ION GEOPHYSICAL CORP's ticker is IO and the CUSIP is 462044207. A total of 37 filers reported holding ION GEOPHYSICAL CORP in Q3 2021. The put-call ratio across all filers is 0.11 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $28,000 | +460.0% | 32,495 | +528.0% | 0.00% | – |
| Q4 2021 | $5,000 | -82.8% | 5,174 | -76.6% | 0.00% | – |
| Q3 2021 | $29,000 | -93.2% | 22,143 | -89.1% | 0.00% | – |
| Q2 2021 | $425,000 | -2.7% | 203,374 | -0.5% | 0.00% | – |
| Q1 2021 | $437,000 | +3021.4% | 204,325 | +3422.2% | 0.00% | – |
| Q4 2020 | $14,000 | +75.0% | 5,801 | +9.3% | 0.00% | – |
| Q3 2020 | $8,000 | -46.7% | 5,307 | -20.1% | 0.00% | – |
| Q2 2020 | $15,000 | +114.3% | 6,640 | +25.1% | 0.00% | – |
| Q1 2020 | $7,000 | -89.1% | 5,307 | -28.0% | 0.00% | – |
| Q4 2019 | $64,000 | +30.6% | 7,375 | +37.4% | 0.00% | – |
| Q3 2019 | $49,000 | +58.1% | 5,369 | +39.1% | 0.00% | – |
| Q2 2019 | $31,000 | -50.8% | 3,861 | -11.0% | 0.00% | – |
| Q1 2019 | $63,000 | +85.3% | 4,337 | -34.1% | 0.00% | – |
| Q4 2018 | $34,000 | -67.9% | 6,582 | -3.2% | 0.00% | – |
| Q3 2018 | $106,000 | +11.6% | 6,799 | +73.9% | 0.00% | – |
| Q2 2018 | $95,000 | +18.8% | 3,910 | +31.9% | 0.00% | – |
| Q1 2018 | $80,000 | -8.0% | 2,965 | -32.6% | 0.00% | – |
| Q4 2017 | $87,000 | +85.1% | 4,401 | -11.8% | 0.00% | – |
| Q3 2017 | $47,000 | +56.7% | 4,992 | -28.7% | 0.00% | – |
| Q2 2017 | $30,000 | +172.7% | 6,999 | +199.7% | 0.00% | – |
| Q1 2017 | $11,000 | -21.4% | 2,335 | +0.1% | 0.00% | – |
| Q4 2016 | $14,000 | -12.5% | 2,333 | 0.0% | 0.00% | – |
| Q3 2016 | $16,000 | 0.0% | 2,333 | -6.4% | 0.00% | – |
| Q2 2016 | $16,000 | -15.8% | 2,492 | +6.8% | 0.00% | – |
| Q1 2016 | $19,000 | – | 2,333 | – | 0.00% | – |
Download | ||||||
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% |