ION GEOPHYSICAL CORP

CUSIP: 462044207 Class: COMMON STOCK

MILLENNIUM MANAGEMENT LLC's Holding History (CIK: 0001273087)

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

Q1 2022
Shares 78,597 Value ($000) $69 Avg Close — Range —
Q4 2021
Shares 27,328 Value ($000) $24 Avg Close — Range —
Q3 2021
Shares 38,149 Value ($000) $51 Avg Close — Range —
Q2 2021
Shares 81,082 Value ($000) $169 Avg Close — Range —
Q1 2021
Shares 158,005 Value ($000) $338 Avg Close — Range —
Q4 2020
Shares 33,000 Value ($000) $80 Avg Close — Range —
Q3 2020
Shares 23,722 Value ($000) $36 Avg Close — Range —
Q2 2020
Shares 30,763 Value ($000) $72 Avg Close — Range —
Q4 2019
Shares 34,682 Value ($000) $301 Avg Close — Range —
Q3 2019
Shares 41,903 Value ($000) $382 Avg Close — Range —
Q2 2019
Shares 114,192 Value ($000) $919 Avg Close — Range —
Q4 2018
Shares 25,388 Value ($000) $132 Avg Close — Range —
Q1 2018
Shares 309,236 Value ($000) $8,380 Avg Close — Range —
Q4 2017
Shares 40,894 Value ($000) $808 Avg Close — Range —
Q4 2016
Shares 32,947 Value ($000) $198 Avg Close — Range —
Q3 2016
Shares 37,168 Value ($000) $255 Avg Close — Range —
Q2 2016
Shares 33,210 Value ($000) $207 Avg Close — Range —