| Top Institutional Holders |
|---|
| Holder | Shares | % Out | Value* | Reported |
|---|
| Morgan Stanley | 4,701,763 | 8.41 | 197,991,239 | Mar 31, 2013 | | Capital Research Global Investors | 4,341,000 | 7.77 | 227,294,760 | Dec 31, 2012 | | Artal Group S.A. | 28,749,089 | 51.44 | 1,210,624,137 | Mar 31, 2013 | | First Manhattan Company | 2,661,013 | 4.76 | 112,055,257 | Mar 31, 2013 | | Macquarie Group Limited | 2,293,947 | 4.10 | 120,111,064 | Dec 31, 2012 | | Vanguard Group, Inc. (The) | 1,845,115 | 3.30 | 77,697,792 | Mar 31, 2013 | | Wellington Management Company, LLP | 1,523,872 | 2.73 | 79,789,937 | Dec 31, 2012 | | Baillie Gifford and Company | 1,428,256 | 2.56 | 60,143,860 | Mar 31, 2013 | | FMR LLC | 1,038,119 | 1.86 | 54,355,910 | Dec 31, 2012 | | Burgundy Asset Management Ltd. | 888,811 | 1.59 | 37,427,831 | Mar 31, 2013 |
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| Holder | Shares | % Out | Value* | Reported |
|---|
| Growth Fund Of America Inc | 2,780,000 | 4.97 | 117,065,800 | Mar 31, 2013 | | Morgan Stanley Inst Fund Tr-Mid Cap Growth Port | 2,562,376 | 4.58 | 134,166,007 | Dec 31, 2012 | | Amcap Fund | 2,191,000 | 3.92 | 92,263,010 | Mar 31, 2013 | | Delaware Group Equity Funds IV-Delaware Mid Cap Growth Fund | 859,534 | 1.54 | 45,005,200 | Dec 31, 2012 | | Hartford Mid Cap Fund | 580,400 | 1.04 | 24,864,336 | Feb 28, 2013 | | EQ Advisors Trust-EQ/Morgan Stanley Mid Cap Growth Portfolio | 414,829 | 0.74 | 21,720,446 | Dec 31, 2012 | | MET Investors Ser Tr-Morgan Stanley Mid Cap Growth Port | 404,609 | 0.72 | 21,185,327 | Dec 31, 2012 | | Delaware VIP Smid Cap Growth Series | 374,932 | 0.67 | 19,631,439 | Dec 31, 2012 | | Vanguard Total Stock Market Index Fund | 370,208 | 0.66 | 19,384,090 | Dec 31, 2012 | | Vanguard Mid-Cap Index Fund | 363,071 | 0.65 | 19,010,397 | Dec 31, 2012 |
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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. |
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