| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | PRIMECAP MANAGEMENT COMPANY | 4,922,181 | 8.85 | $346,176,989 | 30-Sep-09 | | Blue Ridge Capital Hlgds LLC/Blue Ridge Cap Offshore Hldgs L | 3,024,000 | 5.44 | $212,677,920 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 2,813,221 | 5.06 | $197,853,832 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 2,481,392 | 4.46 | $174,516,299 | 30-Sep-09 | | MANNING & NAPIER ADVISORS INC | 2,169,225 | 3.90 | $152,561,594 | 30-Sep-09 | | STATE STREET CORPORATION | 2,053,426 | 3.69 | $144,417,450 | 30-Sep-09 | | PRICE (T.ROWE) ASSOCIATES INC | 1,629,872 | 2.93 | $114,628,897 | 30-Sep-09 | | Pictet Asset Management Ltd | 1,447,310 | 2.60 | $101,789,312 | 30-Sep-09 | | EAGLE CAPITAL MANAGEMENT L.L.C. | 1,322,062 | 2.38 | $92,980,620 | 30-Sep-09 | | SELECT EQUITY GROUP, INC. | 1,257,804 | 2.26 | $88,461,355 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | VANGUARD/PRIMECAP FUND | 2,820,000 | 5.07 | $197,992,200 | 30-Jun-09 | | VANGUARD HORIZON FUND-CAPITAL OPPORTUNITY PORTFOLIO | 1,011,500 | 1.82 | $71,017,415 | 30-Jun-09 | | PRICE (T.ROWE) MID CAP GROWTH FUND | 1,000,000 | 1.80 | $70,330,000 | 30-Sep-09 | | GROWTH FUND OF AMERICA INC | 800,000 | 1.44 | $56,264,000 | 30-Sep-09 | | BARON PARTNERS FUND | 700,000 | 1.26 | $49,231,000 | 30-Sep-09 | | SMALLCAP WORLD FUND | 600,000 | 1.08 | $42,126,000 | 30-Jun-09 | | VANGUARD MID-CAP INDEX FUND | 582,317 | 1.05 | $40,884,476 | 30-Jun-09 | | VANGUARD 500 INDEX FUND | 530,917 | .95 | $37,275,682 | 30-Jun-09 | | VANGUARD TOTAL STOCK MARKET INDEX FUND | 511,458 | .92 | $35,909,466 | 30-Jun-09 | | NEW ECONOMY FUND (THE) | 504,000 | .91 | $35,446,320 | 30-Sep-09 |
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Value shown is computed using the security's price on the report date given.
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1.48% Nasdaq 
Major Holders
