ION GEOPHYSICAL CORP's ticker is IO and the CUSIP is 462044207. A total of 81 filers reported holding ION GEOPHYSICAL CORP in Q2 2018. The put-call ratio across all filers is 0.09 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2019 | $129,000 | -55.4% | 16,000 | -20.0% | 0.02% | -56.6% |
| Q1 2019 | $289,000 | +16.1% | 20,000 | -58.3% | 0.05% | +1.9% |
| Q4 2018 | $249,000 | -58.9% | 48,000 | +23.1% | 0.05% | -49.5% |
| Q3 2018 | $606,000 | +38.7% | 39,000 | +116.7% | 0.10% | +32.1% |
| Q2 2018 | $437,000 | – | 18,000 | – | 0.08% | – |
Download | ||||||
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% |