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 |
|---|---|---|---|
| 10-Q | Quarterly report | Nov 5, 2026 | Oct 3, 2026 |
| 8-K |
Current report
Results of operations
|
Nov 5, 2026 | Nov 5, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Oct 27, 2026 | — |
| 4 | Insider transaction | Aug 19, 2026 | Aug 17, 2026 |
| 144 | Notice of proposed sale | Aug 18, 2026 | — |
| 4/A | Filing | Aug 13, 2026 | Aug 11, 2026 |
| 4 | Insider transaction | Aug 13, 2026 | Aug 11, 2026 |
| 144 | Notice of proposed sale | Aug 12, 2026 | — |
| 144 | Notice of proposed sale | Aug 12, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 7, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 6, 2026 | — |
| 10-Q | Quarterly report | Aug 6, 2026 | Jul 4, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 6, 2026 | Aug 6, 2026 |
| 4 | Insider transaction | Jun 11, 2026 | Jun 11, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 28, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 28, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 27, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 27, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 27, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 27, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 27, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 27, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 27, 2026 |
| 144 | Notice of proposed sale | May 28, 2026 | — |
| 4 | Insider transaction | May 22, 2026 | May 20, 2026 |
| 4 | Insider transaction | May 22, 2026 | May 20, 2026 |
| SD | Specialized disclosure (conflict minerals) | May 21, 2026 | — |
| 4 | Insider transaction | May 20, 2026 | May 20, 2026 |
| 144 | Notice of proposed sale | May 20, 2026 | — |
| 4/A | Filing | May 18, 2026 | May 14, 2026 |
| 4 | Insider transaction | May 15, 2026 | May 14, 2026 |
| 4 | Insider transaction | May 15, 2026 | May 14, 2026 |
| 4 | Insider transaction | May 15, 2026 | May 14, 2026 |
| 4 | Insider transaction | May 15, 2026 | May 14, 2026 |
| 4 | Insider transaction | May 15, 2026 | May 14, 2026 |
| 144 | Notice of proposed sale | May 14, 2026 | — |
| 144 | Notice of proposed sale | May 14, 2026 | — |
| 144 | Notice of proposed sale | May 14, 2026 | — |
| 4 | Insider transaction | May 12, 2026 | May 8, 2026 |
| 4 | Insider transaction | May 12, 2026 | May 8, 2026 |
| 4 | Insider transaction | May 12, 2026 | May 8, 2026 |
| 4 | Insider transaction | May 12, 2026 | May 8, 2026 |
| 4 | Insider transaction | May 12, 2026 | May 8, 2026 |
| S-8 | Employee stock plan registration | May 12, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | May 12, 2026 | — |
| 10-Q | Quarterly report | May 12, 2026 | Apr 4, 2026 |
| 8-K |
Current report
Results of operations
|
May 12, 2026 | May 12, 2026 |
| 10-K/A | Amended annual report | May 8, 2026 | Dec 31, 2025 |
| 3 | Initial insider ownership | May 5, 2026 | May 4, 2026 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
May 4, 2026 | May 4, 2026 |
| 8-K |
Current report
Restatement
|
May 1, 2026 | May 1, 2026 |
| 8-K |
Current report
Shareholder vote results
|
Apr 30, 2026 | Apr 29, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 9, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 26, 2026 | — |
| DEFA14A | Additional proxy material | Mar 13, 2026 | — |
| DEF 14A | Proxy statement | Mar 13, 2026 | Apr 29, 2026 |
| ARS | Annual report to shareholders | Mar 13, 2026 | Dec 31, 2025 |
| 4 | Insider transaction | Mar 12, 2026 | Mar 10, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 10, 2026 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Mar 10, 2026 | — |
| 144 | Notice of proposed sale | Mar 10, 2026 | — |
| 4 | Insider transaction | Mar 6, 2026 | Mar 4, 2026 |
| 4 | Insider transaction | Mar 6, 2026 | Mar 4, 2026 |
| 4 | Insider transaction | Mar 6, 2026 | Mar 4, 2026 |
| 4 | Insider transaction | Mar 6, 2026 | Mar 4, 2026 |
| 4 | Insider transaction | Mar 6, 2026 | Mar 4, 2026 |
| 144 | Notice of proposed sale | Mar 5, 2026 | — |
