Ceco Environmental Corp SEC filings CECO
Ceco Environmental Corp has 1,001 filings in SEC EDGAR's recent list, going back to Mar 25, 2008. Its latest annual report, Form ARS, was filed on Apr 24, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 10, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Oct 5, 2026 (listing notice, regulation fd disclosure). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 5, 2026 | — |
| 25 | Form 25 | Oct 16, 2026 | — |
| CERT | Ceco 8a certification | Oct 16, 2026 | — |
| 8-A12B | Filing | Oct 16, 2026 | — |
| 8-K |
Current report
Listing notice, Regulation FD disclosure
|
Oct 5, 2026 | Oct 2, 2026 |
| 4 | Insider transaction | Aug 18, 2026 | Aug 15, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2026 | — |
| 10-Q | Quarterly report | Aug 10, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 10, 2026 | Aug 10, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 6, 2026 | — |
| 8-K/A | Amended current report | Aug 3, 2026 | Jun 1, 2026 |
| 4 | Insider transaction | Jul 17, 2026 | Jul 15, 2026 |
| 4 | Insider transaction | Jul 7, 2026 | Jul 5, 2026 |
| 4 | Insider transaction | Jun 26, 2026 | Jun 24, 2026 |
| 4 | Insider transaction | Jun 26, 2026 | Jun 24, 2026 |
| 144 | Notice of proposed sale | Jun 24, 2026 | — |
| 4 | Insider transaction | Jun 10, 2026 | Jun 8, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Jun 9, 2026 | Jun 9, 2026 |
| 4 | Insider transaction | Jun 3, 2026 | Jun 1, 2026 |
| 4 | Insider transaction | Jun 3, 2026 | Jun 1, 2026 |
| 4 | Insider transaction | Jun 3, 2026 | Jun 1, 2026 |
| 4 | Insider transaction | Jun 3, 2026 | Jun 1, 2026 |
| 4 | Insider transaction | Jun 3, 2026 | Jun 1, 2026 |
| 4 | Insider transaction | Jun 3, 2026 | Jun 1, 2026 |
| 4 | Insider transaction | Jun 3, 2026 | Jun 1, 2026 |
| 4 | Insider transaction | Jun 3, 2026 | Jun 1, 2026 |
| 4 | Insider transaction | Jun 3, 2026 | Jun 1, 2026 |
| 4 | Insider transaction | Jun 3, 2026 | Jun 1, 2026 |
| 3 | Initial insider ownership | Jun 3, 2026 | Jun 1, 2026 |
| 3 | Initial insider ownership | Jun 3, 2026 | Jun 1, 2026 |
| 3 | Initial insider ownership | Jun 3, 2026 | Jun 1, 2026 |
| S-8 | Employee stock plan registration | Jun 1, 2026 | — |
| 8-K |
Current report
Acquisition or sale of assets, New debt, Officer or director change, Bylaw or fiscal year change, Regulation FD disclosure
|
Jun 1, 2026 | Jun 1, 2026 |
| SD | Specialized disclosure (conflict minerals) | May 29, 2026 | — |
| 8-K |
Current report
Officer or director change, Shareholder vote results, Regulation FD disclosure
|
May 28, 2026 | May 27, 2026 |
| 425 | Filing | May 19, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | May 15, 2026 | — |
| 4 | Insider transaction | May 4, 2026 | May 1, 2026 |
| 4 | Insider transaction | May 1, 2026 | Apr 29, 2026 |
| 144 | Notice of proposed sale | May 1, 2026 | — |
| 10-Q | Quarterly report | Apr 30, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations
|
Apr 28, 2026 | Apr 28, 2026 |
| ARS | Annual report to shareholders | Apr 24, 2026 | Dec 31, 2025 |
| 424B3 | Prospectus | Apr 23, 2026 | — |
| EFFECT | Filing | Apr 22, 2026 | — |
| CORRESP | Letter to the SEC | Apr 21, 2026 | — |
