| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| BERKSHIRE HATHAWAY INC | 37% | $2,904,885,648 | 124,807,117 | Warren E. Buffett | 30 Sep 2025 | |||
| BUFFETT WARREN E | 35% | $2,552,592,091 | 117,468,573 | Warren E. Buffett | 31 Dec 2024 | |||
| VANGUARD GROUP INC | 5.8% | $429,056,720 | 19,744,902 | The Vanguard Group | 31 Mar 2025 |
| Filer | Ownership | Nb Shares | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| Berkshire Hathaway Inc | 37% | 124,807,117 | +4.2% | 1.1% | $2,904,885,649 |
| VANGUARD GROUP INC | 5.6% | 18,676,620 | -3.3% | 0.01% | $434,698,331 |
| BlackRock, Inc. | 2.6% | 8,661,169 | -0.06% | 0% | $201,588,710 |
| Kontiki Capital Management (HK) Ltd. | 2% | 6,654,289 | -1.3% | 8.2% | $154,878,576 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.1% | 3,856,254 | -2.2% | 0.01% | $89,814,376 |
| D. E. Shaw & Co., Inc. | 1.1% | 3,716,202 | -11% | 0.07% | $86,494,602 |
| STATE STREET CORP | 1% | 3,461,509 | -6.2% | 0% | $80,566,623 |
| LSV ASSET MANAGEMENT | 0.93% | 3,142,700 | -1.6% | 0.16% | $73,146,000 |
| AQR CAPITAL MANAGEMENT LLC | 0.83% | 2,782,381 | -46% | 0.04% | $63,410,455 |
| AMERIPRISE FINANCIAL INC | 0.78% | 2,635,274 | +4.8% | 0.01% | $61,336,004 |
| CITADEL ADVISORS LLC | 0.74% | 2,478,128 | +283% | 0.05% | $57,678,429 |
| THOMPSON SIEGEL & WALMSLEY LLC | 0.73% | 2,443,411 | +0.42% | 0.92% | $56,870,000 |
| MORGAN STANLEY | 0.65% | 2,170,861 | -24% | 0% | $50,526,834 |
| CHECK CAPITAL MANAGEMENT INC/CA | 0.61% | 2,061,843 | +77% | 3% | $47,989,397 |
| SEIZERT CAPITAL PARTNERS, LLC | 0.58% | 1,960,976 | -4% | 2% | $45,641,717 |
| TWO SIGMA INVESTMENTS, LP | 0.57% | 1,933,521 | +270% | 0.07% | $45,002,701 |
| CANADA PENSION PLAN INVESTMENT BOARD | 0.48% | 1,628,941 | +1288% | 0.03% | $37,913,602 |
| Alberta Investment Management Corp | 0.44% | 1,486,226 | 0% | 0.35% | $34,591,910 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 0.44% | 1,475,288 | -7.9% | 0.01% | $34,337,336 |
| WEITZ INVESTMENT MANAGEMENT, INC. | 0.41% | 1,384,000 | 0% | 1.7% | $32,212,600 |
| Point72 Asset Management, L.P. | 0.41% | 1,377,251 | -67% | 0.07% | $32,055,532 |
| GOLDMAN SACHS GROUP INC | 0.38% | 1,281,484 | -18% | 0% | $29,826,535 |
| PRIVATE MANAGEMENT GROUP INC | 0.36% | 1,203,595 | -0.4% | 0.83% | $28,013,681 |
| Doma Perpetual Capital Management LLC | 0.34% | 1,158,398 | 0% | 9.1% | $26,961,713 |
| Tidal Investments LLC | 0.34% | 1,138,523 | +97% | 0.11% | $26,499,123 |
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (% of par) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 270,456 | $5,520,265 | -$284,024 | 1,999.5% | 11 |
| 2025 Q3 | 242,919,154 | $5,652,268,905 | -$63,555,699 | 2,327.5% | 527 |
| 2025 Q2 | 245,834,637 | $5,645,184,438 | +$72,956,429 | 2,297% | 538 |
| 2025 Q1 | 247,417,672 | $5,576,412,386 | -$154,801,273 | 2,254.5% | 541 |
| 2024 Q4 | 254,232,221 | $5,796,369,996 | +$140,670,313 | 2,280% | 541 |
| 2024 Q3 | 245,992,440 | $5,825,067,060 | +$5,587,786,215 | 2,365% | 484 |