NAPCO Security Technologies Inc: Ownership

Ownership Information
Shares Outstanding 19.00 Mil
Institutional Ownership (%)28.47
Top 10 Institutions (%)25.90
Mutual Fund Ownership (%)1.63
5%/Insider Ownership (%)32.96
Float (%)67.04
Ownership Activity
Description# of HoldersShares
Total Positions 295,409,673
New PositionsNA0
Soldout Positions180
Net Position Change-12-713,503
Buyers9179,417
Sellers21-892,920
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Institution Name Shs Held Shs Chg %Chg $Chg* %Out %Port Rpt Date
Epoch Investment Partners, Inc. 995,256 5,965 0.6 156,327 5.2 0.0 09-30-09
Riverbridge Partners, LLC 801,398 44,753 5.9 173,018 4.2 0.1 09-30-09
Dimensional Fund Advisors, LP 731,876 -700 -0.1 108,955 3.8 0.0 09-30-09
Hodges Capital Management, Inc. 500,600 0 0.0 75,090 2.6 0.1 09-30-09
Granahan Investment Management, Inc. 435,366 49,600 12.9 213,992 2.3 0.0 12-31-09
Raffles Capital Management, L.P. 429,979 0 0.0 64,497 2.3 0.4 09-30-09
Perritt Capital Management, Inc. 380,000 0 0.0 129,200 2.0 0.2 12-31-09
Vanguard Group, Inc. 297,429 50,629 20.5 104,357 1.6 0.0 09-30-09
BlackRock Institutional Trust Company, N.A. 258,303 13,167 5.4 54,283 1.4 0.0 09-30-09
Northern Trust Global Investments 99,776 635 0.6 15,716 0.5 0.0 09-30-09
BNY Mellon Asset Management 96,187 0 0.0 32,703 0.5 0.0 12-31-09
California Public Employees' Retirement System 89,460 0 0.0 13,419 0.5 0.0 09-30-09
Northern Trust Company of Connecticut 59,225 0 0.0 8,884 0.3 0.0 09-30-09
Bridgeway Capital Management, Inc. 54,272 -2,762 -4.8 4,882 0.3 0.0 09-30-09
Northern Trust Investments, N.A. 52,661 9,270 21.4 18,838 0.3 0.0 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 12:37 AM Eastern Time