| BERKSHIRE HATHAWAY INC | 151,610,700 | $56,088,378 |
| VANGUARD GROUP INC | 46,109,777 | $17,058,312 |
| BlackRock, Inc. | 42,342,836 | $15,664,732 |
| STATE STREET CORP | 29,464,868 | $10,900,528 |
| JPMORGAN CHASE & CO | 21,032,958 | $7,781,144 |
| MORGAN STANLEY | 13,199,234 | $4,883,058 |
| GEODE CAPITAL MANAGEMENT, LLC | 12,708,136 | $4,689,463 |
| Fisher Asset Management, LLC | 9,023,482 | $3,338,238 |
| FMR LLC | 8,408,873 | $3,110,863 |
| WELLINGTON MANAGEMENT GROUP LLP | 7,965,878 | $2,946,977 |
| BANK OF AMERICA CORP /DE/ | 7,850,298 | $2,904,218 |
| Capital World Investors | 7,515,675 | $2,780,424 |
| PRICE T ROWE ASSOCIATES INC /MD/ | 7,339,507 | $2,715 |
| NORGES BANK | 6,660,940 | $2,464,215 |
| NORTHERN TRUST CORP | 6,360,544 | $2,353,083 |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 5,807,459 | $2,148,469 |
| WELLS FARGO & COMPANY/MN | 5,378,755 | $1,989,871 |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt | 5,206,625 | $1,926,192 |
| Nuveen, LLC | 5,172,484 | $1,913,560 |
| UBS ASSET MANAGEMENT AMERICAS INC | 4,806,554 | $1,778,185 |
| GOLDMAN SACHS GROUP INC | 4,700,803 | $1,739,062 |
| Artisan Partners Limited Partnership | 4,517,317 | $1,671,181 |
| Capital Research Global Investors | 4,467,637 | $1,652,810 |
| AMERIPRISE FINANCIAL INC | 4,033,083 | $1,485,879 |
| Bank of New York Mellon Corp | 3,971,263 | $1,469,169 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 3,810,767 | $1,409,797 |
| Legal & General Group Plc | 3,414,708 | $1,263,271 |
| UBS Group AG | 3,208,427 | $1,186,958 |
| Invesco Ltd. | 3,196,484 | $1,182,539 |
| DEUTSCHE BANK AG\ | 3,037,014 | $1,123,543 |
| Rothschild & Co Wealth Management UK Ltd | 2,906,722 | $1,075,342 |
| DIMENSIONAL FUND ADVISORS LP | 2,730,957 | $1,010,376 |
| JANUS HENDERSON GROUP PLC | 2,490,491 | $921,383 |
| NORDEA INVESTMENT MANAGEMENT AB | 2,474,363 | $920,710 |
| Capital Wealth Planning, LLC | 2,152,624 | $798,546 |
| Amundi | 2,124,919 | $786,114 |
| Boston Partners | 2,083,328 | $769,361 |
| ROYAL BANK OF CANADA | 2,019,109 | $746,970 |
| BARCLAYS PLC | 1,999,601 | $739,752 |
| TD Asset Management Inc | 1,997,465 | $738,962 |
| HSBC HOLDINGS PLC | 1,893,095 | $701,286 |
| SCHRODER INVESTMENT MANAGEMENT GROUP | 1,813,221 | $677,039 |
| First Eagle Investment Management, LLC | 1,639,846 | $606,661 |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 1,525,753 | $568,694 |
| Swiss National Bank | 1,525,539 | $564,373 |
| Sumitomo Mitsui Trust Holdings, Inc. | 1,522,910 | $563,401 |
| AMERICAN CENTURY COMPANIES INC | 1,338,389 | $495,137 |
| Longview Partners (Guernsey) LTD | 1,304,665 | $482,661 |
| FIRST TRUST ADVISORS LP | 1,279,979 | $473,528 |
| BNP PARIBAS ARBITRAGE, SA | 1,279,682 | $473,418 |
| SG Americas Securities, LLC | 1,195,147 | $442 |
| National Pension Service | 1,184,985 | $438,385 |
| BARROW HANLEY MEWHINNEY & STRAUSS LLC | 1,101,412 | $407,467 |
| PROVIDENT TRUST CO | 1,077,834 | $398,745 |
| BNP Paribas Investment Partners S.A. | 1,073,492 | $397 |
| RAYMOND JAMES FINANCIAL INC | 1,049,366 | $388,252 |
| PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO | 1,038,326 | $384 |
| PNC Financial Services Group, Inc. | 1,028,930 | $380,653 |
| RHUMBLINE ADVISERS | 1,019,125 | $377,025 |
| Corient Private Wealth LLC | 1,015,921 | $220,162 |
| BANK OF MONTREAL /CAN/ | 987,882 | $365,467 |
| CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM | 974,952 | $360,683 |
| LPL Financial LLC | 921,908 | $341,060 |
| Alphinity Investment Management Pty Ltd | 916,149 | $338,929 |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 855,404 | $316,457 |
| Pictet Asset Management Holding SA | 835,108 | $308,953 |
| PRINCIPAL FINANCIAL GROUP INC | 818,057 | $302,640 |
| Smead Capital Management, Inc. | 768,431 | $284,281 |
| Beutel, Goodman & Co Ltd. | 765,136 | $283 |
| Parallax Volatility Advisers, L.P. | 733,883 | $271,500 |
| CITIGROUP INC | 715,926 | $264,857 |
| STIFEL FINANCIAL CORP | 709,346 | $262,457 |
| BLAIR WILLIAM & CO/IL | 700,047 | $258,982 |
| abrdn plc | 681,172 | $252,000 |
| CANADA PENSION PLAN INVESTMENT BOARD | 637,200 | $235,732 |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 632,596 | $233,058 |
| Sustainable Growth Advisers, LP | 617,890 | $228,588 |
| NEW YORK STATE COMMON RETIREMENT FUND | 614,030 | $227,160 |
| KING LUTHER CAPITAL MANAGEMENT CORP | 611,742 | $226,314 |
| ENVESTNET ASSET MANAGEMENT INC | 586,876 | $217,105 |
| Russell Investments Group, Ltd. | 585,270 | $216,935 |
| ALLIANCEBERNSTEIN L.P. | 581,711 | $215,204 |
| TIMUCUAN ASSET MANAGEMENT INC/FL | 573,278 | $212,084 |
| Toroso Investments, LLC | 547,291 | $202,028 |
| Thrivent Financial for Lutherans | 520,495 | $192 |
| AVIVA PLC | 519,160 | $192,063 |
| PRUDENTIAL FINANCIAL INC | 497,376 | $184,004 |
| FRANKLIN RESOURCES INC | 495,660 | $183,369 |
| Epoch Investment Partners, Inc. | 490,765 | $181,559 |
| MARKEL GROUP INC. | 488,500 | $180,721 |
| STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM | 483,695 | $178,943 |
| FIRST MANHATTAN CO. LLC. | 479,895 | $177,537 |
| NATIXIS ADVISORS, L.P. | 479,626 | $177 |
| VICTORY CAPITAL MANAGEMENT INC | 478,548 | $177,039 |
| GABELLI FUNDS LLC | 473,907 | $175,322 |
| KBC Group NV | 473,027 | $175 |
| 1832 Asset Management L.P. | 464,839 | $171,967 |
| US BANCORP \DE\ | 459,206 | $169,884 |
| PFA Pension, Forsikringsaktieselskab | 446,846 | $166,848 |
| NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | 446,568 | $165,208 |
| 2890 other institutions | 69,518,947 | $23,424,682 |