[144] CECO ENVIRONMENTAL CORP SEC Filing

Rhea-AI Filing Summary

CECO Environmental Corp filing a Form 144 notifies a proposed sale of 101,899 common shares through Fidelity Brokerage Services on 09/19/2025 for an aggregate market value of $5,025,672.34. The filing reports 35,328,115 shares outstanding and shows the shares were acquired via options granted on 07/06/2020 with an acquisition/transaction date recorded as 09/19/2025 and payment in cash. The filer also disclosed a recent sale by Todd Gleason of 100,000 common shares on 09/18/2025 for gross proceeds of $5,130,140.00. The notice includes the standard representation that the seller does not possess undisclosed material information about the issuer.

Positive

• Regulatory compliance: The filer provided a timely Form 144 disclosure with broker, share counts, dates, and proceeds.
• Transparency: The filing includes the seller's attestation that no undisclosed material information is known.

Negative

• Insider selling: Proposed sale of 101,899 shares (~$5.03M) and prior sale of 100,000 shares on 09/18/2025 could be viewed negatively by some investors.
• Concentration of disposals: Two large insider transactions on consecutive dates may attract market attention regarding insider liquidity timing.

Insights

Financial Analyst

TL;DR: Insider sale notice for ~101.9k shares (~$5.0M) is routine disclosure; watch volume relative to float.

The Form 144 documents a proposed sale of 101,899 shares valued at $5,025,672.34, representing about 0.29% of the reported 35,328,115 shares outstanding. This filing signals an insider liquidity event rather than an operational development because the shares were from options granted in 2020 and payment is cash. A related transaction shows 100,000 shares sold on 09/18/2025 for $5,130,140.00, indicating concentrated insider selling over consecutive days. For investors, the item is informational: it confirms compliance with Rule 144 and provides precise quantities and proceeds but does not itself disclose company performance or new fundamentals.

Corporate Governance Expert

TL;DR: Filing reflects standard insider disclosure and includes the statutory representation of no undisclosed material information.

The document is a routine Form 144 used to notify the market of a proposed sale by an insider for securities acquired under prior option grants. It includes required elements: broker name, sale date, share counts, acquisition details, and the seller's attestation regarding material nonpublic information. The proximity of a previous 100,000-share sale (09/18/2025) and this proposed sale may prompt governance-focused stakeholders to note insider disposition timing, but the filing contains no allegations or governance irregularities. The filing supports regulatory transparency but does not address insider intent or company governance changes beyond the disclosed transactions.

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	101899	5025672.34	35328115	09/19/2025	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	09/19/2025	Options Granted - 07/06/2020	Issuer			101899	09/19/2025	Cash

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Todd Gleason 5080 Spectrum Drive Suite 800E Addison TX 75001	Common	09/18/2025	100000	5130140.00

144: Remarks and Signature

Remarks

Date of Notice

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does CECO's Form 144 disclose about the proposed sale?

The Form 144 discloses a proposed sale of 101,899 common shares via Fidelity on 09/19/2025 with an aggregate market value of $5,025,672.34.

How many shares outstanding does CECO report in the filing?

The filing reports 35,328,115 shares outstanding.

What were the acquisition details for the shares to be sold?

The shares were reported as acquired via options granted on 07/06/2020, with an acquisition/transaction date shown as 09/19/2025 and payment listed as cash.

Did the filer report any recent sales of CECO shares prior to this notice?

Yes. The filing shows Todd Gleason sold 100,000 common shares on 09/18/2025 for gross proceeds of $5,130,140.00.

Does the Form 144 state whether the seller has undisclosed material information?

Yes. By signing the notice the person represents they do not know any material adverse information