Free Trial

CECO Environmental (CECO) 10K Form and Latest SEC Filings 2026

CECO Environmental logo
$87.78 +9.61 (+12.29%)
Closing price 04:00 PM Eastern
Extended Trading
$88.02 +0.23 (+0.27%)
As of 07:51 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.

Latest CECO Environmental SEC Filings & Recent Activity

CECO Environmental (NASDAQ:CECO) has submitted 360+ documents to the U.S. Securities and Exchange Commission (SEC) since 2017. For investors, these filings are the primary source of verified financial data — covering everything from annual revenue and debt levels in the 10-K, to material business events in 8-K current reports, to insider buying and selling activity in Form 4 disclosures. Key figures from these filings, including revenue, earnings, and cash flow, are summarized in CECO Environmental's financial statements. The most recent filing was a Form 4 submitted on May 4, 2026.

Form 4
CECO ENVIRONMENTAL CORP Reports Ownership Change on May. 4, 2026

Form 4 filings disclose changes in stock ownership by company insiders, including purchases, sales, grants, and option exercises.

View insider ownership

8-K
CECO Environmental Files Current Report on Apr. 28, 2026

An 8-K is filed when a material corporate event occurs, such as an acquisition, leadership change, or financial update.

View filing

10-K
CECO Environmental Files Annual Report on Mar. 2, 2026

The 10-K contains CECO Environmental's audited financial statements, revenue, earnings, and risk factors for the prior fiscal year.

View earnings history

CECO Environmental SEC Filing History

Browse CECO Environmental's complete SEC filing history using the filters below. Filter by form type - 10-K, 10-Q, 8-K, Form 4, and more - or set a custom date range to find a filing.

