| Top Institutional Holders |
|---|
| Holder | Shares | % Out | Value* | Reported |
|---|
| Capital Research Global Investors | 2,771,185 | 8.78 | 113,230,619 | Dec 31, 2012 | | Maverick Capital Ltd. | 2,548,964 | 8.08 | 104,150,669 | Dec 31, 2012 | | Vanguard Group, Inc. (The) | 1,452,414 | 4.60 | 43,296,461 | Mar 31, 2013 | | Kornitzer Capital Management, Inc. | 1,414,225 | 4.48 | 42,158,047 | Mar 31, 2013 | | Blair (William) & Company, L.L.C. | 1,352,372 | 4.29 | 55,257,919 | Dec 31, 2012 | | New South Capital Manangement Inc. | 1,343,769 | 4.26 | 54,906,401 | Dec 31, 2012 | | BlackRock Fund Advisors | 1,151,304 | 3.65 | 34,320,372 | Mar 31, 2013 | | Tiverton Asset Management LLC | 868,700 | 2.75 | 35,495,082 | Dec 31, 2012 | | Lee Munder Capital Group, LLC | 856,833 | 2.72 | 25,542,191 | Mar 31, 2013 | | Boston Trust & Investment Management Co. | 740,949 | 2.35 | 22,087,689 | Mar 31, 2013 |
|
| Holder | Shares | % Out | Value* | Reported |
|---|
| Smallcap World Fund | 1,403,036 | 4.45 | 41,824,503 | Mar 31, 2013 | | Eagle Series Tr-Eagle Small Cap Growth Fund | 551,988 | 1.75 | 16,454,762 | Mar 31, 2013 | | American Funds Insurance Ser-Global Small Capitalization Fun | 542,949 | 1.72 | 16,185,309 | Mar 31, 2013 | | Vanguard Explorer Fund, Inc. | 462,075 | 1.46 | 14,726,330 | Jan 31, 2013 | | iShares Core S&P Smallcap ETF | 421,665 | 1.34 | 12,569,833 | Mar 31, 2013 | | Vanguard Small-Cap Index Fund | 386,050 | 1.22 | 15,774,003 | Dec 31, 2012 | | iShares Russell 2000 Index Fund | 377,962 | 1.20 | 11,267,047 | Mar 31, 2013 | | Vanguard Total Stock Market Index Fund | 310,351 | 0.98 | 12,680,941 | Dec 31, 2012 | | Thornburg Value Fund | 302,122 | 0.96 | 12,344,704 | Dec 31, 2012 | | Vanguard Small-Cap Growth Index Fund | 271,447 | 0.86 | 11,091,324 | 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. |