| 1 |
Nantahala Capital Management, LLC |
3,132,384 |
6,296,000 |
39.86% |
|
|
| 2 |
PERKINS CAPITAL MANAGEMENT INC |
921,969 |
1,853,000 |
11.73% |
|
|
| 3 |
Broadfin Capital, LLC |
753,773 |
1,515,000 |
9.59% |
|
|
| 4 |
RENAISSANCE TECHNOLOGIES LLC |
550,537 |
1,107,000 |
7.01% |
|
|
| 5 |
VANGUARD GROUP INC |
502,111 |
1,009,000 |
6.39% |
|
|
| 6 |
Geduld E E |
371,547 |
747,000 |
4.73% |
|
|
| 7 |
DAFNA Capital Management LLC |
353,482 |
710,000 |
4.50% |
|
|
| 8 |
MILLENNIUM MANAGEMENT LLC |
182,797 |
367,000 |
2.32% |
|
|
| 9 |
GEODE CAPITAL MANAGEMENT, LLC |
181,971 |
365,000 |
2.31% |
|
|
| 10 |
BARD ASSOCIATES INC |
162,457 |
327,000 |
2.07% |
|
|
| 11 |
Manatuck Hill Partners, LLC |
125,000 |
251,000 |
1.59% |
|
|
| 12 |
Teton Advisors, Inc. |
115,000 |
231,000 |
1.46% |
|
|
| 13 |
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM |
78,217 |
157,000 |
0.99% |
|
|
| 14 |
ACROSPIRE INVESTMENT MANAGEMENT LLC |
55,776 |
112,000 |
0.71% |
|
|
| 15 |
BANK OF MONTREAL /CAN/ |
42,270 |
110,000 |
0.70% |
|
|
| 16 |
NORTHERN TRUST CORP |
54,147 |
109,000 |
0.69% |
|
|
| 17 |
Virtu KCG Holdings LLC |
31,496 |
63,000 |
0.40% |
|
|
| 18 |
DEUTSCHE BANK AG\ |
30,588 |
61,000 |
0.39% |
|
|
| 19 |
ACADIAN ASSET MANAGEMENT LLC |
24,535 |
50,000 |
0.32% |
|
|
| 20 |
DIMENSIONAL FUND ADVISORS LP |
23,491 |
47,000 |
0.30% |
|
|
| 21 |
BlackRock Institutional Trust Company, N.A. |
22,930 |
46,000 |
0.29% |
|
|
| 22 |
Spark Investment Management LLC |
22,300 |
44,000 |
0.28% |
|
|
| 23 |
GMT CAPITAL CORP |
21,360 |
43,000 |
0.27% |
|
|
| 24 |
FIRST MANHATTAN CO. LLC. |
21,370 |
42,000 |
0.27% |
|
|
| 25 |
Bank of New York Mellon Corp |
14,646 |
29,000 |
0.18% |
|
|
| 26 |
BROWN BROTHERS HARRIMAN & CO |
14,000 |
28,000 |
0.18% |
|
|
| 27 |
SEARLE & CO. |
10,000 |
20,000 |
0.13% |
|
|
| 28 |
BlackRock Fund Advisors |
7,250 |
15,000 |
0.09% |
|
|
| 29 |
BLACKROCK ADVISORS LLC |
6,713 |
13,000 |
0.08% |
|
|
| 30 |
Creative Planning |
3,633 |
7,000 |
0.04% |
|
|
| 31 |
Focused Wealth Management, Inc |
3,360 |
7,000 |
0.04% |
|
|
| 32 |
MORGAN STANLEY |
2,000 |
4,000 |
0.03% |
|
|
| 33 |
ROYAL BANK OF CANADA |
1,526 |
3,000 |
0.02% |
|
|
| 34 |
UBS Group AG |
1,382 |
3,000 |
0.02% |
|
|
| 35 |
MANUFACTURERS LIFE INSURANCE COMPANY, THE |
992 |
2,000 |
0.01% |
|
|
| 36 |
BANK OF AMERICA CORP /DE/ |
803 |
2,000 |
0.01% |
|
|
| 37 |
GLOBEFLEX CAPITAL L P |
176 |
0 |
0.00% |
|
|
| 38 |
NEXT Financial Group, Inc |
60 |
0 |
0.00% |
|
|
