| Top Institutional Holders |
|---|
| Holder | Shares | % Out | Value* | Reported |
|---|
| Price (T.Rowe) Associates Inc | 27,214,509 | 8.56 | 549,188,791 | Mar 31, 2013 | | UBS AG | 21,288,129 | 6.70 | 429,594,443 | Mar 31, 2013 | | FMR, LLC | 16,599,704 | 5.22 | 334,982,026 | Mar 31, 2013 | | Vanguard Group, Inc. (The) | 12,376,660 | 3.90 | 249,760,998 | Mar 31, 2013 | | Ameriprise Financial, Inc. | 12,141,347 | 3.82 | 245,012,382 | Mar 31, 2013 | | Primecap Management Company | 9,918,200 | 3.12 | 200,149,276 | Mar 31, 2013 | | Franklin Resources, Inc | 9,838,747 | 3.10 | 198,545,914 | Mar 31, 2013 | | Warburg Pincus LLC | 46,620,769 | 14.67 | 940,807,118 | Mar 31, 2013 | | BlackRock Institutional Trust Company, N.A. | 5,990,553 | 1.89 | 120,889,359 | Mar 31, 2013 | | Invesco Ltd. | 5,489,586 | 1.73 | 110,779,845 | Mar 31, 2013 |
|
| Holder | Shares | % Out | Value* | Reported |
|---|
| Columbia Fds Ser Tr II-Columbia Seligman Communications & In | 8,950,100 | 2.82 | 164,771,341 | Feb 28, 2013 | | Price (T.Rowe) Mid Cap Growth Fund | 5,362,970 | 1.69 | 108,224,734 | Mar 31, 2013 | | Aston/Fairpointe Mid Cap Fund | 4,223,900 | 1.33 | 85,238,302 | Mar 31, 2013 | | Price (T.Rowe) Growth Stock Fund Inc. | 3,712,500 | 1.17 | 74,918,250 | Mar 31, 2013 | | Vanguard Mid-Cap Index Fund | 3,671,208 | 1.16 | 74,084,977 | Mar 31, 2013 | | Vanguard Total Stock Market Index Fund | 3,474,297 | 1.09 | 70,111,313 | Mar 31, 2013 | | Powershares Exhg Traded Fd Tr-Powershares QQQ Tr, Series 1 | 3,093,213 | 0.97 | 58,894,775 | Apr 30, 2013 | | Price (T.Rowe) New America Growth Fund | 2,825,000 | 0.89 | 57,008,500 | Mar 31, 2013 | | Variable Insurance Products Fund II-Contrafund Portfolio | 2,368,232 | 0.75 | 45,091,137 | Apr 30, 2013 | | Fidelity Balanced Fund | 2,363,200 | 0.74 | 44,995,328 | Apr 30, 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. |