ION GEOPHYSICAL CORP

CUSIP: 462044207 Class: COMMON STOCK

Qube Research & Technologies Ltd's Holding History (CIK: 0001729829)

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

Q1 2020
Shares 17,560 Value ($000) $22 Avg Close — Range —
Q4 2019
Shares 66,429 Value ($000) $577 Avg Close — Range —