| Top Institutional Holders |
|---|
| Holder | Shares | % Out | Value* | Reported |
|---|
| Wellington Management Company, LLP | 6,768,266 | 9.32 | 120,001,356 | Dec 31, 2012 | | Manning & Napier Advisors Inc | 4,327,100 | 5.96 | 109,735,256 | Mar 31, 2013 | | UBS Global Asset Management (Americas) Inc | 3,999,210 | 5.51 | 101,419,965 | Mar 31, 2013 | | Gilder, Gagnon, Howe & Co. | 3,426,396 | 4.72 | 86,893,402 | Mar 31, 2013 | | Vanguard Group, Inc. (The) | 3,087,102 | 4.25 | 78,288,906 | Mar 31, 2013 | | PAR Capital Management, Inc. | 3,000,000 | 4.13 | 53,190,000 | Dec 31, 2012 | | Schroder Investment Management Group | 2,498,086 | 3.44 | 63,351,460 | Mar 31, 2013 | | Addison Clark Management, LLC | 2,231,672 | 3.07 | 56,595,201 | Mar 31, 2013 | | Federated Investors, Inc. | 1,247,000 | 1.72 | 31,623,920 | Mar 31, 2013 | | Allianz Asset Management AG | 1,230,150 | 1.69 | 21,810,559 | Dec 31, 2012 |
|
| Holder | Shares | % Out | Value* | Reported |
|---|
| Federated Kaufmann Fund | 1,289,393 | 1.78 | 25,001,330 | Jan 31, 2013 | | Vanguard Small-Cap Index Fund | 1,023,257 | 1.41 | 18,142,346 | Dec 31, 2012 | | PIMCO Equity Series-PIMCO EqS Long/Short Fd | 980,000 | 1.35 | 17,375,400 | Dec 31, 2012 | | Vanguard Total Stock Market Index Fund | 817,273 | 1.13 | 14,490,250 | Dec 31, 2012 | | Hartford Small Company HLS Fund, Inc. | 753,381 | 1.04 | 15,255,965 | Feb 28, 2013 | | Heartland Value Fund | 750,000 | 1.03 | 19,020,000 | Mar 31, 2013 | | iShares Russell 2000 Index Fund | 665,479 | 0.92 | 16,876,547 | Mar 31, 2013 | | Manning & Napier Equity Series Fund | 492,200 | 0.68 | 12,482,192 | Mar 31, 2013 | | Hartford Small Company Fund | 469,320 | 0.65 | 9,503,730 | Feb 28, 2013 | | Vanguard Small-Cap Growth Index Fund | 468,220 | 0.64 | 8,301,540 | 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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