CECO ENVIRONMENTAL CORP

Ticker: CECO CUSIP: 125141101 Class: Common Stock

FIRST MANHATTAN CO. LLC.'s Holding History (CIK: 0000728083)

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

Q4 2015

Shares 1,807 Value ($000) $13 Avg Close $7.95 Range $6.51 - $10.43

Q3 2015

Shares 1,807 Value ($000) $14 Avg Close $8.73 Range $7.44 - $10.69

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2015	1,807	$13	$7.95	$6.51 - $10.43
Q3 2015	1,807	$14	$8.73	$7.44 - $10.69