| 1 |
Granahan Investment Management, LLC |
1,240,000 |
3,001,000 |
32.05% |
|
|
| 2 |
WELLINGTON MANAGEMENT GROUP LLP |
599,418 |
1,463,000 |
15.62% |
|
|
| 3 |
PERRITT CAPITAL MANAGEMENT INC |
535,000 |
1,295,000 |
13.83% |
|
|
| 4 |
North Star Investment Management Corp. |
429,056 |
1,038,000 |
11.08% |
|
|
| 5 |
HUNTER ASSOCIATES INVESTMENT MANAGEMENT LLC |
339,700 |
822,000 |
8.78% |
|
|
| 6 |
Coe Capital Management, LLC |
313,167 |
758,000 |
8.09% |
|
|
| 7 |
MARATHON CAPITAL MANAGEMENT |
59,479 |
144,000 |
1.54% |
|
|
| 8 |
ROYCE & ASSOCIATES LP |
58,500 |
143,000 |
1.53% |
|
|
| 9 |
Skylands Capital, LLC |
54,500 |
132,000 |
1.41% |
|
|
| 10 |
Grandeur Peak Global Advisors, LLC |
51,200 |
124,000 |
1.32% |
|
|
| 11 |
FMR LLC |
37,400 |
91,000 |
0.97% |
|
|
| 12 |
CITADEL ADVISORS LLC |
26,667 |
65,000 |
0.69% |
|
|
| 13 |
Commonwealth Equity Services, Inc |
21,928 |
53,000 |
0.57% |
|
|
| 14 |
Weiss Asset Management LP |
19,075 |
47,000 |
0.50% |
|
|
| 15 |
AMERICAN INTERNATIONAL GROUP, INC. |
19,300 |
46,706 |
0.50% |
|
|
| 16 |
Spark Investment Management LLC |
16,300 |
39,000 |
0.42% |
|
|
| 17 |
NATIXIS |
14,000 |
34,000 |
0.36% |
|
|
| 18 |
BARD ASSOCIATES INC |
10,000 |
24,000 |
0.26% |
|
|
| 19 |
Sequoia Financial Advisors, LLC |
10,000 |
24,000 |
0.26% |
|
|
| 20 |
UBS AG |
8,594 |
21,000 |
0.22% |
|
|
