OM Group Inc: Ownership

Ownership Information
Shares Outstanding 31.00 Mil
Institutional Ownership (%)94.22
Top 10 Institutions (%)53.70
Mutual Fund Ownership (%).74
5%/Insider Ownership (%).12
Float (%)99.88
Ownership Activity
Description# of HoldersShares
Total Positions 17229,207,268
New Positions170
Soldout Positions830
Net Position Change-80-2,028,746
Buyers753,994,971
Sellers155-6,023,717
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Institution Name Shs Held Shs Chg %Chg $Chg* %Out %Port Rpt Date
Fidelity Management & Research 4,584,725 0 0.0 6,281,074 15.0 0.0 09-30-09
BlackRock Institutional Trust Company, N.A. 2,186,691 125,719 6.1 6,644,132 7.2 0.0 09-30-09
Dimensional Fund Advisors, LP 2,055,355 9,200 0.5 3,082,820 6.7 0.1 09-30-09
Water Street Capital, Inc. 1,560,400 0 0.0 2,137,748 5.1 2.2 09-30-09
Columbia Management Advisors, LLC 1,389,159 -57,538 -4.0 233,395 4.5 0.0 09-30-09
Vanguard Group, Inc. 1,358,628 28,247 2.1 2,681,048 4.4 0.0 09-30-09
Artisan Partners Limited Partnership 974,600 35,600 3.8 2,368,314 3.2 0.1 09-30-09
Tontine Management, L.L.C. 969,460 969,460 100.0 29,461,888 3.2 5.6 09-30-09
State Street Global Advisors (US) 890,567 75,135 9.2 3,400,494 2.9 0.0 09-30-09
AQR Capital Management, LLC 673,437 390,583 138.1 12,257,327 2.2 0.3 09-30-09
Investment Counselors of Maryland, LLC 653,775 -10,000 -1.5 349,875 2.1 1.1 12-31-09
Invesco PowerShares Capital Management LLC 540,204 -162,786 -23.2 -3,983,970 1.8 0.1 09-30-09
Wentworth, Hauser & Violich, Inc. 537,400 20,900 4.0 1,342,756 1.8 0.2 09-30-09
Granahan Investment Management, Inc. 461,220 32,650 7.6 1,453,454 1.5 0.6 12-31-09
Lee Munder Investments, Ltd. 423,008 128,215 43.5 4,300,320 1.4 0.4 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 8:01 AM Eastern Time