ION GEOPHYSICAL CORP

CUSIP: 462044108 Class: COM

Connor, Clark & Lunn Investment Management Ltd.'s Holding History (CIK: 0001596800)

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

Q4 2015
Shares 65,450 Value ($000) $33 Avg Close — Range —
Q3 2014
Shares 16,100 Value ($000) $45 Avg Close — Range —
Q2 2014
Shares 10,500 Value ($000) $47 Avg Close — Range —