — |
| DEFA14A | Additional proxy material | Apr 1, 2021 | — |
| DEF 14A | Proxy statement | Apr 1, 2021 | May 11, 2021 |
| DEFA14A | Additional proxy material | Apr 3, 2020 | — |
| DEFA14A | Additional proxy material | Apr 3, 2020 | — |
| DEF 14A | Proxy statement | Apr 3, 2020 | May 12, 2020 |
| DEF 14A | Proxy statement | Apr 3, 2019 | May 22, 2019 |
| DEFA14A | Additional proxy material | Apr 3, 2019 | — |
| DEFA14A | Additional proxy material | Apr 3, 2018 | — |
| DEF 14A | Proxy statement | Apr 3, 2018 | May 22, 2018 |
| DEF 14A | Proxy statement | Apr 4, 2017 | May 23, 2017 |
| DEFA14A | Additional proxy material | Apr 4, 2017 | — |
| DEFA14A | Additional proxy material | Apr 11, 2016 | — |
| DEFA14A | Additional proxy material | Apr 4, 2016 | — |
| DEF 14A | Proxy statement | Apr 4, 2016 | May 24, 2016 |
| DEFA14A | Additional proxy material | Mar 31, 2015 | — |
| DEF 14A | Proxy statement | Mar 31, 2015 | May 19, 2015 |
| DEFA14A | Additional proxy material | Apr 7, 2014 | — |
| DEF 14A | Proxy statement | Apr 7, 2014 | May 20, 2014 |
Showing 31 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.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
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)
Other Measuring & Controlling Devices, NEC companies
- Thermo Fisher Scientific Inc. TMO
- Rockwell Automation, Inc ROK
- Trimble Inc. TRMB
- Mirion Technologies, Inc. MIR
- Quantum-Si Inc QSI
- Owlet, Inc. OWLT
- Geospace Technologies Corp GEOS
- Birchtech Corp. BCHT
Source: SEC EDGAR filings. This is company-reported data, not investment advice.