| BlackRock Institutional Trust Company, N.A. |
15,399,348 |
6.72 |
1,674,641 |
6/30/20 |
| The Vanguard Group, Inc. |
10,779,291 |
4.70 |
678,187 |
6/30/20 |
| Mann (Alfred E) |
9,284,558 |
4.05 |
365,558 |
3/16/20 |
| Fidelity Management & Research Company LLC |
4,943,364 |
2.16 |
202 |
6/30/20 |
| Morgan Stanley & Co. LLC |
3,941,897 |
1.72 |
3,470,132 |
6/30/20 |
| State Street Global Advisors (US) |
3,827,419 |
1.67 |
418,629 |
6/30/20 |
| Emerald Advisers LLC |
3,370,000 |
1.47 |
3,370,000 |
6/30/20 |
| Geode Capital Management, L.L.C. |
2,962,327 |
1.29 |
276,044 |
6/30/20 |
| Millennium Management LLC |
2,780,026 |
1.21 |
2,079,719 |
6/30/20 |
| Northern Trust Investments, Inc. |
2,071,852 |
0.90 |
19,852 |
6/30/20 |
| Heights Capital Management, Inc. |
1,808,190 |
0.79 |
1,808,190 |
6/30/20 |
| Two Sigma Investments, LP |
1,427,967 |
0.62 |
1,399,508 |
6/30/20 |
| Charles Schwab Investment Management, Inc. |
1,336,871 |
0.58 |
144,362 |
6/30/20 |
| Susquehanna International Group, LLP |
1,234,566 |
0.54 |
354,932 |
6/30/20 |
| BlackRock Investment Management, LLC |
926,206 |
0.40 |
223,880 |
6/30/20 |
| Nuveen LLC |
781,996 |
0.34 |
-135,601 |
6/30/20 |
| Renaissance Technologies LLC |
762,715 |
0.33 |
762,715 |
6/30/20 |
| Scopia Capital Management LP |
694,961 |
0.30 |
694,961 |
6/30/20 |
| Principal Funds, Inc. |
681,986 |
0.30 |
66,614 |
9/30/20 |
| DuPont Capital Management Corporation |
660,000 |
0.29 |
7,600 |
6/30/20 |
| Bruce & Company, Inc. |
635,094 |
0.28 |
459,371 |
6/30/20 |
| Parkman Healthcare Partners LLC |
551,117 |
0.24 |
-350,000 |
6/30/20 |
| Kocinsky (Joseph) |
538,636 |
0.24 |
364,000 |
8/27/20 |
| BlackRock Financial Management, Inc. |
528,673 |
0.23 |
104,186 |
6/30/20 |
| BNY Mellon Asset Management |
526,578 |
0.23 |
35,673 |
6/30/20 |
| North Fourth Asset Management, LP |
486,477 |
0.21 |
486,477 |
6/30/20 |
| 180 Wealth Advisors, L.L.C. |
477,983 |
0.21 |
42,162 |
6/30/20 |
| California Public Employees' Retirement System |
471,389 |
0.21 |
156,429 |
6/30/20 |
| Tross Stuart A |
447,213 |
0.20 |
364,000 |
8/27/20 |
| Binder (Steven B) |
371,290 |
0.16 |
364,000 |
8/27/20 |
| Galindo (Alejandro) |
364,000 |
0.16 |
364,000 |
8/27/20 |
| Raymond James & Associates, Inc. |
352,125 |
0.15 |
7,358 |
6/30/20 |
| SEB Investment Management AB |
326,000 |
0.14 |
107,900 |
6/30/20 |
| California State Teachers Retirement System |
320,910 |
0.14 |
25,247 |
6/30/20 |
| AllianceBernstein L.P. |
292,800 |
0.13 |
32,100 |
6/30/20 |
| Citadel Advisors LLC |
290,370 |
0.13 |
171,383 |
6/30/20 |
| Schonfeld Strategic Advisors LLC |
290,200 |
0.13 |
290,200 |
6/30/20 |
| State of Wisconsin Investment Board |
289,500 |
0.13 |
-- |
6/30/20 |
| Kresa (Kent) |
285,213 |
0.12 |
4,084 |
3/16/20 |
| Wells Fargo Bank, N.A. |
278,837 |
0.12 |
53,731 |
6/30/20 |
| Thomson (David B) |
272,559 |
0.12 |
-88,965 |
3/16/20 |
| Castagna (Michael E) |
271,142 |
0.12 |
5,000 |
7/31/20 |
| Rhumbline Advisers Ltd. Partnership |
264,461 |
0.12 |
28,483 |
6/30/20 |
| Alinaya (Rosabel Realica) |
224,482 |
0.10 |
130,000 |
8/27/20 |
| Goldman Sachs & Company, Inc. |
206,875 |
0.09 |
56,594 |
6/30/20 |
| New York State Common Retirement Fund |
194,500 |
0.08 |
73,600 |
6/30/20 |
| Northern Trust Global Investments |
191,374 |
0.08 |
21,596 |
6/30/20 |
| Creative Planning, Inc. |
169,315 |
0.07 |
-500 |
6/30/20 |
| Wells Capital Management Inc. |
166,730 |
0.07 |
45,104 |
6/30/20 |
| Morgan Stanley Smith Barney LLC |
157,275 |
0.07 |
-31,110 |
6/30/20 |
