| No. | Hedge Fund | Shares | Value (x$1000) | Activity | % Port |
|---|---|---|---|---|---|
| 1.) | Ayer Capital Management Jay Venkatesen |
567,713 | $10,889 | -9% |
5.7% |
| 2.) | Dafna Capital Management Nathan Fischel |
172,215 | $3,303 | -11% |
5.19% |
| 3.) | Sectoral Asset Management J�R�Me Pfund And Michael Sj�Str�M |
4,000,258 | $76,725 | -15% |
2.68% |
| 4.) | Bennett Lawrence Management Van Schreiber |
343,585 | $6,590 | +810% |
1.31% |
| 5.) | Baker Bros. Advisors Julian Baker And Felix Baker |
2,129,070 | $40,836 | -62% |
1.06% |
| 6.) | Third Point Dan Loeb |
2,500,000 | $47,950 | +85% |
0.87% |
| 7.) | Driehaus Capital Richard Driehaus |
474,231 | $9,096 | +8% |
0.34% |
| 8.) | Sac Capital Advisors Steven Cohen |
2,001,688 | $38,392 | -59% |
0.18% |
| 9.) | Clough Capital Partners Charles Clough |
265,100 | $5,085 |  |
0.16% |
| 10.) | Ellington Mike Vranos |
44,700 | $857 | +166% |
0.16% |
| 11.) | Columbus Circle Investors Donald Chiboucis |
845,509 | $16,217 | +169% |
0.13% |
| 12.) | Sigma Capital Management Sac Subsidiary |
116,215 | $2,229 | +110% |
0.11% |
| 13.) | Adage Capital Management Phill Gross And Robert Atchinson |
1,605,548 | $30,794 | +30% |
0.11% |
| 14.) | Hbk Investments David Costen Haley |
64,800 | $1,243 | |
0.02% |
| 15.) | Platinum Asset Management Kerr Neilson |
35,300 | $677 |  |
0.01% |
| 16.) | Aqr Capital Management Cliff Asness |
63,598 | $1,220 | +90% |
0% |
| 17.) | 97,100 | $1,862 | -44% |
0% | |
| 18.) | 81,600 | $1,565 | +111% |
0% | |
| 19.) | Citadel Investment Group Ken Griffin |
256,551 | $4,920 | +92% |
0% |
| 20.) | Ridgeback Capital Management Wayne Holman |
0 | $0 |  |
0% |
| Insider | Price | Amount | Relationship | Remaning Holdings | Date | Form 4 |
|---|---|---|---|---|---|---|
| $3.70 | 3,000 | Officer | 3,000 | 2010-10-26 | Filing | |
| $3.70 | 10,000 | Officer | 117,437 | 2010-10-26 | Filing | |
| $1.75 | 1,714,286 | Director | 1,714,286 | 2009-08-04 | Filing | |
| $1.75 | 5,714 | Officer | 5,714 | 2009-08-04 | Filing |
| Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
|---|---|---|---|---|---|---|
| $18.14 | 2,700 | Director | 16,657 | 2013-05-15 | Filing | |
| $18.22 | 37,098 | Director | 1,516,837 | 2013-05-15 | Filing | |
| $18.00 | 2,700 | Director | 19,357 | 2013-05-14 | Filing | |
| $18.01 | 50,000 | Director | 1,553,935 | 2013-05-14 | Filing | |
| $18.00 | 5,400 | Director | 22,057 | 2013-04-17 | Filing |
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