| 1 |
MPM ASSET MANAGEMENT LLC |
6,347,614 |
8,950,000 |
31.51% |
|
|
| 2 |
PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C. |
5,244,835 |
7,395,000 |
26.04% |
|
|
| 3 |
ONTARIO TEACHERS PENSION PLAN BOARD |
1,520,451 |
2,144,000 |
7.55% |
|
|
| 4 |
PERKINS CAPITAL MANAGEMENT INC |
1,484,300 |
2,093,000 |
7.37% |
|
|
| 5 |
JET CAPITAL INVESTORS L P |
1,435,692 |
2,024,000 |
7.13% |
|
|
| 6 |
VANGUARD GROUP INC |
1,262,008 |
1,780,000 |
6.27% |
|
|
| 7 |
Potomac Capital Management, Inc. |
690,622 |
974,000 |
3.43% |
|
|
| 8 |
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC |
572,950 |
808,000 |
2.84% |
|
|
| 9 |
BRIDGEWAY CAPITAL MANAGEMENT, LLC |
260,126 |
367,000 |
1.29% |
|
|
| 10 |
GEODE CAPITAL MANAGEMENT, LLC |
174,428 |
245,000 |
0.86% |
|
|
| 11 |
BlackRock Fund Advisors |
158,130 |
223,000 |
0.79% |
|
|
| 12 |
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM |
114,900 |
162,000 |
0.57% |
|
|
| 13 |
JACOBS LEVY EQUITY MANAGEMENT, INC |
113,973 |
161,000 |
0.57% |
|
|
| 14 |
J. Goldman & Co LP |
99,506 |
140,000 |
0.49% |
|
|
| 15 |
MORGAN STANLEY |
85,000 |
120,000 |
0.42% |
|
|
| 16 |
Walleye Trading LLC |
82,883 |
117,000 |
0.41% |
|
|
| 17 |
NORTHERN TRUST CORP |
80,194 |
113,000 |
0.40% |
|
|
| 18 |
GROUP ONE TRADING LLC |
68,994 |
97,000 |
0.34% |
|
|
| 19 |
Catalyst Capital Advisors LLC |
65,000 |
92,000 |
0.32% |
|
|
| 20 |
Rotella Capital Management, Inc. |
49,468 |
71,000 |
0.25% |
|
|
| 21 |
UBS AG |
47,496 |
67,000 |
0.24% |
|
|
| 22 |
Bank of New York Mellon Corp |
42,247 |
60,000 |
0.21% |
|
|
| 23 |
GUGGENHEIM CAPITAL LLC |
27,507 |
39,000 |
0.14% |
|
|
| 24 |
BlackRock Institutional Trust Company, N.A. |
25,944 |
37,000 |
0.13% |
|
|
| 25 |
BANK OF AMERICA CORP /DE/ |
24,675 |
35,000 |
0.12% |
|
|
| 26 |
STATE STREET CORP |
18,600 |
26,000 |
0.09% |
|
|
| 27 |
SUSQUEHANNA INTERNATIONAL GROUP, LLP |
11,000 |
16,000 |
0.06% |
Call |
|
| 28 |
BlackRock Investment Management, LLC |
7,760 |
11,000 |
0.04% |
|
|
| 29 |
UBS AG |
6,400 |
9,000 |
0.03% |
Call |
|
| 30 |
CITADEL ADVISORS LLC |
5,167 |
7,000 |
0.02% |
|
|
| 31 |
CITIGROUP INC |
3,500 |
5,000 |
0.02% |
|
|
| 32 |
MANUFACTURERS LIFE INSURANCE COMPANY, THE |
2,606 |
4,000 |
0.01% |
|
|
| 33 |
UBS AG |
2,000 |
3,000 |
0.01% |
Put |
|
| 34 |
Creative Planning |
2,000 |
3,000 |
0.01% |
|
|
| 35 |
BNP PARIBAS FINANCIAL MARKETS |
922 |
1,300 |
0.00% |
|
|
| 36 |
GLOBEFLEX CAPITAL L P |
893 |
1,000 |
0.00% |
|
|
| 37 |
ROYAL BANK OF CANADA |
1,012 |
1,000 |
0.00% |
|
|
| 38 |
Tower Research Capital LLC (TRC) |
452 |
1,000 |
0.00% |
|
|
| 39 |
AMERICAN INTERNATIONAL GROUP, INC. |
300 |
423 |
0.00% |
|
|
| 40 |
WFG Advisors, LP |
20 |
0 |
0.00% |
|
|
| 41 |
BARCLAYS PLC |
21 |
0 |
0.00% |
|
|
