Ion Geophysical Corp (IO) - Hedge Fund Holdings
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| No. | Hedge Fund | Shares | Value (x$1000) | Activity | % Port |
|---|---|---|---|---|---|
| 1. | Renaissance Technologies Jim Simons | 1,049,467 | $1,574 | -3% | 0% |
| 2. | Millennium Management Israel Englander | 23,722 | $36 | -23% | 0% |
| 3. | Arrowstreet Capital Peter Rathjens, Bruce Clarke And John Campbell | 18,089 | $27 | -43% | 0% |
| 4. | Two Sigma Advisors John Overdeck And David Siegel | 0 | $0 | 0% | |
| 5. | Citadel Investment Group Ken Griffin | 0 | $0 | 0% |
Billionaire Hedge Funds
