Affiliated Managers Group Inc: Ownership

Ownership Information
Shares Outstanding 42.00 Mil
Institutional Ownership (%)119.68
Top 10 Institutions (%)35.00
Mutual Fund Ownership (%)1.04
5%/Insider Ownership (%).82
Float (%)99.18
Ownership Activity
Description# of HoldersShares
Total Positions 31850,265,484
New Positions370
Soldout Positions1220
Net Position Change-45-2,657,939
Buyers1847,646,638
Sellers229-10,304,577
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Institution Name Shs Held Shs Chg %Chg $Chg* %Out %Port Rpt Date
Barclays Global Investors, N.A. 2,599,172 -794,437 -23.4 9,698,388 6.2 0.0 06-30-09
William Blair & Company, L.L.C. 2,546,422 -383,471 -13.1 -4,947,580 6.1 0.5 09-30-09
Fidelity Management & Research 1,871,720 -95,720 -4.9 26,853,464 4.5 0.0 06-30-09
Lateef Investment Management, L.P. 1,513,358 -16,152 -1.1 9,381,217 3.6 3.5 09-30-09
Vanguard Group, Inc. 1,436,902 -78,468 -5.2 20,407,244 3.4 0.0 06-30-09
Rainier Investment Management, Inc. 1,401,310 1,401,310 100.0 81,542,232 3.3 0.6 06-30-09
Atlanta Capital Management Company, L.L.C. 1,227,955 -167,961 -12.0 13,231,045 2.9 1.6 06-30-09
MFS Investment Management 1,192,457 237,113 24.8 21,930,164 2.8 0.1 09-30-09
Franklin Advisers, Inc. 1,111,696 -93,148 -7.7 2,161,485 2.6 0.2 09-30-09
Invesco Aim Management Group, Inc. 1,073,112 27,586 2.6 18,835,498 2.6 0.2 06-30-09
Fiduciary Management, Inc. 1,053,865 64,925 6.6 10,965,345 2.5 1.2 09-30-09
Nicholas Company, Inc. 997,125 -300 0.0 6,782,935 2.4 3.3 09-30-09
State Street Global Advisors (US) 939,771 66,041 7.6 18,241,996 2.2 0.0 06-30-09
SouthernSun Asset Management, Inc. 911,016 25,754 2.9 7,711,754 2.2 5.3 09-30-09
RS Investments 869,998 25,209 3.0 7,400,298 2.1 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 11/25/2009 9:23 AM Eastern Time