| 1 |
AWM Investment Company, Inc. |
550,000 |
10,285,000 |
15.26% |
|
|
| 2 |
WADDELL & REED FINANCIAL INC |
530,000 |
9,911,000 |
14.70% |
|
|
| 3 |
FRED ALGER MANAGEMENT, LLC |
484,233 |
9,055,000 |
13.43% |
|
|
| 4 |
DRIEHAUS CAPITAL MANAGEMENT LLC |
336,041 |
6,284,000 |
9.32% |
|
|
| 5 |
NEXT CENTURY GROWTH INVESTORS LLC |
276,055 |
5,162,000 |
7.66% |
|
|
| 6 |
WALL STREET ASSOCIATES |
250,000 |
4,675,000 |
6.94% |
|
|
| 7 |
RTW INVESTMENTS, LP |
227,599 |
4,256,000 |
6.31% |
|
|
| 8 |
WASATCH ADVISORS LP |
130,000 |
2,431,000 |
3.61% |
|
|
| 9 |
BlackRock Fund Advisors |
111,581 |
2,087,000 |
3.10% |
|
|
| 10 |
PERRITT CAPITAL MANAGEMENT INC |
110,575 |
2,068,000 |
3.07% |
|
|
| 11 |
PERKINS CAPITAL MANAGEMENT INC |
96,961 |
1,813,000 |
2.69% |
|
|
| 12 |
Spark Investment Management LLC |
80,100 |
1,497,000 |
2.22% |
|
|
| 13 |
BLAIR WILLIAM & CO/IL |
69,863 |
1,306,000 |
1.94% |
|
|
| 14 |
Informed Momentum Co LLC |
62,793 |
1,174,000 |
1.74% |
|
|
| 15 |
KORNITZER CAPITAL MANAGEMENT INC /KS |
60,000 |
1,122,000 |
1.66% |
|
|
| 16 |
GEODE CAPITAL MANAGEMENT, LLC |
59,412 |
1,111,000 |
1.65% |
|
|
| 17 |
MARSHALL WACE, LLP |
28,028 |
524,000 |
0.78% |
|
|
| 18 |
VANGUARD GROUP INC |
23,038 |
430,000 |
0.64% |
|
|
| 19 |
STATE STREET CORP |
22,400 |
418,000 |
0.62% |
|
|
| 20 |
MILLENNIUM MANAGEMENT LLC |
15,300 |
286,000 |
0.42% |
|
|
| 21 |
GOLDMAN SACHS GROUP INC |
12,133 |
227,000 |
0.34% |
|
|
| 22 |
NORTHERN TRUST CORP |
11,749 |
220,000 |
0.33% |
|
|
| 23 |
Virtu KCG Holdings LLC |
10,187 |
190,000 |
0.28% |
|
|
| 24 |
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM |
8,800 |
165,000 |
0.24% |
|
|
| 25 |
TIAA CREF INVESTMENT MANAGEMENT LLC |
7,470 |
140,000 |
0.21% |
|
|
| 26 |
BlackRock Institutional Trust Company, N.A. |
6,166 |
115,000 |
0.17% |
|
|
| 27 |
MORGAN STANLEY |
4,785 |
90,000 |
0.13% |
|
|
| 28 |
TEACHERS ADVISORS, LLC |
4,410 |
82,000 |
0.12% |
|
|
| 29 |
PIPER SANDLER & CO. |
3,623 |
68,000 |
0.10% |
|
|
| 30 |
Cupps Capital Management, LLC |
2,500 |
46,000 |
0.07% |
|
|
| 31 |
BlackRock Investment Management, LLC |
2,339 |
44,000 |
0.07% |
|
|
| 32 |
Tower Research Capital LLC (TRC) |
2,287 |
43,000 |
0.06% |
|
|
| 33 |
UBS Group AG |
1,252 |
24,000 |
0.04% |
|
|
| 34 |
STRS OHIO |
1,300 |
24,000 |
0.04% |
|
|
| 35 |
FNY Managed Accounts LLC |
500 |
9,350 |
0.01% |
|
|
| 36 |
CITIGROUP INC |
341 |
6,000 |
0.01% |
|
|
| 37 |
THOMPSON DAVIS & CO., INC. |
250 |
5,000 |
0.01% |
|
|
| 38 |
BANK OF AMERICA CORP /DE/ |
145 |
3,000 |
0.00% |
|
|
| 39 |
ROYAL BANK OF CANADA |
100 |
2,000 |
0.00% |
|
|
| 40 |
ADVISOR GROUP, INC. |
68 |
1,000 |
0.00% |
|
|