| S-4/A | Filing | Apr 21, 2026 | — |
| UPLOAD | Letter from the SEC | Apr 15, 2026 | — |
| S-4 | Registration for a merger or exchange | Apr 8, 2026 | — |
| 4 | Insider transaction | Apr 2, 2026 | Mar 31, 2026 |
| 4 | Insider transaction | Apr 2, 2026 | Mar 31, 2026 |
| 4 | Insider transaction | Apr 2, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Material agreement
|
Apr 2, 2026 | Mar 30, 2026 |
| 425 | Filing | Mar 24, 2026 | — |
| 425 | Filing | Mar 23, 2026 | — |
| 4 | Insider transaction | Mar 17, 2026 | Mar 15, 2026 |
| 4 | Insider transaction | Mar 17, 2026 | Mar 15, 2026 |
| 4 | Insider transaction | Mar 17, 2026 | Mar 15, 2026 |
| 4 | Insider transaction | Mar 17, 2026 | Mar 15, 2026 |
| 425 | Filing | Mar 12, 2026 | — |
| 4 | Insider transaction | Mar 9, 2026 | Mar 7, 2026 |
| 4 | Insider transaction | Mar 9, 2026 | Mar 7, 2026 |
| 10-K | Annual report | Mar 2, 2026 | Dec 31, 2025 |
| 425 | Filing | Mar 2, 2026 | — |
| 425 | Filing | Feb 27, 2026 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Feb 26, 2026 | — |
| 425 | Filing | Feb 26, 2026 | — |
| 425 | Filing | Feb 25, 2026 | — |
| 425 | Filing | Feb 24, 2026 | — |
| 425 | Filing | Feb 24, 2026 | — |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Feb 24, 2026 | Feb 23, 2026 |
| 8-K |
Current report
Results of operations
|
Feb 24, 2026 | Feb 24, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 13, 2026 | — |
| 8-K |
Current report
Material agreement, New debt
|
Feb 4, 2026 | Jan 30, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jan 30, 2026 | — |
| 4 | Insider transaction | Jan 16, 2026 | Jan 15, 2026 |
| 3 | Initial insider ownership | Jan 16, 2026 | Jan 1, 2026 |
| 3 | Initial insider ownership | Jan 12, 2026 | Jan 1, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 14, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 13, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Oct 30, 2025 | — |
| S-3ASR | Automatic shelf registration | Oct 28, 2025 | — |
| 10-Q | Quarterly report | Oct 28, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Oct 28, 2025 | Oct 28, 2025 |
| 4 | Insider transaction | Sep 22, 2025 | Sep 18, 2025 |
| 144 | Notice of proposed sale | Sep 22, 2025 | — |
| 144 | Notice of proposed sale | Sep 19, 2025 | — |
| 144 | Notice of proposed sale | Sep 18, 2025 | — |
| 4 | Insider transaction | Sep 16, 2025 | Sep 12, 2025 |
| 8-K |
Current report
Officer or director change
|
Sep 16, 2025 | Sep 12, 2025 |
| 4 | Insider transaction | Sep 9, 2025 | Sep 5, 2025 |
| 4 | Insider transaction | Sep 3, 2025 | Aug 29, 2025 |
| 4 | Insider transaction | Aug 19, 2025 | Aug 15, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 6, 2025 | — |
| 4 | Insider transaction | Aug 1, 2025 | Jul 30, 2025 |
| 4 | Insider transaction | Aug 1, 2025 | Jul 30, 2025 |
| 10-Q | Quarterly report | Jul 29, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations
|
Jul 29, 2025 | Jul 29, 2025 |
| 8-K |
Current report
Officer or director change
|
Jul 24, 2025 | Jul 18, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 16, 2025 | — |
| 4 | Insider transaction | Jul 8, 2025 | Jul 5, 2025 |
| 4 | Insider transaction | Jun 30, 2025 | Jun 27, 2025 |
| 8-K |
Current report
