ION GEOPHYSICAL CORP's ticker is IO and the CUSIP is 462044207. A total of 40 filers reported holding ION GEOPHYSICAL CORP in Q3 2020. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2020 | $0 | -100.0% | 173 | -94.4% | 0.00% | – |
| Q4 2019 | $27,000 | -6.9% | 3,112 | -4.1% | 0.00% | – |
| Q3 2019 | $29,000 | -89.9% | 3,246 | -90.9% | 0.00% | – |
| Q2 2019 | $287,000 | +552.3% | 35,605 | +1062.4% | 0.00% | – |
| Q1 2019 | $44,000 | -29.0% | 3,063 | -23.6% | 0.00% | – |
| Q3 2018 | $62,000 | -17.3% | 4,007 | +29.8% | 0.00% | – |
| Q2 2018 | $75,000 | -87.8% | 3,087 | -86.4% | 0.00% | – |
| Q1 2018 | $616,000 | -17.8% | 22,715 | -40.0% | 0.00% | -100.0% |
| Q4 2017 | $749,000 | +7390.0% | 37,884 | +2215.6% | 0.00% | – |
| Q2 2016 | $10,000 | +900.0% | 1,636 | +1604.2% | 0.00% | – |
| Q1 2016 | $1,000 | – | 96 | – | 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% |