Major holders
Currency in USDBreakdown
| 0.22% | % of shares held by all insiders |
| 95.48% | % of shares held by institutions |
| 95.70% | % of float held by institutions |
| 1,408 | Number of institutions holding shares |
Top institutional holders
| Holder | Shares | Date reported | % out | Value |
|---|
| Berkshire Hathaway, Inc | 24,669,778 | 30 Mar 2023 | 13.44% | 8,111,422,705 |
| Vanguard Group, Inc. (The) | 13,864,508 | 30 Mar 2023 | 7.56% | 4,558,650,061 |
| Blackrock Inc. | 13,160,187 | 30 Mar 2023 | 7.17% | 4,327,069,324 |
| TCI Fund Management Ltd | 10,369,479 | 30 Mar 2023 | 5.65% | 3,409,484,568 |
| State Street Corporation | 6,510,450 | 30 Mar 2023 | 3.55% | 2,140,635,880 |
| Akre Capital Management, LLC | 5,703,785 | 30 Mar 2023 | 3.11% | 1,875,404,438 |
| Fiera Capital Corporation | 5,055,698 | 30 Mar 2023 | 2.76% | 1,662,313,440 |
| Baillie Gifford and Company | 4,136,646 | 30 Mar 2023 | 2.25% | 1,360,129,154 |
| FMR, LLC | 3,901,913 | 30 Mar 2023 | 2.13% | 1,282,948,946 |
| Morgan Stanley | 3,899,702 | 30 Mar 2023 | 2.13% | 1,282,221,969 |
Top mutual fund holders
| Holder | Shares | Date reported | % out | Value |
|---|
| Professionally Managed Portf-Akre Focus Fund | 5,222,244 | 30 Jan 2023 | 2.85% | 1,717,073,763 |
| Vanguard Total Stock Market Index Fund | 4,734,987 | 30 Dec 2022 | 2.58% | 1,556,863,667 |
| Vanguard 500 Index Fund | 3,642,120 | 30 Dec 2022 | 1.99% | 1,197,529,011 |
| Fidelity 500 Index Fund | 1,727,173 | 27 Feb 2023 | 0.94% | 567,894,461 |
| SPDR S&P 500 ETF Trust | 1,699,263 | 30 Mar 2023 | 0.93% | 558,717,653 |
| iShares Core S&P 500 ETF | 1,406,196 | 27 Feb 2023 | 0.77% | 462,357,227 |
| Fidelity Magellan Fund Inc | 1,376,017 | 27 Feb 2023 | 0.75% | 452,434,372 |
| Select Sector SPDR Fund-Financial | 1,348,568 | 27 Feb 2023 | 0.74% | 443,409,141 |
| Vanguard Growth Index Fund | 1,314,389 | 30 Dec 2022 | 0.72% | 432,171,087 |
| Vanguard Institutional Index Fund-Institutional Index Fund | 1,103,959 | 30 Dec 2022 | 0.60% | 362,981,705 |