DateFilerForm TypeView
05/04/2026 2:04 PM
CECO Environmental (3197) Issuer
Nanda Munish (1532274) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
05/01/2026 3:03 PM
CECO Environmental (3197) Issuer
WALLMAN RICHARD F (1198092) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
05/01/2026 2:01 PM
CECO Environmental (3197) Subject
Nanda Munish (1532274) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
04/28/2026 6:01 AM
CECO Environmental (3197) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
04/24/2026 3:03 PM
CECO Environmental (3197) Filer
Form ARS
04/23/2026 3:17 PM
CECO Environmental (3197) Filer
Form 424B3
04/22/2026 11:15 PM
CECO Environmental (3197) Filer
Form EFFECT
04/21/2026 4:16 PM
CECO Environmental (3197) Filer
Form S-4/A
04/02/2026 2:17 PM
CECO Environmental (3197) Issuer
Gleason Todd R (1571235) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
04/02/2026 2:17 PM
CECO Environmental (3197) Issuer
Johansson Peter K. (1941417) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
04/02/2026 2:15 PM
CECO Environmental (3197) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
04/02/2026 2:16 PM
CECO Environmental (3197) Issuer
Gregory Alyson Noel (2105779) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
03/23/2026 5:02 AM
CECO Environmental (3197) Filed by
Thermon Group Holdings, Inc. (1489096) Subject
Form 425
03/17/2026 7:33 PM
CECO Environmental (3197) Issuer
Gleason Todd R (1571235) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
03/17/2026 7:34 PM
CECO Environmental (3197) Issuer
Johansson Peter K. (1941417) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
03/17/2026 7:34 PM
CECO Environmental (3197) Issuer
Kovachev Kiril (1983626) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
03/17/2026 7:35 PM
CECO Environmental (3197) Issuer
Gregory Alyson Noel (2105779) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
03/09/2026 12:04 PM
CECO Environmental (3197) Issuer
Gregory Alyson Noel (2105779) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
03/09/2026 12:04 PM
CECO Environmental (3197) Issuer
Gleason Todd R (1571235) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
03/02/2026 4:30 PM
CECO Environmental (3197) Filer
Form 10-K
Annual report pursuant to Section 13 or 15(d)  
03/02/2026 5:09 AM
CECO Environmental (3197) Filed by
Thermon Group Holdings, Inc. (1489096) Subject
Form 425
02/26/2026 5:26 PM
CECO Environmental (3197) Subject
DEZWIREK JASON (946589) Filed by
Form SCHEDULE 13D/A
02/26/2026 4:30 PM
CECO Environmental (3197) Filed by
Thermon Group Holdings, Inc. (1489096) Subject
Form 425
02/24/2026 6:33 AM
CECO Environmental (3197) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
02/24/2026 6:34 AM
CECO Environmental (3197) Filed by
Thermon Group Holdings, Inc. (1489096) Subject
Form 425
02/24/2026 5:33 AM
CECO Environmental (3197) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
02/13/2026 9:17 AM
AMERICAN CENTURY INVESTMENT MANAGEMENT INC (52388) Filed by
CECO Environmental (3197) Subject
Form SCHEDULE 13G
02/04/2026 8:04 AM
CECO Environmental (3197) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
01/30/2026 12:29 PM
CECO Environmental (3197) Subject
VANGUARD GROUP INC (102909) Filed by
Form SCHEDULE 13G/A
01/16/2026 1:38 PM
CECO Environmental (3197) Issuer
Gregory Alyson Noel (2105779) Reporting
Form 3
Initial statement of beneficial ownership of securities  
01/16/2026 1:42 PM
CECO Environmental (3197) Issuer
Gregory Alyson Noel (2105779) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
01/12/2026 4:51 PM
CECO Environmental (3197) Issuer
Henderson Sam Weston (2104012) Reporting
Form 3
Initial statement of beneficial ownership of securities  
11/14/2025 7:00 AM
CECO Environmental (3197) Subject
Hood River Capital Management LLC (1578177) Filed by
Form SCHEDULE 13G/A
11/13/2025 10:04 AM
Capital International Investors (1562230) Filed by
CECO Environmental (3197) Subject
Form SCHEDULE 13G/A
10/30/2025 1:57 PM
CECO Environmental (3197) Subject
VANGUARD GROUP INC (102909) Filed by
Form SCHEDULE 13G
10/28/2025 2:16 PM
CECO Environmental (3197) Filer
Form S-3ASR
10/28/2025 11:24 AM
CECO Environmental (3197) Filer
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
10/28/2025 6:05 AM
CECO Environmental (3197) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
09/22/2025 7:49 PM
CECO Environmental (3197) Issuer
Gleason Todd R (1571235) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
09/22/2025 3:14 PM
CECO Environmental (3197) Subject
Gleason Todd R (1571235) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
09/19/2025 3:17 PM
CECO Environmental (3197) Subject
Gleason Todd R (1571235) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
09/18/2025 3:37 PM
CECO Environmental (3197) Subject
Gleason Todd R (1571235) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
09/16/2025 11:12 AM
CECO Environmental (3197) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
09/16/2025 11:12 AM
CECO Environmental (3197) Issuer
Johansson Peter K. (1941417) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
09/09/2025 10:09 AM
CECO Environmental (3197) Issuer
WALLMAN RICHARD F (1198092) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
09/03/2025 9:29 AM
CECO Environmental (3197) Issuer
WALLMAN RICHARD F (1198092) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
08/01/2025 10:31 AM
CECO Environmental (3197) Issuer
Mannarino Claudio A (1378778) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
08/01/2025 10:31 AM
CECO Environmental (3197) Issuer
DEZWIREK JASON (946589) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
07/29/2025 6:02 AM
CECO Environmental (3197) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
07/24/2025 1:47 PM
CECO Environmental (3197) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
07/16/2025 6:02 PM
BlackRock, Inc. (2012383) Filed by
CECO Environmental (3197) Subject
Form SCHEDULE 13G/A
07/08/2025 7:21 AM
CECO Environmental (3197) Issuer
Kovachev Kiril (1983626) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
06/30/2025 1:00 PM
CECO Environmental (3197) Issuer
Watkins-Asiyanbi Joycelynn (1936806) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
06/06/2025 3:58 PM
CECO Environmental (3197) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
06/06/2025 2:27 PM
CECO Environmental (3197) Issuer
Gleason Todd R (1571235) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
06/05/2025 9:57 AM
CECO Environmental (3197) Issuer
Mannarino Claudio A (1378778) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
06/05/2025 9:57 AM
CECO Environmental (3197) Issuer
SIEGEL LAURIE (1223626) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
06/05/2025 9:57 AM
CECO Environmental (3197) Issuer
KNOWLING ROBERT E JR (1207632) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
06/05/2025 9:57 AM
CECO Environmental (3197) Issuer
SACHS VALERIE GENTILE (1228169) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
06/05/2025 9:58 AM
CECO Environmental (3197) Issuer
DEZWIREK JASON (946589) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
06/05/2025 9:58 AM
CECO Environmental (3197) Issuer
WALLMAN RICHARD F (1198092) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
06/05/2025 9:58 AM
CECO Environmental (3197) Issuer
Nanda Munish (1532274) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
05/29/2025 7:02 AM
CECO Environmental (3197) Filer
Form SD
Specialized Disclosure Report  
05/22/2025 6:32 AM
CECO Environmental (3197) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
05/15/2025 7:00 AM
CECO Environmental (3197) Subject
Hood River Capital Management LLC (1578177) Filed by
Form SCHEDULE 13G
(Data available from 1/1/2016 forward)

