| BlackRock Institutional Trust Company, N.A. |
2,818,352 |
12.41 |
11,216 |
12/31/18 |
| Dimensional Fund Advisors, L.P. |
1,622,658 |
7.15 |
-10,122 |
12/31/18 |
| Gabelli Funds, LLC |
1,268,750 |
5.59 |
-53,150 |
3/12/19 |
| The Vanguard Group, Inc. |
1,187,310 |
5.23 |
52,496 |
12/31/18 |
| VSS-Southern Holdings LLC |
725,000 |
3.19 |
725,000 |
2/6/19 |
| Northern Trust Investments, Inc. |
576,336 |
2.54 |
546 |
12/31/18 |
| State Street Global Advisors (US) |
572,788 |
2.52 |
11,699 |
12/31/18 |
| Westwood Management Corp. (Texas) |
541,889 |
2.39 |
-147,062 |
12/31/18 |
| Lazard Asset Management, L.L.C. |
503,390 |
2.22 |
503,390 |
12/31/18 |
| Renaissance Technologies LLC |
448,094 |
1.97 |
46,514 |
12/31/18 |