Officer or director change
|
Jun 6, 2025 | Jun 4, 2025 |
| 4 | Insider transaction | Jun 6, 2025 | Jun 3, 2025 |
| 4 | Insider transaction | Jun 5, 2025 | Jun 3, 2025 |
| 4 | Insider transaction | Jun 5, 2025 | Jun 3, 2025 |
| 4 | Insider transaction | Jun 5, 2025 | Jun 3, 2025 |
| 4 | Insider transaction | Jun 5, 2025 | Jun 3, 2025 |
| 4 | Insider transaction | Jun 5, 2025 | Jun 3, 2025 |
| 4 | Insider transaction | Jun 5, 2025 | Jun 3, 2025 |
| 4 | Insider transaction | Jun 5, 2025 | Jun 3, 2025 |
| SD | Specialized disclosure (conflict minerals) | May 29, 2025 | — |
| 8-K |
Current report
Shareholder vote results
|
May 22, 2025 | May 20, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | May 15, 2025 | — |
| 10-Q | Quarterly report | Apr 29, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
Apr 29, 2025 | Apr 29, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 15, 2025 | — |
| ARS | Annual report to shareholders | Apr 10, 2025 | Dec 31, 2024 |
| DEFA14A | Additional proxy material | Apr 10, 2025 | — |
| DEF 14A | Proxy statement | Apr 10, 2025 | May 20, 2025 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets, Other events
|
Apr 4, 2025 | Mar 31, 2025 |
| 4 | Insider transaction | Apr 2, 2025 | Mar 31, 2025 |
| 4 | Insider transaction | Apr 2, 2025 | Mar 31, 2025 |
| 4 | Insider transaction | Apr 2, 2025 | Mar 31, 2025 |
| 144 | Notice of proposed sale | Mar 31, 2025 | — |
| 4 | Insider transaction | Mar 31, 2025 | Mar 27, 2025 |
| 4 | Insider transaction | Mar 18, 2025 | Mar 15, 2025 |
| 4 | Insider transaction | Mar 18, 2025 | Mar 15, 2025 |
| 4 | Insider transaction | Mar 18, 2025 | Mar 15, 2025 |
| 4 | Insider transaction | Mar 18, 2025 | Mar 15, 2025 |
| 4 | Insider transaction | Mar 11, 2025 | Mar 7, 2025 |
| 8-K |
Current report
Auditor change
|
Mar 6, 2025 | Feb 28, 2025 |
| 4 | Insider transaction | Feb 27, 2025 | Feb 26, 2025 |
| 10-K | Annual report | Feb 25, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations
|
Feb 25, 2025 | Feb 25, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 12, 2025 | — |
| 8-K |
Current report
Results of operations
|
Jan 17, 2025 | Jan 16, 2025 |
| 8-K |
Current report
Acquisition or sale of assets, Other events
|
Jan 3, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Dec 12, 2024 | Jul 5, 2024 |
| 4 | Insider transaction | Dec 12, 2024 | Jun 27, 2023 |
| 4 | Insider transaction | Dec 12, 2024 | Aug 15, 2023 |
| 4/A | Filing | Dec 12, 2024 | Jul 6, 2021 |
| SC 13G | Ownership over 5% (passive) | Nov 13, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Oct 31, 2024 | — |
| 10-Q | Quarterly report | Oct 29, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Oct 29, 2024 | Oct 29, 2024 |
| 8-K |
Current report
Material agreement, Other events
|
Oct 29, 2024 | Oct 28, 2024 |
| 8-K |
Current report
Material agreement, New debt
|
Oct 11, 2024 | Oct 7, 2024 |
| 4 | Insider transaction | Sep 3, 2024 | Aug 30, 2024 |
| 10-Q | Quarterly report | Jul 30, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations
|
Jul 30, 2024 | Jul 30, 2024 |
| 4 | Insider transaction | Jul 2, 2024 | Jun 30, 2024 |
| 4 | Insider transaction | Jul 2, 2024 | Jun 30, 2024 |
