Ducommun Inc /DE/ SEC filings DCO
Ducommun Inc /DE/ has 1,008 filings in SEC EDGAR's recent list, going back to May 3, 2012. Its latest annual report, Form ARS, was filed on Mar 13, 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 Oct 3, 2026. The most recent current report (Form 8-K) was filed on Nov 5, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| SD | Specialized disclosure (conflict minerals) | May 21, 2026 | — |
| SD | Specialized disclosure (conflict minerals) | May 16, 2025 | — |
| UPLOAD | Letter from the SEC | Jul 8, 2024 | — |
| CORRESP | Letter to the SEC | Jul 2, 2024 | — |
| UPLOAD | Letter from the SEC | Jun 20, 2024 | — |
| SD | Specialized disclosure (conflict minerals) | May 23, 2024 | — |
| CORRESP | Letter to the SEC | May 13, 2024 | — |
| UPLOAD | Letter from the SEC | Apr 29, 2024 | — |
| SD | Specialized disclosure (conflict minerals) | May 25, 2023 | — |
| EFFECT | Filing | Nov 17, 2022 | — |
| CORRESP | Letter to the SEC | Nov 15, 2022 | — |
| UPLOAD | Letter from the SEC | Nov 15, 2022 | — |
| SD | Specialized disclosure (conflict minerals) | May 20, 2022 | — |
| SD | Specialized disclosure (conflict minerals) | May 21, 2021 | — |
| SD | Specialized disclosure (conflict minerals) | May 22, 2020 | — |
| EFFECT | Filing | Dec 5, 2019 | — |
| CORRESP | Letter to the SEC | Dec 3, 2019 | — |
| UPLOAD | Letter from the SEC | Dec 2, 2019 | — |
| SD | Specialized disclosure (conflict minerals) | May 20, 2019 | — |
| SD | Specialized disclosure (conflict minerals) | May 31, 2018 | — |
| SD | Specialized disclosure (conflict minerals) | May 30, 2017 | — |
| SD | Specialized disclosure (conflict minerals) | Jun 10, 2016 | — |
| UPLOAD | Letter from the SEC | Sep 14, 2015 | — |
| CORRESP | Letter to the SEC | Sep 1, 2015 | — |
| UPLOAD | Letter from the SEC | Aug 19, 2015 | — |
| SD | Specialized disclosure (conflict minerals) | May 29, 2015 | — |
| NT 10-K | Filing | Mar 16, 2015 | Dec 31, 2014 |
| SD | Specialized disclosure (conflict minerals) | Jun 2, 2014 | — |
| EFFECT | Filing | Jul 10, 2013 | — |
| CORRESP | Letter to the SEC | Jul 9, 2013 | — |
| CORRESP | Letter to the SEC | Jul 9, 2013 | — |
| CORRESP | Letter to the SEC | Jul 3, 2013 | — |
| UPLOAD | Letter from the SEC | May 30, 2013 | — |
Showing 33 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
- Aircraft Parts & Auxiliary Equipment, NEC (SIC 3728)
- Listed as
- DCO (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Costa Mesa, CA
- SEC filer status
- Large accelerated filer
- SEC CIK
- 30305
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.