CECO ENVIRONMENTAL CORP

Ticker: CECO CUSIP: 125141101 Class: Common Stock

ArrowMark Colorado Holdings LLC's Holding History (CIK: 0001483859)

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

Q1 2014

Shares 10,263 Value ($000) $170 Avg Close $14.92 Range $12.89 - $17.13

Q4 2013

Shares 10,845 Value ($000) $175 Avg Close $14.61 Range $12.57 - $17.55

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2014	10,263	$170	$14.92	$12.89 - $17.13
Q4 2013	10,845	$175	$14.61	$12.57 - $17.55