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CECO Environmental Corp. (CECO): material weakness open 302 days

By Russell Tomoum, Ctrl Worx™. Built from its own SEC filings. How the Clock works.

CECO Environmental Corp. reported ineffective internal control over financial reporting because of a material weakness in 1 filing since Mar 2, 2026. It stated one or more material weaknesses in 2 more SEC filings that gave no conclusion on whether that control is effective. The latest was its 10-Q for the period ended Jun 30, 2026.

Checked against SEC EDGAR: Oct 29, 2026 · Entry #10002

Causes the company named

Financial close and reporting · 5Revenue recognition · 4Segregation of duties · 3Accounting expertise and resources · 3ITGC: general · 3Entity-level and governance · 3IPE and key reports · 1

What the latest filing says

Based on that evaluation, our management, including our CEO and CFO, concluded that our disclosure controls and procedures were not effective as of June 30, 2026, due to certain material weaknesses in our internal control over financial reporting, as further described below. Notwithstanding the conclusion by our CEO and CFO that our disclosure controls and procedures as of June 30, 2026 were not effective, and notwithstanding the material weaknesses in our internal control over financial reporting described below, our management believes that the consolidated financial statements and related financial information included in this Quarterly Report on Form 10-Q fairly present, in all material respects, our financial position, results of operations and cash flows as of the dates presented, and for the periods ended on such dates, in conformity with U.S. GAAP. Identification of Material Weaknesses 33 A material weakness is a deficiency, or a combination of deficiencies, in internal control over financial reporting, such that there is a reasonable possibility that a material misstatement [...]

From the controls section of the 10-Q filed Aug 10, 2026. Read the full filing on SEC EDGAR.

Company response: CECO Environmental Corp. can send a statement or a link to its remediation update to russell@ctrlworx.com. We post it here, unedited and dated.

Filings

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Based on public SEC filings. Causes are grouped into standard categories by Ctrl Worx. The filings are the authority. Ctrl Worx is not affiliated with CECO Environmental Corp. or the SEC. Not investment advice. Why you can rely on the Watch List.