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The Advisory Board Company (ABCO)

-NasdaqGS

50.38 Up 0.19(0.38%) 04:00 SGT

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Major HoldersGet Major Holders for:
Breakdown
% of Shares Held by All Insider and 5% Owners:0%
% of Shares Held by Institutional & Mutual Fund Owners:103%
% of Float Held by Institutional & Mutual Fund Owners:103%
Number of Institutions Holding Shares:172

Major Direct Holders (Forms 3 & 4)
HolderSharesReported
MUSSLEWHITE ROBERT W35,439May 20, 2013
FELSENTHAL DAVID L33,482May 17, 2013
VAN HOOSE MARY27,140May 17, 2013
WILLIAMS FRANK J25,379May 17, 2013
KIRSHBAUM MICHAEL T20,523May 17, 2013
Top Institutional Holders
HolderShares% OutValue*Reported
Morgan Stanley2,315,8356.60121,627,654Mar 31, 2013
Wells Fargo & Company2,207,1046.29115,917,102Mar 31, 2013
AllianceBernstein, L.P.2,040,2145.81107,152,039Mar 31, 2013
Vanguard Group, Inc. (The)1,897,4675.4099,654,966Mar 31, 2013
Times Square Capital Management1,761,0985.0292,492,866Mar 31, 2013
Next Century Growth Investors LLC1,267,7623.6166,582,860Mar 31, 2013
Royce & Associates, LLC1,172,5823.3461,584,006Mar 31, 2013
Ranger Investment Management, LP1,157,0253.3060,766,953Mar 31, 2013
Tamro Capital Partners, LLC1,035,6102.9554,390,237Mar 31, 2013
Price (T.Rowe) Associates Inc3,766,81010.73197,832,861Mar 31, 2013

Top Mutual Fund Holders
HolderShares% OutValue*Reported
Price (T.Rowe) New Horizons Fund2,217,1006.31116,442,092Mar 31, 2013
Morgan Stanley Inst Fund Inc-Small Company Growth Port1,485,6534.2369,513,703Dec 31, 2012
Pennsylvania Mutual Fund Inc835,8002.3843,896,216Mar 31, 2013
Vanguard Small-Cap Index Fund575,6441.6426,934,382Dec 31, 2012
Price (T.Rowe) Health Sciences Fund570,0001.6229,936,400Mar 31, 2013
iShares Russell 2000 Index Fund550,7881.5728,927,385Mar 31, 2013
Aston/Tamro Small Cap Fund531,2491.5127,901,197Mar 31, 2013
Wells Fargo Advantage Discovery Fd518,3001.4827,221,116Mar 31, 2013
Oppenheimer Discovery Fund488,2901.3922,847,089Dec 31, 2012
Vanguard Total Stock Market Index Fund462,3761.3221,634,573Dec 31, 2012

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Value shown is computed using the security's price on the report date given.

Currency in USD.