| 1 |
RENAISSANCE TECHNOLOGIES LLC |
499,300 |
2,012,000 |
34.95% |
|
|
| 2 |
BRIDGEWAY CAPITAL MANAGEMENT, LLC |
285,045 |
1,149,000 |
19.96% |
|
|
| 3 |
Granite Investment Partners, LLC |
164,853 |
664,000 |
11.54% |
|
|
| 4 |
Friedberg Investment Management |
9,860 |
451,000 |
7.84% |
|
|
| 5 |
Spark Investment Management LLC |
110,500 |
444,000 |
7.71% |
|
|
| 6 |
BOGLE INVESTMENT MANAGEMENT L P /DE/ |
62,919 |
253,000 |
4.40% |
|
|
| 7 |
D. E. Shaw & Co., Inc. |
39,600 |
160,000 |
2.78% |
|
|
| 8 |
Rotella Capital Management, Inc. |
29,505 |
119,000 |
2.07% |
|
|
| 9 |
A.R.T. Advisors, LLC |
25,391 |
102,000 |
1.77% |
|
|
| 10 |
CITADEL ADVISORS LLC |
17,498 |
71,000 |
1.23% |
|
|
| 11 |
Virtu KCG Holdings LLC |
17,298 |
70,000 |
1.22% |
|
|
| 12 |
SUSQUEHANNA INTERNATIONAL GROUP, LLP |
15,000 |
60,000 |
1.04% |
Call |
|
| 13 |
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM |
12,300 |
54,000 |
0.94% |
|
|
| 14 |
MORGAN STANLEY |
11,313 |
45,000 |
0.78% |
|
|
| 15 |
SUSQUEHANNA INTERNATIONAL GROUP, LLP |
11,100 |
45,000 |
0.78% |
Put |
|
| 16 |
GROUP ONE TRADING LLC |
5,000 |
20,000 |
0.35% |
|
|
| 17 |
Parallax Volatility Advisers, L.P. |
2,900 |
12,000 |
0.21% |
Put |
|
| 18 |
Parallax Volatility Advisers, L.P. |
2,300 |
9,000 |
0.16% |
Call |
|
| 19 |
SIMPLEX TRADING, LLC |
1,982 |
7,000 |
0.12% |
|
|
| 20 |
Sunbelt Securities, Inc. |
1,043 |
4,203 |
0.07% |
|
|
| 21 |
CITIGROUP INC |
1,040 |
4,000 |
0.07% |
|
|
| 22 |
UBS Group AG |
200 |
1,000 |
0.02% |
|
|
