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Wednesday, February 10, 2010, 3:45AM ET - U.S. Markets open in 5 hours and 45 minutes. Dow Up 1.52% Nasdaq  0.00%
Affymax, Inc. (AFFY)On Feb 9: 20.26   0.00 (0.00%)  
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HereMajor Holders
Financials

Major HoldersGet Major Holders for:
BREAKDOWN
% of Shares Held by All Insider and 5% Owners: 29%
% of Shares Held by Institutional & Mutual Fund Owners: 54%
% of Float Held by Institutional & Mutual Fund Owners: 76%
Number of Institutions Holding Shares: 82

MAJOR DIRECT HOLDERS (FORMS 3 & 4)
HolderSharesReported
CREDIT SUISSE AG/N/A2-Mar-09
APAX PARTNERS EUROPE MANAGERS LTDN/A16-Sep-09
APAX MANAGERS INCN/A16-Sep-09


TOP INSTITUTIONAL HOLDERS
HolderShares% OutValue*Reported
FMR LLC1,845,6369.65$44,092,24430-Sep-09
MPM Asset Management, LLC1,600,4698.37$39,595,60331-Dec-09
SECTORAL ASSET MANAGEMENT, INC.1,281,5596.70$30,616,44430-Sep-09
HEALTHCOR MANAGEMENT LP700,0003.66$16,723,00030-Sep-09
Barclays Global Investors UK Holdings Ltd673,5923.52$16,092,11230-Sep-09
BRIDGER MANAGEMENT LLC501,0502.62$11,970,08430-Sep-09
VANGUARD GROUP, INC. (THE)452,3762.37$10,807,26230-Sep-09
WELLINGTON MANAGEMENT COMPANY, LLP399,9682.09$9,555,23530-Sep-09
Credit Suisse2,229,19311.66$53,255,42030-Sep-09
Credit Suisse/2,229,19311.66$53,255,42030-Sep-09

TOP MUTUAL FUND HOLDERS
HolderShares% OutValue*Reported
FIDELITY GROWTH COMPANY FUND1,155,0006.04$23,538,90030-Nov-09
ISHARES RUSSELL 2000 INDEX FD177,846.93$3,624,50130-Nov-09
FIDELITY SELECT PORTFOLIOS - BIOTECHNOLOGY161,196.84$3,285,17430-Nov-09
FIDELITY SELECT PORTFOLIOS - HEALTH CARE159,900.84$3,258,76230-Nov-09
DFA U.S. MICRO CAP SERIES150,505.79$2,876,15031-Jul-09
H&Q LIFE SCIENCES INVESTORS135,182.71$3,229,49730-Sep-09
VANGUARD SMALL-CAP INDEX FUND130,246.68$2,400,43330-Jun-09
VANGUARD SMALL-CAP GROWTH INDEX FUND109,256.57$2,610,12530-Sep-09
ISHARES RUSSELL 2000 GROWTH INDEX FD99,755.52$2,033,00630-Nov-09
VANGUARD TOTAL STOCK MARKET INDEX FUND78,003.41$1,437,59530-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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