Richard F. Wallman - 05 Sep 2025 Form 4 Insider Report for CECO ENVIRONMENTAL CORP (CECO)

Role: Director
Signature: /s/ Kiril Kovachev as Attorney-in-Fact for Richard F Wallman
Issuer symbol: CECO
Transactions as of: 05 Sep 2025
Net transactions value: +$140,800
Form type: 4
Filing time: 09 Sep 2025, 11:09:39 UTC
Previous filing: 03 Sep 2025
Next filing: 17 Sep 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
WALLMAN RICHARD F	Director	5080 SPECTRUM DRIVE, SUITE 800E, ADDISON	/s/ Kiril Kovachev as Attorney-in-Fact for Richard F Wallman	09 Sep 2025	0001198092

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	CECO	Common Stock	Purchase	$140,800	+3,000	+3.9%	$46.93	80,500	05 Sep 2025	By spouse	F1
holding	CECO	Common Stock						219,909	05 Sep 2025	Direct

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Price reflects the weighted average purchase price for multiple transactions that ranged from $46.80 to $47.00 per share. The Reporting Person undertakes to provide, upon request by the Commission Staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares purchased at each separate price.