Lam Research Corp: Ownership

Ownership Information
Shares Outstanding 127.00 Mil
Institutional Ownership (%)98.33
Top 10 Institutions (%)49.40
Mutual Fund Ownership (%)1.69
5%/Insider Ownership (%).55
Float (%)99.45
Ownership Activity
Description# of HoldersShares
Total Positions 272124,882,016
New Positions450
Soldout Positions1510
Net Position Change-105-11,798,885
Buyers14318,982,538
Sellers248-30,781,424
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Institution Name Shs Held Shs Chg %Chg $Chg* %Out %Port Rpt Date
Fidelity Management & Research 18,607,066 61,748 0.3 61,506,824 14.6 0.1 06-30-09
Wellington Management Company, LLP 7,509,563 -2,787,026 -27.1 -39,204,696 5.9 0.1 06-30-09
Turner Investment Partners, Inc. 5,970,929 -1,298,691 -17.9 14,956,815 4.7 1.3 09-30-09
Victory Capital Management Inc. 5,675,287 2,701,809 90.9 79,851,368 4.5 0.6 06-30-09
Barclays Global Investors, N.A. 5,067,566 376,055 8.0 24,931,012 4.0 0.0 06-30-09
Van Kampen Asset Management Inc. 4,357,720 683,600 18.6 29,641,008 3.4 0.3 06-30-09
Vanguard Group, Inc. 4,339,700 216,940 5.3 18,956,956 3.4 0.0 06-30-09
Artisan Partners Limited Partnership 4,277,400 622,200 17.0 27,983,496 3.4 0.6 06-30-09
BlackRock Financial Management, Inc. 3,501,314 402,652 13.0 39,039,672 2.8 0.2 09-30-09
Pzena Investment Management, LLC 3,434,785 3,032,170 753.1 80,136,864 2.7 1.1 06-30-09
State Street Global Advisors (US) 3,297,597 53,262 1.6 11,864,014 2.6 0.0 06-30-09
Capital World Investors 3,000,000 0 0.0 9,690,000 2.4 0.0 06-30-09
Franklin Advisers, Inc. 2,652,820 198,825 8.1 26,816,460 2.1 0.3 09-30-09
Columbia Management Advisors, LLC 2,537,143 1,271,135 100.4 53,752,596 2.0 0.1 09-30-09
Gardner Lewis Asset Management, L.P. 2,246,703 720,355 47.2 23,659,334 1.8 1.4 06-30-09
*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 5:55 AM Eastern Time