CECO ENVIRONMENTAL CORP

Ticker: CECO CUSIP: 125141101 Class: Common Stock

GLOBEFLEX CAPITAL L P's Holding History (CIK: 0000921531)

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

Q3 2017

Shares 12,771 Value ($000) $108 Avg Close $8.52 Range $6.87 - $10.59

Q2 2017

Shares 12,771 Value ($000) $117 Avg Close $9.92 Range $8.79 - $11.82

Q1 2017

Shares 12,771 Value ($000) $134 Avg Close $11.77 Range $9.60 - $14.11

Q3 2013

Shares 197 Value ($000) $2 Avg Close $11.80 Range $10.63 - $12.79

Q2 2013

Shares 197 Value ($000) $2 Avg Close $10.81 Range $9.36 - $11.81

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2017	12,771	$108	$8.52	$6.87 - $10.59
Q2 2017	12,771	$117	$9.92	$8.79 - $11.82
Q1 2017	12,771	$134	$11.77	$9.60 - $14.11
Q3 2013	197	$2	$11.80	$10.63 - $12.79
Q2 2013	197	$2	$10.81	$9.36 - $11.81