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Wednesday, February 10, 2010, 9:42AM ET - U.S. Markets close in 6 hours and 18 minutes. Dow Down 0.26% Nasdaq Down 0.03%
Arrhythmia Research Technology Inc. (HRT)On Feb 9: 5.15   0.00 (0.00%)  
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Major HoldersGet Major Holders for:
BREAKDOWN
% of Shares Held by All Insider and 5% Owners: 22%
% of Shares Held by Institutional & Mutual Fund Owners: 20%
% of Float Held by Institutional & Mutual Fund Owners: 25%
Number of Institutions Holding Shares: 11

MAJOR DIRECT HOLDERS (FORMS 3 & 4)
HolderSharesReported
MARINOS E P51,94810-Dec-08
CHAMBERS JASON RUSSELL16,03315-Sep-08
GARRISON DAVID A10,00015-Sep-09


TOP INSTITUTIONAL HOLDERS
HolderShares% OutValue*Reported
DIMENSIONAL FUND ADVISORS LP70,2232.62$301,95830-Sep-09
RENAISSANCE TECHNOLOGIES, LLC57,5002.15$247,25030-Sep-09
FMR LLC271,04110.13$1,165,47630-Sep-09
Great Oaks Capital Management, LLC39,0001.46$167,70030-Sep-09
CALPERS (CALIFORNIA-PUBLIC EMPLOYEES RETIREMENT SYSTEM)23,000.86$98,90030-Sep-09
NORTHERN TRUST CORPORATION21,038.79$90,46330-Sep-09
Bank of New York Mellon Corporation14,339.54$61,65730-Sep-09
BRIDGEWAY CAPITAL MANAGEMENT, INC.13,800.52$59,34030-Sep-09
DEUTSCHE BANK AKTIENGESELLSCHAFT1,000.04$4,30030-Sep-09
UBS AG783.03$3,36630-Sep-09

TOP MUTUAL FUND HOLDERS
HolderShares% OutValue*Reported
FIDELITY LOW-PRICED STOCK FUND271,04110.13$1,111,26831-Oct-09
DFA U.S. MICRO CAP SERIES26,575.99$94,07531-Jul-09
Valic Company I-Small Cap Fd13,800.52$40,15831-Aug-09
DFA U.S. SMALL CAP SERIES10,081.38$35,68631-Jul-09
SPARTAN EXTENDED MARKET INDEX FUND7,380.28$27,30630-Nov-09
DFA TAX-MANAGED U.S. SMALL CAP PORTFOLIO6,700.25$23,71831-Jul-09
DFA U.S. Core Equity 2 Portfolio1,790.07$6,33631-Jul-09
DFA U.S. SMALL CAP VALUE SERIES1,411.05$4,99431-Jul-09
DFA TAX MANAGED U.S. MARKETWIDE VALUE SERIES1,200.04$4,24831-Jul-09
DFA U.S. Vector Equity Portfolio600.02$2,12431-Jul-09

View Transactions for Insiders & Institutional Holders
* Value shown is computed using the security's price on the report date given.


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