ION GEOPHYSICAL CORP

CUSIP: 462044108 Class: COM

VILLERE ST DENIS J & CO LLC's Holding History (CIK: 0001113629)

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

Q1 2014
Shares 284,186 Value ($000) $1,196 Avg Close — Range —
Q4 2013
Shares 10,309,119 Value ($000) $34,020 Avg Close — Range —
Q3 2013
Shares 13,745,184 Value ($000) $71,475 Avg Close — Range —
Q2 2013
Shares 11,700,884 Value ($000) $70,439 Avg Close — Range —