ION GEOPHYSICAL CORP's ticker is IO and the CUSIP is 462044207. A total of 44 filers reported holding ION GEOPHYSICAL CORP in Q1 2020. The put-call ratio across all filers is 0.73 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2019 | $763,000 | +13.2% | 87,940 | +19.0% | 0.64% | +26.0% |
| Q3 2019 | $674,000 | +36.4% | 73,913 | +20.4% | 0.51% | +66.2% |
| Q2 2019 | $494,000 | +62.0% | 61,405 | +190.6% | 0.30% | +144.0% |
| Q1 2019 | $305,000 | -77.4% | 21,128 | -62.0% | 0.12% | -66.2% |
| Q2 2018 | $1,350,000 | -70.1% | 55,565 | -66.7% | 0.37% | -41.2% |
| Q1 2018 | $4,515,000 | +625.9% | 166,613 | +428.9% | 0.63% | +738.7% |
| Q4 2017 | $622,000 | +828.4% | 31,500 | +126.6% | 0.08% | +837.5% |
| Q1 2017 | $67,000 | – | 13,900 | – | 0.01% | – |
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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% |