| 144 | Notice of proposed sale | Mar 5, 2026 | — |
| 10-K | Annual report | Feb 26, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Feb 26, 2026 | Feb 26, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 9, 2026 | Jan 7, 2026 |
| 4 | Insider transaction | Dec 12, 2025 | Dec 11, 2025 |
| 4 | Insider transaction | Dec 11, 2025 | Dec 10, 2025 |
| 144 | Notice of proposed sale | Dec 10, 2025 | — |
| 8-K |
Current report
Material agreement, New debt, Other events
|
Dec 1, 2025 | Nov 24, 2025 |
| 4 | Insider transaction | Nov 17, 2025 | Nov 14, 2025 |
| S-3ASR | Automatic shelf registration | Nov 14, 2025 | — |
| 4 | Insider transaction | Nov 12, 2025 | Nov 10, 2025 |
| 144 | Notice of proposed sale | Nov 12, 2025 | — |
| 144 | Notice of proposed sale | Nov 10, 2025 | — |
| 8-K |
Current report
Results of operations
|
Nov 6, 2025 | Nov 6, 2025 |
| 10-Q | Quarterly report | Nov 6, 2025 | Sep 27, 2025 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Oct 9, 2025 | Oct 3, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 9, 2025 | — |
| 4 | Insider transaction | Aug 29, 2025 | Aug 29, 2025 |
| 144 | Notice of proposed sale | Aug 12, 2025 | — |
| 10-Q | Quarterly report | Aug 7, 2025 | Jun 28, 2025 |
| 8-K |
Current report
Results of operations
|
Aug 7, 2025 | Aug 7, 2025 |
| 4 | Insider transaction | Jun 23, 2025 | Jun 20, 2025 |
| 4 | Insider transaction | Jun 23, 2025 | Jun 20, 2025 |
| 4 | Insider transaction | Jun 23, 2025 | Jun 20, 2025 |
| 4 | Insider transaction | Jun 16, 2025 | Jun 13, 2025 |
| 4 | Insider transaction | Jun 12, 2025 | Jun 10, 2025 |
| 144 | Notice of proposed sale | Jun 12, 2025 | — |
| 144 | Notice of proposed sale | Jun 11, 2025 | — |
| 144 | Notice of proposed sale | Jun 10, 2025 | — |
| 144 | Notice of proposed sale | Jun 9, 2025 | — |
| 144 | Notice of proposed sale | Jun 6, 2025 | — |
| 4 | Insider transaction | May 30, 2025 | May 29, 2025 |
| 4 | Insider transaction | May 29, 2025 | May 27, 2025 |
| 4 | Insider transaction | May 16, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 16, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 16, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 16, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 16, 2025 | May 14, 2025 |
| SD | Specialized disclosure (conflict minerals) | May 16, 2025 | — |
| 4 | Insider transaction | May 9, 2025 | May 8, 2025 |
| 4 | Insider transaction | May 9, 2025 | May 8, 2025 |
| 4 | Insider transaction | May 9, 2025 | May 8, 2025 |
| 4 | Insider transaction | May 9, 2025 | May 8, 2025 |
| 4 | Insider transaction | May 9, 2025 | May 8, 2025 |
| 4 | Insider transaction | May 9, 2025 | May 8, 2025 |
| 4 | Insider transaction | May 9, 2025 | May 8, 2025 |
| 4 | Insider transaction | May 9, 2025 | May 8, 2025 |
| 4 | Insider transaction | May 9, 2025 | May 9, 2025 |
| 4 | Insider transaction | May 9, 2025 | May 8, 2025 |
| 4 | Insider transaction | May 9, 2025 | May 8, 2025 |
| 4 | Insider transaction | May 9, 2025 | May 8, 2025 |
| 144 | Notice of proposed sale | May 8, 2025 | — |
| 10-Q | Quarterly report | May 6, 2025 | Mar 29, 2025 |
| 8-K |
Current report
Results of operations
|
May 6, 2025 | May 6, 2025 |
| 8-K |
Current report
Shareholder vote results
|
May 2, 2025 | Apr 30, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 24, 2025 | — |
| 4 | Insider transaction | Apr 23, 2025 | Apr 22, 2025 |
| DEFA14A | Additional proxy material | Mar 14, 2025 | — |
| DEF 14A | Proxy statement | Mar 14, 2025 | Apr 30, 2025 |
| ARS | Annual report to shareholders | Mar 14, 2025 | Dec 31, 2024 |
| 144 | Notice of proposed sale | Mar 14, 2025 | — |
| 4 | Insider transaction | Mar 7, 2025 | Mar 5, 2025 |
| 4 | Insider transaction | Mar 7, 2025 | Mar 5, 2025 |
| 4 | Insider transaction | Mar 7, 2025 | Mar 5, 2025 |
| 4 | Insider transaction | Mar 7, 2025 | Mar 5, 2025 |
| 4 | Insider transaction | Mar 7, 2025 | Mar 5, 2025 |
| 10-K | Annual report | Feb 27, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations
|
