| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | Impax Asset Management Ian Simm | 682,761 | $335,058,431 | -17% | 2.34% |
| 2. | Citadel Investment Group Ken Griffin | 495,392 | $243,108,670 | +4084% | 0.04% |
| 3. | Select Equity Group Robert Joseph Caruso | 374,337 | $183,702,139 | 0.94% | |
| 4. | Arrowstreet Capital Peter Rathjens, Bruce Clarke And John Campbell | 270,358 | $132,675,485 | -9% | 0.07% |
| 5. | Adage Capital Management Phill Gross And Robert Atchinson | 216,567 | $106,278,090 | -56% | 0.16% |