CECO ENVIRONMENTAL CORP

Ticker: CECO CUSIP: 125141101 Class: Common Stock

Stanley-Laman Group, Ltd.'s Holding History (CIK: 0001601489)

Note: Option positions (PUT/CALL) are excluded.

Q1 2016

Shares 34,526 Value ($000) $214 Avg Close $6.43 Range $5.36 - $7.43

Q4 2015

Shares 21,361 Value ($000) $164 Avg Close $7.95 Range $6.51 - $10.43

Q3 2015

Shares 46,991 Value ($000) $385 Avg Close $8.73 Range $7.44 - $10.69

Q2 2015

Shares 53,045 Value ($000) $601 Avg Close $10.56 Range $9.75 - $11.83

Q4 2014

Shares 33,650 Value ($000) $523 Avg Close $12.83 Range $11.36 - $14.63

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2016	34,526	$214	$6.43	$5.36 - $7.43
Q4 2015	21,361	$164	$7.95	$6.51 - $10.43
Q3 2015	46,991	$385	$8.73	$7.44 - $10.69
Q2 2015	53,045	$601	$10.56	$9.75 - $11.83
Q4 2014	33,650	$523	$12.83	$11.36 - $14.63