ION GEOPHYSICAL CORP's ticker is IO and the CUSIP is 462044207. A total of 54 filers reported holding ION GEOPHYSICAL CORP in Q3 2019. The put-call ratio across all filers is 0.45 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2020 | $86,000 | -44.9% | 36,768 | -70.1% | 0.00% | -50.0% |
| Q1 2020 | $156,000 | -36.6% | 122,949 | +333.1% | 0.00% | 0.0% |
| Q4 2019 | $246,000 | +28.1% | 28,385 | +34.5% | 0.00% | 0.0% |
| Q3 2019 | $192,000 | -56.6% | 21,100 | -25.8% | 0.00% | -66.7% |
| Q3 2018 | $442,000 | -50.3% | 28,449 | -22.2% | 0.01% | -57.1% |
| Q2 2018 | $889,000 | -4.3% | 36,584 | +6.7% | 0.01% | -6.7% |
| Q1 2018 | $929,000 | +46.1% | 34,284 | +6.5% | 0.02% | +36.4% |
| Q4 2017 | $636,000 | +136.4% | 32,184 | +13.8% | 0.01% | +120.0% |
| Q3 2017 | $269,000 | +51.1% | 28,284 | -31.0% | 0.01% | +25.0% |
| Q2 2017 | $178,000 | +64.8% | 40,988 | +83.3% | 0.00% | +100.0% |
| Q1 2017 | $108,000 | -71.6% | 22,359 | -64.7% | 0.00% | -71.4% |
| Q4 2016 | $380,000 | -17.0% | 63,330 | -5.3% | 0.01% | -12.5% |
| Q3 2016 | $458,000 | +46.8% | 66,849 | +33.4% | 0.01% | +33.3% |
| Q2 2016 | $312,000 | -28.6% | 50,123 | -7.2% | 0.01% | -33.3% |
| Q1 2016 | $437,000 | – | 54,029 | – | 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% |