Ownership Summary



Top Holders
 Shares Held% O/SShare ChangeFiling Date
Fidelity Management & Research Company11,058,58114.9249,21512/31/13
Kingdom Ridge Capital, L.L.C.7,250,0009.8012/31/13
The Vanguard Group, Inc.5,215,1217.0661,66412/31/13
The Boston Company Asset Management, LLC4,339,9865.9-435,28412/31/13
BlackRock Institutional Trust Company, N.A.3,789,0235.1-134,91212/31/13
Columbus Circle Investors3,576,6454.8908,16612/31/13
Ranger Investment Management, L.P.2,708,2613.7-290,87312/31/13
TIAA-CREF2,309,0243.1871,60212/31/13
Andor Capital Management, L.L.C.2,250,0003.0750,00012/31/13
Dimensional Fund Advisors, L.P.1,483,0482.0-27,50012/31/13
Top Holders: Mutual Funds
 Shares% O/SShare ChangeFiling Date
Fidelity Growth Company Fund6,246,9028.468,99702/28/14
Dreyfus Opportunistic Small Cap Fund2,390,3203.2537,64002/28/14
Fidelity Advisor Growth Opportunities Fund1,394,6001.9002/28/14
Vanguard Small-Cap Index Fund1,245,3011.727,23402/28/14
iShares Russell 2000 ETF1,173,3261.6-67,13902/28/14
Vanguard Total Stock Market Index Fund1,131,6561.562,33102/28/14
TIAA-CREF Mid Cap Growth Fund998,1171.4-438,54802/28/14
Vanguard Small-Cap Growth Index Fund968,1591.334,21203/31/14
CREF Stock Account716,7701.094,93312/31/13
Vanguard Extended Market Index Fund704,0021.08,10002/28/14
Ownership data based on most recent publicly available data according to Thomson Reuters.


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