ION GEOPHYSICAL CORP

CUSIP: 462044207 Class: COMMON STOCK

UBS Group AG's Holding History (CIK: 0001610520)

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

Q1 2022
Shares 32,495 Value ($000) $28 Avg Close Range
Q4 2021
Shares 5,174 Value ($000) $5 Avg Close Range
Q3 2021
Shares 22,143 Value ($000) $29 Avg Close Range
Q2 2021
Shares 5,174 Value ($000) $11 Avg Close Range
Q1 2021
Shares 6,125 Value ($000) $13 Avg Close Range
Q4 2020
Shares 5,801 Value ($000) $14 Avg Close Range
Q3 2020
Shares 5,307 Value ($000) $8 Avg Close Range
Q2 2020
Shares 6,640 Value ($000) $15 Avg Close Range
Q1 2020
Shares 5,307 Value ($000) $7 Avg Close Range
Q4 2019
Shares 7,375 Value ($000) $64 Avg Close Range
Q3 2019
Shares 5,369 Value ($000) $49 Avg Close Range
Q2 2019
Shares 3,861 Value ($000) $31 Avg Close Range
Q1 2019
Shares 4,337 Value ($000) $63 Avg Close Range
Q4 2018
Shares 6,582 Value ($000) $34 Avg Close Range
Q3 2018
Shares 6,799 Value ($000) $106 Avg Close Range
Q2 2018
Shares 3,910 Value ($000) $95 Avg Close Range
Q1 2018
Shares 2,965 Value ($000) $80 Avg Close Range
Q4 2017
Shares 4,401 Value ($000) $87 Avg Close Range
Q3 2017
Shares 4,992 Value ($000) $47 Avg Close Range
Q2 2017
Shares 6,999 Value ($000) $30 Avg Close Range
Q1 2017
Shares 2,335 Value ($000) $11 Avg Close Range
Q4 2016
Shares 2,333 Value ($000) $14 Avg Close Range
Q3 2016
Shares 2,333 Value ($000) $16 Avg Close Range
Q2 2016
Shares 2,492 Value ($000) $16 Avg Close Range
Q1 2016
Shares 2,333 Value ($000) $19 Avg Close Range