| 1 |
Amici Capital, LLC |
1,750,000 |
2,170,000 |
20.69% |
|
|
| 2 |
PERKINS CAPITAL MANAGEMENT INC |
1,244,597 |
1,543,000 |
14.71% |
|
|
| 3 |
Nantahala Capital Management, LLC |
1,285,790 |
1,524,000 |
14.53% |
|
|
| 4 |
ORBIMED ADVISORS LLC |
990,745 |
1,229,000 |
11.72% |
|
|
| 5 |
PERCEPTIVE ADVISORS LLC |
673,257 |
835,000 |
7.96% |
|
|
| 6 |
VANGUARD GROUP INC |
511,517 |
634,000 |
6.05% |
|
|
| 7 |
Rothschild Capital Partners, LLC |
386,276 |
479,000 |
4.57% |
|
|
| 8 |
DAFNA Capital Management LLC |
351,781 |
436,000 |
4.16% |
|
|
| 9 |
RENAISSANCE TECHNOLOGIES LLC |
282,363 |
350,000 |
3.34% |
|
|
| 10 |
BARD ASSOCIATES INC |
209,234 |
259,000 |
2.47% |
|
|
| 11 |
DIMENSIONAL FUND ADVISORS LP |
125,178 |
155,000 |
1.48% |
|
|
| 12 |
Teton Advisors, Inc. |
123,525 |
153,000 |
1.46% |
|
|
| 13 |
Geduld E E |
122,176 |
153,000 |
1.46% |
|
|
| 14 |
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM |
78,217 |
97,000 |
0.92% |
|
|
| 15 |
BlackRock Fund Advisors |
77,352 |
96,000 |
0.92% |
|
|
| 16 |
GEODE CAPITAL MANAGEMENT, LLC |
55,091 |
68,000 |
0.65% |
|
|
| 17 |
DEUTSCHE BANK AG\ |
42,000 |
52,000 |
0.50% |
|
|
| 18 |
NORTHERN TRUST CORP |
28,415 |
35,000 |
0.33% |
|
|
| 19 |
BlackRock Institutional Trust Company, N.A. |
22,930 |
28,000 |
0.27% |
|
|
| 20 |
FIRST MANHATTAN CO. LLC. |
23,070 |
28,000 |
0.27% |
|
|
| 21 |
Focused Wealth Management, Inc |
17,778 |
22,000 |
0.21% |
|
|
| 22 |
WHITE PINE CAPITAL LLC |
17,525 |
22,000 |
0.21% |
|
|
| 23 |
Bank of New York Mellon Corp |
16,558 |
21,000 |
0.20% |
|
|
| 24 |
CITADEL ADVISORS LLC |
15,817 |
20,000 |
0.19% |
|
|
| 25 |
BLACKROCK ADVISORS LLC |
13,771 |
17,000 |
0.16% |
|
|
| 26 |
BROWN BROTHERS HARRIMAN & CO |
14,000 |
17,000 |
0.16% |
|
|
| 27 |
Virtu KCG Holdings LLC |
10,443 |
13,000 |
0.12% |
|
|
| 28 |
SEARLE & CO. |
10,000 |
12,000 |
0.11% |
|
|
| 29 |
UBS Group AG |
5,955 |
7,000 |
0.07% |
|
|
| 30 |
BlackRock Investment Management, LLC |
3,962 |
5,000 |
0.05% |
|
|
| 31 |
Creative Planning |
3,633 |
5,000 |
0.05% |
|
|
| 32 |
ROYAL BANK OF CANADA |
1,226 |
2,000 |
0.02% |
|
|
| 33 |
MANUFACTURERS LIFE INSURANCE COMPANY, THE |
992 |
1,000 |
0.01% |
|
|
| 34 |
NEXT Financial Group, Inc |
60 |
0 |
0.00% |
|
|
| 35 |
CITIGROUP INC |
40 |
0 |
0.00% |
|
|
| 36 |
AMERICAN INTERNATIONAL GROUP, INC. |
260 |
0 |
0.00% |
|
|
