ION GEOPHYSICAL CORP's ticker is IO and the CUSIP is 462044207. A total of 44 filers reported holding ION GEOPHYSICAL CORP in Q2 2021. The put-call ratio across all filers is 0.09 and the average weighting 0.1%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q2 2022 | $0 | – | 66 | +340.0% | 0.00% | – |
Q2 2021 | $0 | – | 15 | 0.0% | 0.00% | – |
Q1 2021 | $0 | – | 15 | 0.0% | 0.00% | – |
Q4 2020 | $0 | – | 15 | 0.0% | 0.00% | – |
Q3 2020 | $0 | – | 15 | 0.0% | 0.00% | – |
Q2 2020 | $0 | – | 15 | 0.0% | 0.00% | – |
Q3 2019 | $0 | – | 15 | 0.0% | 0.00% | – |
Q2 2019 | $0 | – | 15 | 0.0% | 0.00% | – |
Q1 2019 | $0 | – | 15 | 0.0% | 0.00% | – |
Q4 2018 | $0 | – | 15 | – | 0.00% | – |
Download |
Other shareholders
Name | Shares | Value | Weighting ↓ |
---|---|---|---|
Gates Capital Management | 582,946 | $2,827,000 | 0.10% |
ALGERT GLOBAL LLC | 42,959 | $208,000 | 0.06% |
Spark Investment Management LLC | 64,678 | $313,000 | 0.02% |
IMPAX ASSET MANAGEMENT LLC | 50,000 | $243,000 | 0.01% |
A.R.T. Advisors, LLC | 41,680 | $202,000 | 0.01% |
BRIDGEWAY CAPITAL MANAGEMENT, LLC | 155,724 | $755,000 | 0.01% |
Alambic Investment Management, L.P. | 13,900 | $67,000 | 0.01% |
OXFORD ASSET MANAGEMENT LLP | 49,379 | $239,000 | 0.01% |
Connor, Clark & Lunn Investment Management Ltd. | 83,021 | $403,000 | 0.00% |
ROYCE & ASSOCIATES LP | 71,880 | $349,000 | 0.00% |