| 1 |
Sio Capital Management, LLC |
1,222,260 |
5,133,000 |
46.93% |
|
|
| 2 |
MARSHALL WACE, LLP |
487,104 |
2,046,000 |
18.71% |
|
|
| 3 |
VANGUARD GROUP INC |
251,382 |
1,056,000 |
9.66% |
|
|
| 4 |
BARD ASSOCIATES INC |
176,575 |
742,000 |
6.78% |
|
|
| 5 |
Walleye Trading LLC |
94,962 |
399,000 |
3.65% |
|
|
| 6 |
PURA VIDA INVESTMENTS, LLC |
80,500 |
337,000 |
3.08% |
|
|
| 7 |
Lombard Odier Asset Management (USA) Corp |
50,000 |
210,000 |
1.92% |
|
|
| 8 |
BlackRock Fund Advisors |
43,103 |
181,000 |
1.65% |
|
|
| 9 |
GEODE CAPITAL MANAGEMENT, LLC |
41,564 |
174,000 |
1.59% |
|
|
| 10 |
GOLDMAN SACHS GROUP INC |
27,331 |
115,000 |
1.05% |
|
|
| 11 |
MIZUHO SECURITIES USA LLC |
20,800 |
87,000 |
0.80% |
|
|
| 12 |
US BANCORP \DE\ |
17,385 |
73,000 |
0.67% |
|
|
| 13 |
SUSQUEHANNA INTERNATIONAL GROUP, LLP |
16,401 |
69,000 |
0.63% |
|
|
| 14 |
NORTHERN TRUST CORP |
15,743 |
66,000 |
0.60% |
|
|
| 15 |
Bank of New York Mellon Corp |
13,245 |
56,000 |
0.51% |
|
|
| 16 |
Geduld E E |
10,000 |
42,000 |
0.38% |
|
|
| 17 |
BlackRock Institutional Trust Company, N.A. |
6,918 |
29,000 |
0.27% |
|
|
| 18 |
BLACKROCK ADVISORS LLC |
4,970 |
21,000 |
0.19% |
|
|
| 19 |
WFG Advisors, LP |
4,000 |
17,000 |
0.16% |
|
|
| 20 |
Allworth Financial LP |
3,530 |
15,000 |
0.14% |
|
|
| 21 |
AMERICAN INTERNATIONAL GROUP, INC. |
3,400 |
14,280 |
0.13% |
|
|
| 22 |
UBS Group AG |
3,366 |
14,000 |
0.13% |
|
|
| 23 |
CITIGROUP INC |
3,000 |
13,000 |
0.12% |
|
|
| 24 |
MORGAN STANLEY |
2,761 |
12,000 |
0.11% |
|
|
| 25 |
BlackRock Investment Management, LLC |
2,253 |
9,000 |
0.08% |
|
|
| 26 |
Lehman Financial Resources, Inc. |
1,000 |
4,000 |
0.04% |
|
|
| 27 |
Tower Research Capital LLC (TRC) |
368 |
2,000 |
0.02% |
|
|
| 28 |
MANUFACTURERS LIFE INSURANCE COMPANY, THE |
201 |
1,000 |
0.01% |
|
|
| 29 |
ROYAL BANK OF CANADA |
109 |
0 |
0.00% |
|
|
