| Top Institutional Holders |
|---|
| Holder | Shares | % Out | Value* | Reported |
|---|
| Vanguard Group, Inc. (The) | 63,579,655 | 6.17 | 634,524,956 | 2013-03-31 | | State Street Corporation | 39,146,440 | 3.80 | 390,681,471 | 2013-03-31 | | Primecap Management Company | 33,028,281 | 3.21 | 276,776,994 | 2013-02-28 | | AllianceBernstein, L.P. | 32,142,029 | 3.12 | 320,777,449 | 2013-03-31 | | FMR LLC | 31,939,629 | 3.10 | 202,497,247 | 2012-12-31 | | Price (T.Rowe) Associates Inc | 28,790,003 | 2.79 | 182,528,619 | 2012-12-31 | | Waddell & Reed Financial Inc. | 27,531,700 | 2.67 | 174,550,978 | 2012-12-31 | | BlackRock Institutional Trust Company, N.A. | 26,859,896 | 2.61 | 268,061,762 | 2013-03-31 | | Smith (Donald) & Company Inc. | 26,228,840 | 2.55 | 261,763,823 | 2013-03-31 | | Orbis Holdings Ltd | 125,476,301 | 12.18 | 795,519,748 | 2012-12-31 |
|
| Holder | Shares | % Out | Value* | Reported |
|---|
| Vanguard/Primecap Fund | 20,000,000 | 1.94 | 126,800,000 | 2012-12-31 | | Waddell & Reed Advisors Funds-Science & Technology Fund | 15,743,200 | 1.53 | 157,117,136 | 2013-03-31 | | Vanguard Total Stock Market Index Fund | 13,597,664 | 1.32 | 86,209,189 | 2012-12-31 | | Vanguard Mid-Cap Index Fund | 13,287,321 | 1.29 | 84,241,615 | 2012-12-31 | | Vanguard Selected Value Fund | 12,321,916 | 1.20 | 93,153,684 | 2013-01-31 | | Ivy Science & Technology Fund | 11,234,500 | 1.09 | 112,120,310 | 2013-03-31 | | Powershares Exhg Traded Fd Tr-Powershares QQQ Tr, Series 1 | 9,915,755 | 0.96 | 98,959,234 | 2013-03-31 | | SPDR S&P 500 ETF Trust | 9,470,294 | 0.92 | 94,513,534 | 2013-03-31 | | Vanguard 500 Index Fund | 9,451,710 | 0.92 | 59,923,841 | 2012-12-31 | | Vanguard Institutional Index Fund-Institutional Index Fund | 9,325,110 | 0.91 | 59,121,197 | 2012-12-31 |
|
View Transactions for Insiders & Institutional Holders Value shown is computed using the security's price on the report date given. Currency in USD. |