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Insider Purchase: CECO Director Reports 4,500-Share Acquisition

Filing Impact
(Moderate)
Filing Sentiment
(Positive)
Form Type
4

Rhea-AI Filing Summary

Richard F. Wallman, a director of CECO Environmental Corp (CECO), reported purchases on 08/29/2025. He acquired 3,000 shares directly at $44.25, bringing his direct holdings to 219,909 shares. He also acquired 1,500 shares indirectly via his spouse at $44.25, bringing indirect holdings to 77,500. The Form 4 was signed by an attorney-in-fact on 09/03/2025.

Positive

  • Insider purchases disclosed: Director acquired a total of 4,500 shares on 08/29/2025 at $44.25 each.
  • Clear separation of ownership: The filing specifies both direct (3,000 shares) and indirect (1,500 shares via spouse) holdings and post-transaction totals.

Negative

  • None.

Insights

TL;DR: Director purchases totaling 4,500 shares at $44.25, increasing direct and indirect holdings; routine Section 16 disclosure.

The report documents insider purchases by a director on 08/29/2025 totaling 4,500 shares at $44.25 per share, split between direct (3,000) and indirect (1,500 via spouse) ownership. The transaction is disclosed on Form 4 as required under Section 16. The change is recorded as increasing beneficial ownership to 219,909 direct and 77,500 indirect shares. No options or derivative transactions were reported.

TL;DR: Properly filed Form 4 reporting director purchases; signature by attorney-in-fact completes disclosure.

The filing shows compliance with Section 16 reporting obligations: purchases coded P on 08/29/2025 and a manual signature line executed by an attorney-in-fact on 09/03/2025. The report distinguishes direct and indirect holdings and includes required amounts and prices. There are no amendments or derivative positions disclosed in this filing.

Insider WALLMAN RICHARD F
Role Director
Bought 4,500 shs ($199K)
Type Security Shares Price Value
Purchase Common Stock 3,000 $44.25 $133K
Purchase Common Stock 1,500 $44.25 $66K
Holdings After Transaction: Common Stock — 219,909 shares (Direct); Common Stock — 77,500 shares (Indirect, By spouse)
Footnotes (1)
Form 4 Insider Transactions: What Each Field Means →
SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0287
Estimated average burden
hours per response: 0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
WALLMAN RICHARD F
(Last) (First) (Middle)
5080 SPECTRUM DRIVE
SUITE 800E
(Street)
ADDISON TX 75001
(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
CECO ENVIRONMENTAL CORP [ CECO ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X Director 10% Owner
Officer (give title below) Other (specify below)
3. Date of Earliest Transaction (Month/Day/Year)
08/29/2025
4. If Amendment, Date of Original Filed (Month/Day/Year)
 6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 08/29/2025 P 3,000 A $44.25 219,909 D
Common Stock 08/29/2025 P 1,500 A $44.25 77,500 I By spouse
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Explanation of Responses:
/s/ Kiril Kovachev as Attorney-in-Fact for Richard F Wallman 09/03/2025
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

Source: View Original Filing on SEC EDGAR

FAQ

What insider activity did Richard F. Wallman report for CECO?

He reported purchases on 08/29/2025 of 3,000 shares directly and 1,500 shares indirectly (via spouse), all at $44.25 per share.

How many CECO shares does Richard F. Wallman beneficially own after the reported transactions?

Following the transactions, he beneficially owns 219,909 shares directly and 77,500 shares indirectly (via spouse).

When was the Form 4 signed and by whom?

The Form 4 was signed by Kiril Kovachev as attorney-in-fact for Richard F. Wallman on 09/03/2025.

Were any derivative securities or options reported in this filing?

No. Table II (derivative securities) contains no reported transactions or holdings in this filing.

What transaction code was used to report the purchases on Form 4?

The purchases are reported with transaction code P, indicating an open-market or private purchase transaction as per the form's instructions.