ION GEOPHYSICAL CORP's ticker is IO and the CUSIP is 462044207. A total of 81 filers reported holding ION GEOPHYSICAL CORP in Q2 2018. The put-call ratio across all filers is 0.09 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2021 | $30,000 | -11.8% | 13,866 | 0.0% | 0.00% | – |
| Q4 2020 | $34,000 | +61.9% | 13,866 | 0.0% | 0.00% | – |
| Q3 2020 | $21,000 | -34.4% | 13,866 | 0.0% | 0.00% | – |
| Q2 2020 | $32,000 | +77.8% | 13,866 | 0.0% | 0.00% | – |
| Q1 2020 | $18,000 | -85.0% | 13,866 | 0.0% | 0.00% | – |
| Q4 2019 | $120,000 | -4.8% | 13,866 | 0.0% | 0.00% | – |
| Q3 2019 | $126,000 | +12.5% | 13,866 | 0.0% | 0.00% | – |
| Q2 2019 | $112,000 | -44.0% | 13,866 | 0.0% | 0.00% | – |
| Q1 2019 | $200,000 | +177.8% | 13,866 | 0.0% | 0.00% | – |
| Q4 2018 | $72,000 | -66.7% | 13,866 | 0.0% | 0.00% | – |
| Q3 2018 | $216,000 | -35.9% | 13,866 | 0.0% | 0.00% | – |
| Q2 2018 | $337,000 | -10.4% | 13,866 | 0.0% | 0.00% | -100.0% |
| Q1 2018 | $376,000 | -63.1% | 13,866 | -73.1% | 0.00% | 0.0% |
| Q4 2017 | $1,018,000 | +157.1% | 51,532 | +23.9% | 0.00% | 0.0% |
| Q3 2017 | $396,000 | +142.9% | 41,594 | +11.0% | 0.00% | – |
| Q2 2017 | $163,000 | -23.5% | 37,466 | -14.8% | 0.00% | – |
| Q1 2017 | $213,000 | +144.8% | 43,966 | +203.9% | 0.00% | – |
| Q4 2016 | $87,000 | -17.1% | 14,466 | -5.2% | 0.00% | – |
| Q3 2016 | $105,000 | +1.9% | 15,266 | -7.3% | 0.00% | – |
| Q2 2016 | $103,000 | -25.4% | 16,466 | -3.5% | 0.00% | – |
| Q1 2016 | $138,000 | – | 17,066 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Gates Capital Management | 1,212,408 | $6,280,000 | 0.35% |
| New Jersey Better Educational Savings Trust | 22,000 | $114,000 | 0.15% |
| NJ State Employees Deferred Compensation Plan | 48,000 | $249,000 | 0.05% |
| Spark Investment Management LLC | 79,800 | $413,000 | 0.03% |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 177,305 | $918,000 | 0.01% |
| Engineers Gate Manager LP | 16,334 | $85,000 | 0.01% |
| Renaissance Technologies | 1,026,523 | $5,317,000 | 0.01% |
| A.R.T. Advisors, LLC | 17,445 | $90,000 | 0.01% |
| Point72 Hong Kong Ltd | 1,893 | $10,000 | 0.01% |
| PDT Partners, LLC | 16,300 | $84,000 | 0.01% |