ION GEOPHYSICAL CORP's ticker is IO and the CUSIP is 462044207. A total of 61 filers reported holding ION GEOPHYSICAL CORP in Q2 2019. The put-call ratio across all filers is 0.13 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2021 | $3,000 | -40.0% | 2,321 | 0.0% | 0.00% | – |
| Q2 2021 | $5,000 | 0.0% | 2,321 | 0.0% | 0.00% | – |
| Q1 2021 | $5,000 | +66.7% | 2,321 | 0.0% | 0.00% | – |
| Q3 2020 | $3,000 | -40.0% | 2,321 | 0.0% | 0.00% | – |
| Q2 2020 | $5,000 | +66.7% | 2,321 | 0.0% | 0.00% | – |
| Q1 2020 | $3,000 | -66.7% | 2,321 | +118.8% | 0.00% | -100.0% |
| Q4 2019 | $9,000 | +50.0% | 1,061 | +50.5% | 0.00% | – |
| Q3 2019 | $6,000 | +50.0% | 705 | +38.8% | 0.00% | – |
| Q2 2019 | $4,000 | -33.3% | 508 | +30.9% | 0.00% | – |
| Q1 2019 | $6,000 | – | 388 | – | 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% |