ION GEOPHYSICAL CORP

CUSIP: 462044207 Class: COMMON STOCK

JANE STREET GROUP, LLC's Holding History (CIK: 0001595888)

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

Q1 2022
Shares 10,142 Value ($000) $9 Avg Close — Range —
Q4 2021
Shares 10,150 Value ($000) $9 Avg Close — Range —
Q2 2019
Shares 22,124 Value ($000) $178 Avg Close — Range —
Q4 2017
Shares 10,301 Value ($000) $203 Avg Close — Range —