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Thursday, November 26, 2009, 11:34PM ET - U.S. Markets Closed for Thanksgiving Day. Dow Up 0.29% Nasdaq Up 0.32%
Data I/O Corp. (DAIO)On Nov 25: 4.00  Up 0.11 (2.70%)  
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Major HoldersGet Major Holders for:
BREAKDOWN
% of Shares Held by All Insider and 5% Owners: 23%
% of Shares Held by Institutional & Mutual Fund Owners: 25%
% of Float Held by Institutional & Mutual Fund Owners: 32%
Number of Institutions Holding Shares: 16

MAJOR DIRECT HOLDERS (FORMS 3 & 4)
HolderSharesReported
LEVITICUS PARTNERS L P1,020,31224-Nov-08
HUME FREDERICK R134,26131-Jul-09
HATLEN JOEL S130,88031-Jul-09
GARY PAUL A69,46111-May-09
WEIGELT HARALD26,21723-Apr-08


TOP INSTITUTIONAL HOLDERS
HolderShares% OutValue*Reported
Nicusa Capital Partners, LP423,1504.73$1,015,56031-Dec-08
ROYCE & ASSOCIATES, LLC346,2003.87$1,325,94630-Sep-09
DIMENSIONAL FUND ADVISORS LP338,9813.79$1,298,29730-Sep-09
Benchmark Plus Management, LLC253,8232.84$972,14230-Sep-09
RENAISSANCE TECHNOLOGIES, LLC179,2002.00$686,33630-Sep-09
WELLINGTON MANAGEMENT COMPANY, LLP908,86110.15$3,480,93730-Sep-09
VANGUARD GROUP, INC. (THE)166,1761.86$636,45430-Sep-09
CORSAIR CAPITAL MANAGEMENT, L.L.C.69,562.78$266,42230-Sep-09
Barclays Global Investors UK Holdings Ltd34,988.39$134,00430-Sep-09
NORTHERN TRUST CORPORATION32,324.36$92,12330-Jun-09

TOP MUTUAL FUND HOLDERS
HolderShares% OutValue*Reported
ROYCE OPPORTUNITY FUND284,6003.18$811,11030-Jun-09
VANGUARD EXTENDED MARKET INDEX FUND162,5251.82$463,19630-Jun-09
DFA U.S. SMALL CAP VALUE SERIES80,182.90$216,49130-Apr-09
DFA U.S. MICRO CAP SERIES77,000.86$207,90030-Apr-09
DFA U.S. SMALL CAP SERIES7,300.08$19,71030-Apr-09
DFA Investment Dimensions-DFA VA U.S. Targeted Value Portfol1,500.02$4,63531-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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