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 | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $12,000 | -81.0% | 13,923 | -80.7% | 0.00% | -83.3% |
| Q4 2021 | $63,000 | +6.8% | 72,158 | +63.8% | 0.01% | +20.0% |
| Q3 2021 | $59,000 | +55.3% | 44,041 | +147.3% | 0.01% | +66.7% |
| Q1 2021 | $38,000 | +15.2% | 17,811 | +27.9% | 0.00% | -25.0% |
| Q2 2020 | $33,000 | -64.1% | 13,923 | +21.5% | 0.00% | -20.0% |
| Q2 2019 | $92,000 | -8.9% | 11,460 | +7.5% | 0.01% | 0.0% |
| Q3 2017 | $101,000 | – | 10,662 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Alambic Investment Management, L.P. | 73,913 | $674,000 | 0.51% |
| Gates Capital Management | 539,855 | $4,923,000 | 0.21% |
| Spark Investment Management LLC | 100,000 | $912,000 | 0.12% |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 130,216 | $1,188,000 | 0.02% |
| Squarepoint Ops LLC | 98,634 | $900,000 | 0.01% |
| Quantamental Technologies LLC | 2,371 | $22,000 | 0.01% |
| Renaissance Technologies | 901,519 | $8,222,000 | 0.01% |
| ROYCE & ASSOCIATES LP | 71,880 | $656,000 | 0.01% |
| Neuberger Berman Group LLC | 480,187 | $4,377,000 | 0.01% |
| ACADIAN ASSET MANAGEMENT LLC | 106,808 | $974,000 | 0.00% |