Rackspace Hosting Inc: Ownership

Ownership Information
Shares Outstanding 123.00 Mil
Institutional Ownership (%)31.03
Top 10 Institutions (%)19.90
Mutual Fund Ownership (%)1.59
5%/Insider Ownership (%).00
Float (%).00
Ownership Activity
Description# of HoldersShares
Total Positions 13138,164,136
New Positions410
Soldout Positions500
Net Position Change6-1,224,725
Buyers8720,321,732
Sellers81-21,546,456
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Institution Name Shs Held Shs Chg %Chg $Chg* %Out %Port Rpt Date
Legg Mason Capital Management, Inc. 5,381,340 3,982,435 284.7 72,416,840 4.4 0.6 09-30-09
T. Rowe Price Associates, Inc. 3,588,613 1,664,110 86.5 34,548,128 2.9 0.0 09-30-09
Gilder Gagnon Howe & Co. LLC 2,613,771 2,519,146 2,662.2 43,279,432 2.1 1.0 09-30-09
Wellington Management Company, LLP 2,596,300 2,340,941 916.7 40,753,600 2.1 0.0 09-30-09
BlackRock Institutional Trust Company, N.A. 2,407,563 249,933 11.6 11,168,273 2.0 0.0 09-30-09
Alkeon Capital Management, LLC 2,300,000 2,300,000 100.0 39,238,000 1.9 2.8 09-30-09
Vanguard Group, Inc. 2,004,287 472,743 30.9 12,965,936 1.6 0.0 09-30-09
Next Century Growth Investors, LLC 1,285,100 1,285,100 100.0 21,923,806 1.0 1.0 09-30-09
State Street Global Advisors (US) 1,234,042 308,093 33.3 8,219,104 1.0 0.0 09-30-09
Bank of America Merrill Lynch (US) 1,125,988 40,901 3.8 4,170,049 0.9 0.0 09-30-09
MFS Investment Management 999,900 135,980 15.7 5,084,363 0.8 0.0 09-30-09
Crosslink Capital, Inc. 869,498 -147,700 -14.5 735,272 0.7 2.3 09-30-09
Steadfast Financial, L.L.C. 810,800 810,800 100.0 13,832,248 0.7 1.1 09-30-09
Cupps Capital Management, LLC 733,704 206,670 39.2 5,212,299 0.6 4.0 09-30-09
Symphony Asset Management LLC 558,236 -528 -0.1 1,779,037 0.5 0.7 09-30-09
*Category Headings:
Shs Held - shares held at report date
Shs Chg - position change within reporting period
%Chg - % change
$Chg - market value of the position change
%Out - % of shares outstanding
%Port - % Portfolio
Rpt Date - report date
Page generated 2/10/2010 1:13 AM Eastern Time