| MARKEL GROUP INC. | 213,300 | $53,248 |
| BlackRock, Inc. | 111,307 | $27,787 |
| VANGUARD GROUP INC | 82,661 | $20,635 |
| DIMENSIONAL FUND ADVISORS LP | 72,887 | $18,196 |
| GEODE CAPITAL MANAGEMENT, LLC | 36,696 | $9,163 |
| TWO SIGMA INVESTMENTS, LP | 31,532 | $7,872 |
| STATE STREET CORP | 30,049 | $7,501 |
| TWO SIGMA ADVISERS, LP | 23,800 | $5,941 |
| MORGAN STANLEY | 23,232 | $5,800 |
| THIRD AVENUE MANAGEMENT LLC | 21,894 | $5,466 |
| GOLDMAN SACHS GROUP INC | 20,140 | $5,028 |
| BNP PARIBAS ARBITRAGE, SA | 20,015 | $4,997 |
| Aristides Capital LLC | 16,680 | $4,164 |
| Bank of New York Mellon Corp | 13,440 | $3,355 |
| NORTHERN TRUST CORP | 12,526 | $3,127 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 10,743 | $2,682 |
| UBS Group AG | 7,904 | $1,973 |
| RENAISSANCE TECHNOLOGIES LLC | 7,267 | $1,814 |
| Trexquant Investment LP | 7,235 | $1,806 |
| MILLENNIUM MANAGEMENT LLC | 6,874 | $1,716 |
| OPPENHEIMER & CO INC | 6,766 | $1,689 |
| BANK OF AMERICA CORP /DE/ | 6,427 | $1,604 |
| LAZARD ASSET MANAGEMENT LLC | 5,863 | $1,464 |
| FIRST TRUST ADVISORS LP | 4,960 | $1,238 |
| TRUIST FINANCIAL CORP | 4,780 | $1,193 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 4,297 | $1,073 |
| Susquehanna Portfolio Strategies, LLC | 4,266 | $1,065 |
| CALDWELL SUTTER CAPITAL, INC. | 4,215 | $1,052 |
| SummerHaven Investment Management, LLC | 4,200 | $1,048 |
| Invesco Ltd. | 4,027 | $1,005 |
| RBF Capital, LLC | 4,000 | $999 |
| JANE STREET GROUP, LLC | 3,572 | $892 |
| Militia Capital Partners, LP | 3,354 | $837 |
| Quantinno Capital Management LP | 3,352 | $837 |
| AMERICAN CENTURY COMPANIES INC | 3,260 | $814 |
| Y-Intercept (Hong Kong) Ltd | 3,070 | $766 |
| Point72 Asset Management, L.P. | 2,957 | $738 |
| Baker Ellis Asset Management LLC | 2,925 | $730 |
| ALLIANCEBERNSTEIN L.P. | 2,780 | $694 |
| BARCLAYS PLC | 2,778 | $694 |
| O'SHAUGHNESSY ASSET MANAGEMENT, LLC | 2,658 | $664 |
| Nuveen, LLC | 2,454 | $613 |
| STRS OHIO | 2,300 | $574 |
| STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM | 2,199 | $549 |
| AE Wealth Management LLC | 2,124 | $530 |
| WELLS FARGO & COMPANY/MN | 2,080 | $519 |
| AVIVA PLC | 1,867 | $466 |
| RHUMBLINE ADVISERS | 1,855 | $463 |
| AQR CAPITAL MANAGEMENT LLC | 1,838 | $459 |
| Brevan Howard Capital Management LP | 1,808 | $451 |
| GHP Investment Advisors, Inc. | 1,644 | $410 |
| Bridge City Capital, LLC | 1,548 | $386 |
| JPMORGAN CHASE & CO | 1,534 | $383 |
| NISA INVESTMENT ADVISORS, LLC | 1,502 | $375 |
| Creative Planning | 1,421 | $355 |
| WHITTIER TRUST CO OF NEVADA INC | 1,419 | $364 |
| BLAIR WILLIAM & CO/IL | 1,384 | $345 |
| Trust Co of the South | 1,362 | $340 |
| MARTINGALE ASSET MANAGEMENT L P | 1,345 | $336 |
| DAVENPORT & Co LLC | 1,300 | $325 |
| Sterling Wealth Management, Inc. | 1,296 | $324 |
| Clearstead Advisors, LLC | 1,250 | $312 |
| FRANKLIN STREET ADVISORS INC /NC | 1,250 | $312 |
| RITHOLTZ WEALTH MANAGEMENT | 1,079 | $269 |
| HRT FINANCIAL LP | 1,074 | $0 |
| MEEDER ASSET MANAGEMENT INC | 1,068 | $267 |
| INCEPTIONR LLC | 1,063 | $265 |
| Connor, Clark & Lunn Investment Management Ltd. | 1,061 | $265 |
| Wealth Group, Ltd. | 1,054 | $0 |
| Canal Capital Management, LLC | 1,006 | $251 |
| Quadrature Capital Ltd | 933 | $233 |
| FRANKLIN RESOURCES INC | 905 | $226 |
| Engineers Gate Manager LP | 905 | $226 |
| Dynamic Technology Lab Private Ltd | 894 | $224 |
| PRICE T ROWE ASSOCIATES INC /MD/ | 803 | $0 |
| DEUTSCHE BANK AG\ | 786 | $196 |
| MetLife Investment Management, LLC | 753 | $188 |
| Quantbot Technologies LP | 717 | $179 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 687 | $172 |
| NEW YORK STATE COMMON RETIREMENT FUND | 607 | $152 |
| CANADA PENSION PLAN INVESTMENT BOARD | 560 | $140 |
| Police & Firemen's Retirement System of New Jersey | 426 | $106 |
| WHITTIER TRUST CO | 400 | $102 |
| NATIONAL BANK OF CANADA /FI/ | 360 | $90 |
| 1620 INVESTMENT ADVISORS, INC. | 338 | $84 |
| AlphaQuest LLC | 318 | $79 |
| Russell Investments Group, Ltd. | 313 | $78 |
| ROYAL BANK OF CANADA | 242 | $60 |
| FMR LLC | 195 | $49 |
| GREAT WEST LIFE ASSURANCE CO /CAN/ | 193 | $0 |
| CITIGROUP INC | 155 | $39 |
| Mountain Hill Investment Partners Corp. | 150 | $37 |
| Caitong International Asset Management Co., Ltd | 145 | $36 |
| Legal & General Group Plc | 135 | $34 |
| OSAIC HOLDINGS, INC. | 112 | $28 |
| Ameritas Investment Partners, Inc. | 111 | $28 |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 88 | $22 |
| QUADRANT CAPITAL GROUP LLC | 85 | $21 |
| CWM, LLC | 84 | $0 |
| State of Alaska, Department of Revenue | 76 | $0 |
| 22 other institutions | 391 | $84 |