Arrhythmia Research Technology Inc: Ownership

Ownership Information
Shares Outstanding 3.00 Mil
Institutional Ownership (%)17.06
Top 10 Institutions (%)17.00
Mutual Fund Ownership (%).79
5%/Insider Ownership (%)22.57
Float (%)77.43
Ownership Activity
Description# of HoldersShares
Total Positions 11511,724
New Positions20
Soldout Positions80
Net Position Change-68,783
Buyers342,006
Sellers9-33,223
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Institution Name Shs Held Shs Chg %Chg $Chg* %Out %Port Rpt Date
Fidelity Management & Research 271,041 0 0.0 330,670 10.1 0.0 09-30-09
Dimensional Fund Advisors, LP 70,223 0 0.0 85,672 2.6 0.0 09-30-09
Renaissance Technologies Corp. 57,500 -3,800 -6.2 58,446 2.2 0.0 09-30-09
Great Oaks Capital Management, LLC 39,000 39,000 100.0 167,700 1.5 0.1 09-30-09
California Public Employees' Retirement System 23,000 0 0.0 28,060 0.9 0.0 09-30-09
BNY Mellon Asset Management 14,339 0 0.0 -12,188 0.5 0.0 12-31-09
Bridgeway Capital Management, Inc. 13,800 0 0.0 16,836 0.5 0.0 09-30-09
Northern Trust Investments, N.A. 12,516 2,223 21.6 22,117 0.5 0.0 09-30-09
Northern Trust Global Investments 8,522 0 0.0 10,397 0.3 0.0 09-30-09
Deutsche Bank Securities Inc. 1,000 0 0.0 1,220 0.0 0.0 09-30-09
UBS Securities LLC 783 783 100.0 3,367 0.0 0.0 09-30-09
Credit Suisse Asset Management, LLC (US) 0 -100 -100.0 -308 0.0 0.0 09-30-09
RBC Capital Markets Wealth Management 0 -1,000 -100.0 -3,080 0.0 0.0 09-30-09
Al Frank Asset Management, Inc. 0 -11,305 -100.0 -22,610 0.0 0.0 03-31-09
AXA Rosenberg Investment Management LLC 0 -1,046 -100.0 -2,092 0.0 0.0 03-31-09
*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 12:42 AM Eastern Time