ION GEOPHYSICAL CORP's ticker is IO and the CUSIP is 462044207. A total of 45 filers reported holding ION GEOPHYSICAL CORP in Q2 2017. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $168,000 | -1.2% | 193,457 | 0.0% | 0.00% | – |
| Q4 2021 | $170,000 | -25.4% | 193,457 | +12.5% | 0.00% | – |
| Q3 2021 | $228,000 | -13.6% | 171,951 | +35.7% | 0.00% | – |
| Q2 2021 | $264,000 | +52.6% | 126,736 | +55.9% | 0.00% | – |
| Q1 2021 | $173,000 | -12.2% | 81,296 | 0.0% | 0.00% | – |
| Q4 2020 | $197,000 | +62.8% | 81,296 | 0.0% | 0.00% | – |
| Q3 2020 | $121,000 | -36.3% | 81,296 | 0.0% | 0.00% | – |
| Q2 2020 | $190,000 | +84.5% | 81,296 | 0.0% | 0.00% | – |
| Q1 2020 | $103,000 | -93.2% | 81,296 | -53.2% | 0.00% | – |
| Q4 2019 | $1,506,000 | +86.4% | 173,610 | +95.7% | 0.00% | – |
| Q3 2019 | $808,000 | +17.6% | 88,694 | +3.9% | 0.00% | – |
| Q2 2019 | $687,000 | -61.7% | 85,368 | -31.3% | 0.00% | – |
| Q1 2019 | $1,794,000 | +71.5% | 124,279 | -38.5% | 0.00% | – |
| Q4 2018 | $1,046,000 | -41.9% | 202,026 | +74.4% | 0.00% | -100.0% |
| Q3 2018 | $1,801,000 | -43.3% | 115,857 | -11.4% | 0.00% | 0.0% |
| Q2 2018 | $3,177,000 | +77.8% | 130,805 | +98.3% | 0.00% | 0.0% |
| Q1 2018 | $1,787,000 | +110.7% | 65,970 | +53.5% | 0.00% | – |
| Q4 2017 | $848,000 | +56.2% | 42,987 | -24.9% | 0.00% | – |
| Q3 2017 | $543,000 | +198.4% | 57,263 | +36.2% | 0.00% | – |
| Q2 2017 | $182,000 | -10.3% | 42,046 | 0.0% | 0.00% | – |
| Q1 2017 | $203,000 | -19.4% | 42,046 | 0.0% | 0.00% | – |
| Q4 2016 | $252,000 | -12.5% | 42,046 | 0.0% | 0.00% | – |
| Q3 2016 | $288,000 | +10.3% | 42,046 | 0.0% | 0.00% | – |
| Q2 2016 | $261,000 | -37.7% | 42,046 | -19.1% | 0.00% | – |
| Q1 2016 | $419,000 | – | 51,943 | – | 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% |