| Top Institutional Holders |
|---|
| Holder | Shares | % Out | Value* | Reported |
|---|
| Vanguard Group, Inc. (The) | 4,067,344 | 4.63 | 109,655,594 | Mar 31, 2013 | | State Street Corporation | 2,786,775 | 3.17 | 75,131,454 | Mar 31, 2013 | | AJO, LP | 2,756,900 | 3.14 | 74,326,024 | Mar 31, 2013 | | Wellington Management Company, LLP | 2,655,768 | 3.03 | 71,599,505 | Mar 31, 2013 | | BlackRock Institutional Trust Company, N.A. | 2,197,238 | 2.50 | 59,237,536 | Mar 31, 2013 | | BlackRock Fund Advisors | 1,816,316 | 2.07 | 48,967,879 | Mar 31, 2013 | | Morgan Stanley | 9,857,229 | 11.23 | 265,750,893 | Mar 31, 2013 | | Invesco Ltd. | 1,415,228 | 1.61 | 38,154,546 | Mar 31, 2013 | | Price (T.Rowe) Associates Inc | 1,250,171 | 1.42 | 33,704,610 | Mar 31, 2013 | | Northern Trust Corporation | 1,242,916 | 1.42 | 33,509,015 | Mar 31, 2013 |
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| Holder | Shares | % Out | Value* | Reported |
|---|
| Morgan Stanley Inst Fund Tr-Mid Cap Growth Port | 2,432,129 | 2.77 | 65,570,197 | Mar 31, 2013 | | Aston/Fairpointe Mid Cap Fund | 1,923,300 | 2.19 | 51,852,168 | Mar 31, 2013 | | Morgan Stanley Inst Fund Inc-Small Company Growth Port | 1,243,480 | 1.42 | 33,524,220 | Mar 31, 2013 | | Price (T.Rowe) Science & Technology Fund | 959,221 | 1.09 | 25,860,598 | Mar 31, 2013 | | iShares Russell 2000 Index Fund | 950,109 | 1.08 | 44,237,075 | Apr 30, 2013 | | Vanguard Small-Cap Index Fund | 909,451 | 1.04 | 24,518,798 | Mar 31, 2013 | | Vanguard Explorer Fund, Inc. | 909,806 | 1.04 | 25,638,333 | Jan 31, 2013 | | Hartford Capital Appreciation Fund | 910,254 | 1.04 | 23,520,963 | Feb 28, 2013 | | Vanguard Total Stock Market Index Fund | 846,054 | 0.96 | 22,809,615 | Mar 31, 2013 | | Morgan Stanley Focus Growth Fd | 652,018 | 0.74 | 17,578,405 | Mar 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. |