ION GEOPHYSICAL CORP

CUSIP: 462044207 Class: COMMON STOCK

Quantbot Technologies LP's Holding History (CIK: 0001512991)

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

Q3 2018
Shares 3,328 Value ($000) $51 Avg Close — Range —
Q2 2018
Shares 6,185 Value ($000) $150 Avg Close — Range —
Q1 2018
Shares 911 Value ($000) $24 Avg Close — Range —