CECO ENVIRONMENTAL CORP — Director's Dealing 2016

Dec 28, 2016

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CECO ENVIRONMENTAL CORP (CECE)
CIK: 0000003197
Period of Report: 2016-12-23

Reporting Person: Lang Jeffrey (Director, CEO and President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2016-12-23	Common Stock	M	5928	$3.78	Acquired	151957	Direct
2016-12-23	Common Stock	S	5928	$14.3108	Disposed	146029	Direct
2016-12-27	Common Stock	M	4072	$3.78	Acquired	150101	Direct
2016-12-27	Common Stock	S	4072	$14.30	Disposed	146029	Direct
2016-12-28	Common Stock	M	10000	$3.78	Acquired	156029	Direct
2016-12-28	Common Stock	S	10000	$14.2293	Disposed	146029	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2016-12-23	Stock Option (right to buy)	$3.78	M	5928	Disposed	2020-02-15	Common Stock (5928)	Direct
2016-12-27	Stock Option (right to buy)	$3.78	M	4072	Disposed	2020-02-15	Common Stock (4072)	Direct
2016-12-28	Stock Option (right to buy)	$3.78	M	10000	Disposed	2020-02-15	Common Stock (10000)	Direct

Footnotes

F1: Price reflects a weighted average price for multiple transactions that ranged from $14.30 to $14.34 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 sold at each separate price.

F2: Price reflects a weighted average price for multiple transactions that ranged from $14.09 to $14.38 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 sold at each separate price.

F3: This option is fully vested.