CECO ENVIRONMENTAL CORP

Ticker: CECO CUSIP: 125141101 Class: Common Stock

GABELLI FUNDS LLC's Holding History (CIK: 0001081407)

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

Q3 2014

Shares 10,000 Value ($000) $134 Avg Close $12.99 Range $12.21 - $14.60

Q2 2014

Shares 14,000 Value ($000) $218 Avg Close $13.93 Range $11.84 - $15.72

Q1 2014

Shares 14,000 Value ($000) $232 Avg Close $14.92 Range $12.89 - $17.13

Q4 2013

Shares 18,248 Value ($000) $295 Avg Close $14.61 Range $12.57 - $17.55

Q3 2013

Shares 18,248 Value ($000) $257 Avg Close $11.80 Range $10.63 - $12.79

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2014	10,000	$134	$12.99	$12.21 - $14.60
Q2 2014	14,000	$218	$13.93	$11.84 - $15.72
Q1 2014	14,000	$232	$14.92	$12.89 - $17.13
Q4 2013	18,248	$295	$14.61	$12.57 - $17.55
Q3 2013	18,248	$257	$11.80	$10.63 - $12.79