ION GEOPHYSICAL CORP

CUSIP: 462044108 Class: COM

WealthTrust Axiom LLC's Holding History (CIK: 0001425949)

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

Q2 2015
Shares 10,000 Value ($000) $10 Avg Close — Range —
Q1 2015
Shares 20,415 Value ($000) $44 Avg Close — Range —
Q4 2014
Shares 25,415 Value ($000) $69 Avg Close — Range —
Q3 2014
Shares 48,855 Value ($000) $136 Avg Close — Range —
Q2 2014
Shares 51,855 Value ($000) $218 Avg Close — Range —
Q1 2014
Shares 53,855 Value ($000) $226 Avg Close — Range —
Q4 2013
Shares 38,355 Value ($000) $126 Avg Close — Range —
Q3 2013
Shares 97,410 Value ($000) $506 Avg Close — Range —
Q2 2013
Shares 97,410 Value ($000) $586 Avg Close — Range —