Feb 27, 2025 | Feb 27, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 10, 2025 | — |
| 4/A | Filing | Jan 6, 2025 | Dec 6, 2024 |
| 144 | Notice of proposed sale | Dec 11, 2024 | — |
| 4 | Insider transaction | Dec 6, 2024 | Dec 6, 2024 |
| 4 | Insider transaction | Dec 6, 2024 | Dec 5, 2024 |
| 144 | Notice of proposed sale | Dec 5, 2024 | — |
| SC 13D/A | Amended ownership over 5% (active) | Nov 12, 2024 | — |
| 144 | Notice of proposed sale | Nov 12, 2024 | — |
| 144 | Notice of proposed sale | Nov 12, 2024 | — |
| 4 | Insider transaction | Nov 7, 2024 | Nov 5, 2024 |
| 4 | Insider transaction | Nov 7, 2024 | Nov 5, 2024 |
| 3 | Initial insider ownership | Nov 7, 2024 | Nov 5, 2024 |
| 3 | Initial insider ownership | Nov 7, 2024 | Nov 5, 2024 |
| 10-Q | Quarterly report | Nov 7, 2024 | Sep 28, 2024 |
| 8-K |
Current report
Officer or director change, Bylaw or fiscal year change, Regulation FD disclosure
|
Nov 7, 2024 | Nov 5, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 7, 2024 | Nov 7, 2024 |
| 4 | Insider transaction | Sep 23, 2024 | Sep 20, 2024 |
| 144 | Notice of proposed sale | Sep 20, 2024 | — |
| 4 | Insider transaction | Sep 3, 2024 | Aug 30, 2024 |
| 144 | Notice of proposed sale | Aug 15, 2024 | — |
| 4 | Insider transaction | Aug 15, 2024 | Aug 14, 2024 |
| 4 | Insider transaction | Aug 15, 2024 | Aug 14, 2024 |
| 4 | Insider transaction | Aug 13, 2024 | Aug 12, 2024 |
| 144 | Notice of proposed sale | Aug 13, 2024 | — |
| 144 | Notice of proposed sale | Aug 12, 2024 | — |
| 10-Q | Quarterly report | Aug 8, 2024 | Jun 29, 2024 |
| 8-K |
Current report
Results of operations
|
Aug 8, 2024 | Aug 8, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Jul 25, 2024 | Jul 25, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Jul 18, 2024 | Jul 18, 2024 |
| SC 13D/A | Amended ownership over 5% (active) | Jul 17, 2024 | — |
| UPLOAD | Letter from the SEC | Jul 8, 2024 | — |
| CORRESP | Letter to the SEC | Jul 2, 2024 | — |
| 8-K |
Current report
Bylaw or fiscal year change
|
Jun 28, 2024 | Jun 28, 2024 |
| 4 | Insider transaction | Jun 25, 2024 | Jun 21, 2024 |
| 4 | Insider transaction | Jun 24, 2024 | Jun 21, 2024 |
| 4 | Insider transaction | Jun 24, 2024 | Jun 21, 2024 |
| 4 | Insider transaction | Jun 24, 2024 | Jun 21, 2024 |
| UPLOAD | Letter from the SEC | Jun 20, 2024 | — |
| 4 | Insider transaction | Jun 18, 2024 | Jun 17, 2024 |
| SD | Specialized disclosure (conflict minerals) | May 23, 2024 | — |
| 4 | Insider transaction | May 15, 2024 | May 14, 2024 |
| 4 | Insider transaction | May 15, 2024 | May 14, 2024 |
| 4 | Insider transaction | May 15, 2024 | May 14, 2024 |
| 4 | Insider transaction | May 15, 2024 | May 14, 2024 |
| 4 | Insider transaction | May 15, 2024 | May 14, 2024 |
| 4 | Insider transaction | May 15, 2024 | May 14, 2024 |
| 4 | Insider transaction | May 15, 2024 | May 14, 2024 |
| 4 | Insider transaction | May 15, 2024 | May 14, 2024 |
| 4 | Insider transaction | May 15, 2024 | May 14, 2024 |
| 4 | Insider transaction | May 15, 2024 | May 14, 2024 |
| 4 | Insider transaction | May 15, 2024 | May 14, 2024 |
| 4 | Insider transaction | May 15, 2024 | May 14, 2024 |
| 144 | Notice of proposed sale | May 14, 2024 | — |
| CORRESP | Letter to the SEC | May 13, 2024 | — |
| 8-K |
Current report
Material agreement, Agreement ended
|
May 10, 2024 | May 9, 2024 |
| 4 | Insider transaction | May 9, 2024 | May 8, 2024 |
| 4 | Insider transaction | May 9, 2024 | May 8, 2024 |
| 4 | Insider transaction | May 9, 2024 | May 8, 2024 |
| 4 | Insider transaction | May 9, 2024 | May 8, 2024 |
| 4 | Insider transaction | May 9, 2024 | May 8, 2024 |
| 10-Q | Quarterly report | May 8, 2024 | Mar 30, 2024 |
| 8-K |
Current report
Results of operations
|
May 8, 2024 | May 8, 2024 |
| UPLOAD | Letter from the SEC | Apr 29, 2024 | — |
| S-8 | Employee stock plan registration | Apr 25, 2024 | — |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Apr 25, 2024 | Apr 24, 2024 |
Showing 200 filings, the most recent 200. 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.