| SD | Specialized disclosure (conflict minerals) | May 30, 2024 | — |
| 4/A | Filing | May 22, 2024 | May 20, 2024 |
| 8-K |
Current report
Bylaw or fiscal year change, Shareholder vote results
|
May 22, 2024 | May 20, 2024 |
| 4 | Insider transaction | May 22, 2024 | May 20, 2024 |
| 4 | Insider transaction | May 22, 2024 | May 20, 2024 |
| 4 | Insider transaction | May 22, 2024 | May 20, 2024 |
| 4 | Insider transaction | May 22, 2024 | May 20, 2024 |
| 4 | Insider transaction | May 22, 2024 | May 20, 2024 |
| 4 | Insider transaction | May 22, 2024 | May 20, 2024 |
| 4 | Insider transaction | May 22, 2024 | May 20, 2024 |
| 4 | Insider transaction | May 2, 2024 | May 1, 2024 |
| 10-Q | Quarterly report | Apr 30, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations
|
Apr 30, 2024 | Apr 30, 2024 |
| ARS | Annual report to shareholders | Apr 10, 2024 | Dec 31, 2023 |
| DEFA14A | Additional proxy material | Apr 10, 2024 | — |
| DEF 14A | Proxy statement | Apr 10, 2024 | May 20, 2024 |
| 4 | Insider transaction | Apr 2, 2024 | Mar 31, 2024 |
| 4 | Insider transaction | Apr 2, 2024 | Mar 31, 2024 |
| PRE 14A | Preliminary proxy statement | Mar 22, 2024 | May 20, 2024 |
| 4 | Insider transaction | Mar 19, 2024 | Mar 15, 2024 |
| 4 | Insider transaction | Mar 19, 2024 | Mar 15, 2024 |
| 4 | Insider transaction | Mar 19, 2024 | Mar 15, 2024 |
| 4 | Insider transaction | Mar 19, 2024 | Mar 15, 2024 |
| 4 | Insider transaction | Mar 8, 2024 | Mar 6, 2024 |
| 4 | Insider transaction | Mar 8, 2024 | Mar 6, 2024 |
| 10-K | Annual report | Mar 5, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations
|
Mar 5, 2024 | Mar 5, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 9, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Jan 26, 2024 | — |
| 4 | Insider transaction | Jan 9, 2024 | Jan 5, 2024 |
| 4 | Insider transaction | Dec 26, 2023 | Dec 21, 2023 |
| 144 | Notice of proposed sale | Dec 21, 2023 | — |
| 10-Q | Quarterly report | Nov 7, 2023 | Sep 30, 2023 |
| 8-K |
Current report
Results of operations
|
Nov 7, 2023 | Nov 7, 2023 |
| 4 | Insider transaction | Oct 11, 2023 | Oct 6, 2023 |
| 8-K |
Current report
Officer or director change
|
Oct 5, 2023 | Sep 29, 2023 |
| 4 | Insider transaction | Oct 3, 2023 | Sep 29, 2023 |
| 4/A | Form 4/a submission | Oct 3, 2023 | Jul 5, 2023 |
| 4 | Insider transaction | Oct 3, 2023 | Sep 29, 2023 |
| 4 | Insider transaction | Sep 19, 2023 | Sep 18, 2023 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 13, 2023 | Sep 13, 2023 |
| 4 | Insider transaction | Sep 11, 2023 | Sep 7, 2023 |
| 4 | Insider transaction | Sep 11, 2023 | Sep 7, 2023 |
| 3 | Initial insider ownership | Sep 11, 2023 | Sep 6, 2023 |
| 8-K |
Current report
Officer or director change, Other events
|
Sep 11, 2023 | Sep 6, 2023 |
| 3 | Initial insider ownership | Sep 8, 2023 | Sep 2, 2023 |
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Company profile
- Industry
- Industrial & Commercial Fans & Blowers & Air Purifing Equip (SIC 3564)
- Listed as
- CECO (TXSE)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Addison, TX
- SEC filer status
- Large accelerated filer
- SEC CIK
- 3197
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.