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 | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $20,000 | -71.0% | 23,337 | -70.3% | 0.00% | – |
| Q4 2021 | $69,000 | -2.8% | 78,603 | +158.1% | 0.00% | – |
| Q2 2020 | $71,000 | +373.3% | 30,450 | +153.1% | 0.00% | – |
| Q1 2020 | $15,000 | -88.4% | 12,030 | -19.2% | 0.00% | – |
| Q4 2019 | $129,000 | +7.5% | 14,896 | +13.5% | 0.00% | – |
| Q3 2019 | $120,000 | -52.6% | 13,128 | -58.2% | 0.00% | – |
| Q2 2019 | $253,000 | -21.7% | 31,387 | +136.3% | 0.00% | – |
| Q2 2018 | $323,000 | -91.2% | 13,285 | -90.2% | 0.00% | -100.0% |
| Q1 2018 | $3,661,000 | +3029.1% | 135,098 | +998.1% | 0.00% | – |
| Q3 2017 | $117,000 | +4.5% | 12,303 | -52.4% | 0.00% | – |
| Q2 2017 | $112,000 | -60.1% | 25,825 | -55.4% | 0.00% | – |
| Q1 2017 | $281,000 | -55.7% | 57,892 | -45.2% | 0.00% | – |
| Q4 2016 | $634,000 | +260.2% | 105,632 | +384.9% | 0.00% | – |
| Q1 2016 | $176,000 | – | 21,786 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GSA CAPITAL PARTNERS LLP | 54,182 | $132,000 | 0.02% |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 77,400 | $188,000 | 0.00% |
| Renaissance Technologies | 1,004,267 | $2,440,000 | 0.00% |
| SeaCrest Wealth Management, LLC | 10,000 | $24,000 | 0.00% |
| FARMERS & MERCHANTS INVESTMENTS INC | 20,763 | $50,000 | 0.00% |
| Neuberger Berman Group LLC | 284,018 | $690,000 | 0.00% |
| ACADIAN ASSET MANAGEMENT LLC | 79,526 | $193,000 | 0.00% |
| SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC | 17,876 | $43,000 | 0.00% |
| DEUTSCHE BANK AG\ | 300,000 | $729,000 | 0.00% |
| MORGAN STANLEY | 747 | $2,000 | 0.00% |