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Sunday, November 29, 2009, 1:35AM ET - U.S. Markets Closed. Dow  1.48% Nasdaq  1.73%

Affymetrix Inc. (AFFX)

On Nov 27: 4.74   0.04 (0.84%)

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Major Holders Get Major Holders for:
BREAKDOWN % of Shares Held by All Insider and 5% Owners: 1% % of Shares Held by Institutional & Mutual Fund Owners: 83% % of Float Held by Institutional & Mutual Fund Owners: 84% Number of Institutions Holding Shares: 169 MAJOR DIRECT HOLDERS (FORMS 3 & 4) Holder Shares Reported KING KEVIN M 234,404 20-Aug-09 FODOR STEPHEN P A 201,222 20-Aug-09 YOUNG JOHN A 146,737 11-Feb-09 DIEKMAN JOHN D N/A 9-Oct-09 BATTY JOHN 60,683 20-Aug-09
TOP INSTITUTIONAL HOLDERS Holder Shares % Out Value* Reported Barclays Global Investors UK Holdings Ltd 4,981,320 7.01 $43,735,989 30-Sep-09 PRIMECAP MANAGEMENT COMPANY 4,471,730 6.29 $39,261,789 30-Sep-09 WENTWORTH, HAUSER AND VIOLICH 3,266,985 4.60 $28,684,128 30-Sep-09 VANGUARD GROUP, INC. (THE) 3,033,535 4.27 $26,634,437 30-Sep-09 ROYCE & ASSOCIATES, LLC 2,670,464 3.76 $23,446,673 30-Sep-09 STATE STREET CORPORATION 2,319,945 3.26 $20,369,117 30-Sep-09 RENAISSANCE TECHNOLOGIES, LLC 2,106,200 2.96 $18,492,436 30-Sep-09 Bank of New York Mellon Corporation 2,085,335 2.93 $18,309,241 30-Sep-09 Capital Research Global Investors 2,000,000 2.81 $17,560,000 30-Sep-09 BB BIOTECH AG 2,000,000 2.81 $17,560,000 30-Sep-09 TOP MUTUAL FUND HOLDERS Holder Shares % Out Value* Reported ROYCE VALUE PLUS FUND 2,708,000 3.81 $16,058,440 30-Jun-09 GROWTH FUND OF AMERICA INC 2,000,000 2.81 $17,560,000 30-Sep-09 VANGUARD HORIZON FUND-CAPITAL OPPORTUNITY PORTFOLIO 1,425,500 2.01 $8,453,215 30-Jun-09 PUTNAM VISTA FUND 1,258,900 1.77 $11,128,676 31-Jul-09 MASTER VALUE OPPORTUNITIES LLC 1,173,900 1.65 $6,961,227 30-Jun-09 ISHARES RUSSELL 2000 INDEX FD 1,039,150 1.46 $9,123,737 30-Sep-09 DELAWARE GROUP EQUITY FDS III-TREND FUND 913,750 1.29 $5,418,537 30-Jun-09 VANGUARD SMALL-CAP INDEX FUND 854,064 1.20 $5,064,599 30-Jun-09 DELAWARE VIP TREND SERIES 744,420 1.05 $4,414,410 30-Jun-09 VANGUARD TOTAL STOCK MARKET INDEX FUND 727,815 1.02 $4,315,942 30-Jun-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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