ION GEOPHYSICAL CORP

CUSIP: 462044108 Class: COM

TCI Wealth Advisors, Inc.'s Holding History (CIK: 0001583751)

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

Q1 2016
Shares 333 Value ($000) $3 Avg Close — Range —
Q4 2015
Shares 5,000 Value ($000) $3 Avg Close — Range —
Q3 2015
Shares 5,000 Value ($000) $2 Avg Close — Range —
Q2 2015
Shares 5,000 Value ($000) $5 Avg Close — Range —
Q1 2015
Shares 5,000 Value ($000) $11 Avg Close — Range —
Q4 2014
Shares 5,000 Value ($000) $14 Avg Close — Range —