| Top Institutional Holders |
|---|
| Holder | Shares | % Out | Value* | Reported |
|---|
| Berkshire Hathaway, Inc | 68,121,984 | 6.14 | 14,530,419,187 | Mar 31, 2013 | | State Street Corporation | 59,489,111 | 5.37 | 12,689,027,376 | Mar 31, 2013 | | Vanguard Group, Inc. (The) | 52,371,093 | 4.72 | 11,170,754,136 | Mar 31, 2013 | | BlackRock Institutional Trust Company, N.A. | 28,436,487 | 2.56 | 6,065,502,677 | Mar 31, 2013 | | State Farm Mutual Automobile Insurance Co | 16,651,892 | 1.50 | 3,551,848,563 | Mar 31, 2013 | | Northern Trust Corporation | 16,339,775 | 1.47 | 3,485,274,007 | Mar 31, 2013 | | Bank of New York Mellon Corporation | 16,001,921 | 1.44 | 3,413,209,749 | Mar 31, 2013 | | Wellington Management Company, LLP | 11,129,885 | 1.00 | 2,374,004,470 | Mar 31, 2013 | | BlackRock Fund Advisors | 10,489,724 | 0.95 | 2,237,458,129 | Mar 31, 2013 | | FMR, LLC | 9,316,326 | 0.84 | 1,987,172,335 | Mar 31, 2013 |
|
| Holder | Shares | % Out | Value* | Reported |
|---|
| Vanguard Total Stock Market Index Fund | 14,522,688 | 1.31 | 2,781,820,886 | Dec 31, 2012 | | Vanguard 500 Index Fund | 9,863,306 | 0.89 | 1,889,316,264 | Dec 31, 2012 | | SPDR S&P 500 ETF Trust | 9,789,354 | 0.88 | 2,088,069,208 | Mar 31, 2013 | | Vanguard Institutional Index Fund-Institutional Index Fund | 9,731,637 | 0.88 | 1,864,095,067 | Dec 31, 2012 | | SPDR Dow Jones Industrial Average ETF | 5,920,940 | 0.53 | 1,262,936,502 | Mar 31, 2013 | | Vanguard/Wellington Fund Inc. | 5,256,400 | 0.47 | 1,055,642,812 | Feb 28, 2013 | | College Retirement Equities Fund-Stock Account | 4,611,221 | 0.42 | 883,279,382 | Dec 31, 2012 | | Vanguard Growth Index Fund | 4,222,529 | 0.38 | 808,825,429 | Dec 31, 2012 | | Spartan 500 Index Fund | 4,119,060 | 0.37 | 878,595,498 | Mar 31, 2013 | | Vanguard/Windsor II | 3,775,645 | 0.34 | 766,720,230 | Jan 31, 2013 |
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View Transactions for Insiders & Institutional Holders Value shown is computed using the security's price on the report date given. Currency in USD. |