| AllianceBernstein L.P. |
3,423,576 |
10.72 |
31,651 |
12/31/19 |
| T. Rowe Price Associates, Inc. |
3,272,257 |
10.24 |
840,902 |
12/31/19 |
| Jackson Square Partners, LLC |
2,587,767 |
8.10 |
169,793 |
12/31/19 |
| BlackRock Institutional Trust Company, N.A. |
2,365,329 |
7.40 |
31,573 |
12/31/19 |
| The Vanguard Group, Inc. |
2,177,946 |
6.82 |
132,350 |
12/31/19 |
| Schnatter (John H) |
1,276,999 |
3.96 |
-669,107 |
3/24/20 |
| Bares Capital Management, Inc. |
1,174,963 |
3.68 |
-272,440 |
12/31/19 |
| Fidelity Investments Canada ULC |
1,115,757 |
3.49 |
-100,065 |
12/31/19 |
| Renaissance Technologies LLC |
919,068 |
2.88 |
-225,600 |
12/31/19 |
| Dimensional Fund Advisors, L.P. |
916,727 |
2.87 |
-25,531 |
12/31/19 |
| Westfield Capital Management Company, L.P. |
838,896 |
2.63 |
347,476 |
12/31/19 |
| Two Sigma Investments, LP |
823,865 |
2.58 |
536,338 |
12/31/19 |
| Dorsal Capital Management, LLC |
800,000 |
2.50 |
450,000 |
12/31/19 |
| State Street Global Advisors (US) |
704,098 |
2.20 |
1,218 |
12/31/19 |
| SEI Investments Management Corporation |
498,679 |
1.56 |
20,627 |
12/31/19 |
| Westwood Management Corp. (Texas) |
492,841 |
1.54 |
194,116 |
12/31/19 |
| Granite Investment Partners, LLC |
480,182 |
1.50 |
6,605 |
12/31/19 |
| Macquarie Investment Management |
421,761 |
1.32 |
27,327 |
12/31/19 |
| Nicholas Investment Partners, L.P. |
353,399 |
1.11 |
142,118 |
12/31/19 |
| Northern Trust Investments, Inc. |
346,206 |
1.08 |
-6,124 |
12/31/19 |
| Citadel Advisors LLC |
335,240 |
1.05 |
-512,402 |
12/31/19 |
| Invesco Advisers, Inc. |
325,256 |
1.02 |
-71,825 |
12/31/19 |
| Geode Capital Management, L.L.C. |
314,311 |
0.98 |
4,344 |
12/31/19 |
| Norges Bank Investment Management (NBIM) |
284,645 |
0.88 |
19,801 |
12/31/19 |
| Driehaus Capital Management, LLC |
283,315 |
0.89 |
48,554 |
12/31/19 |
| Stamina Capital Management LP |
265,500 |
0.83 |
265,500 |
12/31/19 |
| Columbus Circle Investors |
261,930 |
0.82 |
79,163 |
12/31/19 |
| 13D Management LLC |
253,523 |
0.79 |
-117,836 |
12/31/19 |
| Rice Hall James & Associates, LLC |
233,939 |
0.73 |
38,440 |
12/31/19 |
| Maverick Capital, Ltd. |
229,467 |
0.72 |
205,138 |
12/31/19 |
| Charles Schwab Investment Management, Inc. |
186,956 |
0.59 |
16,176 |
12/31/19 |
| Morgan Stanley Smith Barney LLC |
180,963 |
0.57 |
-249 |
12/31/19 |
| Citi Investment Research (US) |
178,381 |
0.56 |
-141,911 |
12/31/19 |
| Segall Bryant & Hamill, LLC |
175,463 |
0.55 |
7,244 |
12/31/19 |
| Mellon Investments Corporation |
172,051 |
0.54 |
-52,207 |
12/31/19 |
| Kirtley (Olivia F) |
171,308 |
0.53 |
249 |
2/21/20 |
| New York State Common Retirement Fund |
151,762 |
0.48 |
7,139 |
12/31/19 |
| Goldman Sachs & Company, Inc. |
149,974 |
0.47 |
77,223 |
12/31/19 |
| Franklin Street Capital Partners LLC |
139,094 |
0.44 |
139,094 |
12/31/19 |
| Intrinsic Edge Capital Management, LLC |
138,700 |
0.43 |
138,700 |
12/31/19 |
| Litespeed Management LLC |
125,000 |
0.39 |
-- |
12/31/19 |
| BlackRock Investment Management, LLC |
124,891 |
0.39 |
-1,827 |
12/31/19 |
| PSP Investments |
123,800 |
0.39 |
123,800 |
12/31/19 |
| California Public Employees' Retirement System |
116,096 |
0.36 |
59,317 |
12/31/19 |
| RBC Capital Markets Wealth Management |
113,818 |
0.36 |
1,772 |
12/31/19 |
| CTC myCFO, LLC |
111,234 |
0.35 |
-15,131 |
12/31/19 |
| UBS Financial Services, Inc. |
108,996 |
0.34 |
-983 |
12/31/19 |
| Northern Trust Global Investments |
108,293 |
0.34 |
6,792 |
12/31/19 |
| Pier Capital, LLC |
108,280 |
0.34 |
108,280 |
12/31/19 |
| BNY Mellon Asset Management |
107,856 |
0.34 |
2,435 |
12/31/19 |