Ion Geophysical Corp

MORGAN STANLEY

Report date

3/31/2022

Quarter

2022 Q1

Filed

10/27/2022

Shares

9,450

Value ($000)

8

Weight

0.0%

2019 Q4 - 2022 Q1 (10 filings)

Shares History

History scope: non-option holdings only (PUT/CALL rows excluded).

All 13F Holders	Filing date	Value ($000s)	% of Holdings	Shares	Reporting period
2022 Q1	10/27/2022	8	0.0%	9,450	3/31/2022
2021 Q4	2/14/2022	7	0.0%	8,552	12/31/2021
2021 Q3	11/15/2021	14	0.0%	10,871	9/30/2021
2021 Q2	8/23/2021	488	0.0%	233,330	6/30/2021
2021 Q1	5/17/2021	754	0.0%	352,252	3/31/2021
2020 Q4	2/16/2021	2	0.0%	747	12/31/2020
2020 Q3	11/13/2020	316	0.0%	210,566	9/30/2020
2020 Q2	8/14/2020	111	0.0%	47,433	6/30/2020
2020 Q1	5/26/2020	63	0.0%	49,307	3/31/2020
2019 Q4	2/14/2020	2,716	0.0%	312,847	12/31/2019