| Top Institutional Holders |
|---|
| Holder | Shares | % Out | Value* | Reported |
|---|
| FMR, LLC | 1,359,040 | 7.25 | 118,956,771 | 31-Mar-2013 | | Wellington Management Company, LLP | 1,301,687 | 6.94 | 113,936,663 | 31-Mar-2013 | | Vanguard Group, Inc. (The) | 1,106,395 | 5.90 | 96,842,754 | 31-Mar-2013 | | Franklin Resources, Inc | 1,049,081 | 5.59 | 91,826,059 | 31-Mar-2013 | | BlackRock Fund Advisors | 884,767 | 4.72 | 77,443,655 | 31-Mar-2013 | | Citadel Advisors LLC | 813,921 | 4.34 | 71,242,505 | 31-Mar-2013 | | Century Capital Management, Inc. | 525,652 | 2.80 | 46,010,319 | 31-Mar-2013 | | BlackRock Institutional Trust Company, N.A. | 509,479 | 2.72 | 44,594,696 | 31-Mar-2013 | | Bank of New York Mellon Corporation | 495,302 | 2.64 | 43,353,784 | 31-Mar-2013 | | Eagle Asset Management, Inc. | 402,338 | 2.14 | 35,216,645 | 31-Mar-2013 |
|
| Holder | Shares | % Out | Value* | Reported |
|---|
| Fidelity Growth Company Fund | 934,900 | 4.98 | 81,831,797 | 31-Mar-2013 | | Franklin Strategic Series-Franklin Small-Mid Cap Growth | 472,200 | 2.52 | 41,331,666 | 31-Mar-2013 | | Eagle Series Tr-Eagle Small Cap Growth Fund | 401,474 | 2.14 | 35,141,019 | 31-Mar-2013 | | Vanguard Explorer Fund, Inc. | 372,686 | 1.99 | 27,411,055 | 31-Jan-2013 | | iShares Core S&P Smallcap ETF | 317,759 | 1.69 | 27,813,445 | 31-Mar-2013 | | Vanguard Small-Cap Index Fund | 308,666 | 1.65 | 22,477,058 | 31-Dec-2012 | | iShares Russell 2000 Index Fund | 297,343 | 1.59 | 26,026,432 | 31-Mar-2013 | | Vanguard Total Stock Market Index Fund | 247,457 | 1.32 | 18,019,818 | 31-Dec-2012 | | Oppenheimer Discovery Fund | 233,000 | 1.24 | 16,967,060 | 31-Dec-2012 | | Vanguard Small-Cap Growth Index Fund | 217,177 | 1.16 | 15,814,829 | 31-Dec-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. |