CECO Environmental SEC Filings - Frequently Asked Questions

CECO Environmental (CECO) has submitted 360+ filings to the SEC since 2017. You can browse the complete history or filter by form type using the tools above.

CECO Environmental's fiscal year ends on December 31. The company typically files its 10-K annual report by the end of February, covering the prior fiscal year's financial results. Key financial data from these reports is available on CECO Environmental's financial statements page.

The most recent filing was a Form 4 submitted on May 4, 2026. This was an insider ownership change filed by 4 - CECO ENVIRONMENTAL CORP (0000003197) (Issuer).

SEC Filing Types: 10-K, 10-Q, 8-K and More

SEC filings are legally required disclosures that public companies submit to the U.S. Securities and Exchange Commission. Unlike press releases or earnings call transcripts, these documents are filed under legal obligation — meaning the financial data they contain is audited, standardized, and subject to penalties if materially false. For investors, that makes SEC filings the most reliable primary source available for evaluating a company's true financial position.

Yes. All SEC filings are publicly available through the SEC's EDGAR database and on financial research platforms like MarketBeat. Companies are required by law to make these disclosures accessible to all investors — meaning retail investors have access to the same source documents as institutional analysts.

A 10-K is an annual report containing audited financial statements and a full review of the company's business — it is the most comprehensive filing a company makes each year. A 10-Q is a shorter, unaudited quarterly update filed three times per year between annual reports. Investors typically use the 10-K for deep fundamental analysis and the 10-Q to track whether the company is on pace with its guidance mid-year.

The most important filing for fundamental investors. Filed once per year, the 10-K contains audited financial statements, revenue and earnings trends, debt obligations, risk factors, and management's own assessment of the business. Reading the risk factors section and comparing year-over-year financials can reveal issues that don't show up in analyst summaries.

An unaudited financial update filed three times per year (the 10-K covers Q4). Investors use 10-Qs to track whether guidance is on pace, monitor changes in cash flow or inventory, and catch any mid-year shifts in business conditions before they become headline news.

Filed within four business days of a material event — earnings releases, merger announcements, executive departures, or major asset sales. Because 8-Ks are filed before media coverage catches up, they are often the fastest way to get unfiltered information directly from the company on market-moving events.

Filed within two business days whenever an executive or director buys or sells company stock. Insider purchases — especially large or clustered buys — are often interpreted as a signal of management confidence. Insider selling is more ambiguous but worth monitoring for patterns, particularly around lock-up expirations or ahead of major announcements.


Related Companies and Tools


This page (NASDAQ:CECO) was last updated on 5/5/2026 by MarketBeat.com Staff.
From Our Partners