CECO ENVIRONMENTAL CORP

CUSIP: 12514110 Class: COM

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP's Holding History (CIK: 0001164508)

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

Q2 2016
Shares 32,693 Value ($000) $286 Avg Close — Range —
Q4 2015
Shares 18,700 Value ($000) $144 Avg Close — Range —