| Top Institutional Holders |
|---|
| Holder | Shares | % Out | Value* | Reported |
|---|
| Artisan Partners Limited Partnership | 2,603,400 | 8.06 | 6,690,738 | Dec 31, 2012 | | BlackRock Institutional Trust Company, N.A. | 1,453,210 | 4.50 | 4,751,996 | Mar 31, 2013 | | Clinton Group, Inc. | 1,308,368 | 4.05 | 3,362,505 | Dec 31, 2012 | | Ameriprise Financial, Inc. | 1,306,189 | 4.04 | 3,356,905 | Dec 31, 2012 | | Renaissance Technologies, LLC | 1,087,082 | 3.36 | 2,793,800 | Dec 31, 2012 | | LSV Asset Management | 967,862 | 3.00 | 3,164,908 | Mar 31, 2013 | | Dimensional Fund Advisors LP | 852,922 | 2.64 | 2,192,009 | Dec 31, 2012 | | Vanguard Group, Inc. (The) | 784,277 | 2.43 | 2,564,585 | Mar 31, 2013 | | BlackRock Fund Advisors | 656,440 | 2.03 | 2,146,558 | Mar 31, 2013 | | Eagle Boston Investment Management | 588,468 | 1.82 | 1,924,290 | Mar 31, 2013 |
|
| Holder | Shares | % Out | Value* | Reported |
|---|
| Artisan Small Cap Value Fund | 1,693,500 | 5.24 | 4,352,295 | Dec 31, 2012 | | Columbia Fds Ser Tr I-Columbia Small Cap Value Fd I | 919,052 | 2.84 | 2,545,774 | Jan 31, 2013 | | TFS Capital Investment Tr-Tfs Market Neutral Fund | 598,990 | 1.85 | 1,659,202 | Jan 31, 2013 | | iShares Russell 2000 Index Fund | 441,169 | 1.37 | 1,442,622 | Mar 31, 2013 | | JNL Variable LLC-JNL/Mellon Cap Management S&P Smid 60 Fund | 435,000 | 1.35 | 1,117,950 | Dec 31, 2012 | | Vanguard Total Stock Market Index Fund | 390,727 | 1.21 | 1,004,168 | Dec 31, 2012 | | Bridgeway Funds Inc-Ultra Small Company Fund | 306,300 | 0.95 | 787,191 | Dec 31, 2012 | | Vanguard Extended Market Index Fund | 279,731 | 0.87 | 718,908 | Dec 31, 2012 | | First Tr Exchg Tr AlphaDEX Fd-FT Small Cap Core AlphaDEX | 252,491 | 0.78 | 699,400 | Jan 31, 2013 | | American Century Utilities Fund | 228,105 | 0.71 | 586,229 | 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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