| 1 |
Nantahala Capital Management, LLC |
2,594,766 |
3,347,000 |
28.93% |
|
|
| 2 |
Amici Capital, LLC |
1,234,900 |
1,593,000 |
13.77% |
|
|
| 3 |
PERKINS CAPITAL MANAGEMENT INC |
1,139,854 |
1,470,000 |
12.70% |
|
|
| 4 |
ORBIMED ADVISORS LLC |
990,745 |
1,278,000 |
11.04% |
|
|
| 5 |
PERCEPTIVE ADVISORS LLC |
673,257 |
869,000 |
7.51% |
|
|
| 6 |
VANGUARD GROUP INC |
511,489 |
660,000 |
5.70% |
|
|
| 7 |
DAFNA Capital Management LLC |
351,781 |
454,000 |
3.92% |
|
|
| 8 |
RENAISSANCE TECHNOLOGIES LLC |
306,563 |
395,000 |
3.41% |
|
|
| 9 |
DEUTSCHE BANK AG\ |
234,399 |
302,000 |
2.61% |
|
|
| 10 |
BARD ASSOCIATES INC |
187,005 |
241,000 |
2.08% |
|
|
| 11 |
Teton Advisors, Inc. |
123,525 |
159,000 |
1.37% |
|
|
| 12 |
Geduld E E |
122,176 |
158,000 |
1.37% |
|
|
| 13 |
DIMENSIONAL FUND ADVISORS LP |
107,289 |
138,000 |
1.19% |
|
|
| 14 |
BlackRock Fund Advisors |
80,048 |
103,000 |
0.89% |
|
|
| 15 |
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM |
78,217 |
101,000 |
0.87% |
|
|
| 16 |
GEODE CAPITAL MANAGEMENT, LLC |
55,091 |
71,000 |
0.61% |
|
|
| 17 |
NORTHERN TRUST CORP |
28,415 |
36,000 |
0.31% |
|
|
| 18 |
BlackRock Institutional Trust Company, N.A. |
22,930 |
30,000 |
0.26% |
|
|
| 19 |
FIRST MANHATTAN CO. LLC. |
21,920 |
28,000 |
0.24% |
|
|
| 20 |
Virtu KCG Holdings LLC |
16,856 |
22,000 |
0.19% |
|
|
| 21 |
Bank of New York Mellon Corp |
16,558 |
21,000 |
0.18% |
|
|
| 22 |
BROWN BROTHERS HARRIMAN & CO |
14,000 |
18,000 |
0.16% |
|
|
| 23 |
CITADEL ADVISORS LLC |
14,184 |
18,000 |
0.16% |
|
|
| 24 |
BLACKROCK ADVISORS LLC |
13,771 |
18,000 |
0.16% |
|
|
| 25 |
SEARLE & CO. |
10,000 |
12,000 |
0.10% |
|
|
| 26 |
Tower Research Capital LLC (TRC) |
8,100 |
11,000 |
0.10% |
|
|
| 27 |
Creative Planning |
3,633 |
5,000 |
0.04% |
|
|
| 28 |
BlackRock Investment Management, LLC |
3,962 |
5,000 |
0.04% |
|
|
| 29 |
Focused Wealth Management, Inc |
3,360 |
4,000 |
0.03% |
|
|
| 30 |
ROYAL BANK OF CANADA |
1,226 |
2,000 |
0.02% |
|
|
| 31 |
UBS Group AG |
821 |
1,000 |
0.01% |
|
|
| 32 |
MANUFACTURERS LIFE INSURANCE COMPANY, THE |
992 |
1,000 |
0.01% |
|
|
| 33 |
NEXT Financial Group, Inc |
60 |
0 |
0.00% |
|
|
| 34 |
CITIGROUP INC |
40 |
0 |
0.00% |
|
|
| 35 |
MORGAN STANLEY |
45 |
0 |
0.00% |
|
|
| 36 |
AMERICAN INTERNATIONAL GROUP, INC. |
260 |
0 |
0.00% |
|
|
