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    athenahealth, Inc. (ATHN)

    -NasdaqGS
    114.47 Up 0.88(0.77%) 10:17AM EDT - Nasdaq Real Time Price
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    Major HoldersGet Major Holders for:
    Breakdown
    % of Shares Held by All Insider and 5% Owners:1%
    % of Shares Held by Institutional & Mutual Fund Owners:110%
    % of Float Held by Institutional & Mutual Fund Owners:112%
    Number of Institutions Holding Shares:263

    Major Direct Holders (Forms 3 & 4)
    HolderSharesReported
    BUSH JONATHAN311,234Apr 2, 2015
    COSINUKE ROBERT40,322Apr 6, 2015
    MATUS KRISTI ANN40,000Aug 1, 2014
    ADAMS TIMOTHY M38,185Apr 1, 2014
    PARK ED37,933Apr 1, 2015


    Top Institutional Holders
    HolderShares% OutValue*Reported
    Capital Research Global Investors3,311,8238.67482,532,611Dec 31, 2014
    Artisan Partners Limited Partnership3,083,3808.07449,248,466Dec 31, 2014
    JANUS CAPITAL MANAGEMENT, LLC3,084,2378.07449,373,330Dec 31, 2014
    Vanguard Group, Inc. (The)2,295,7506.01334,490,775Dec 31, 2014
    Price (T.Rowe) Associates Inc1,977,8485.18288,172,453Dec 31, 2014
    TCW Group, Inc. (The)1,757,6384.60256,087,856Dec 31, 2014
    Wellington Management Company, LLP1,716,0224.49250,024,405Dec 31, 2014
    FMR, LLC5,714,11914.96832,547,138Dec 31, 2014
    Morgan Stanley4,873,13212.76710,015,332Dec 31, 2014
    Sands Capital Management, Inc.4,810,00912.59700,818,311Dec 31, 2014

    Top Mutual Fund Holders
    HolderShares% OutValue*Reported
    Growth Fund Of America Inc2,529,8616.62302,040,104Mar 31, 2015
    Fidelity OTC Portfolio2,369,1836.20301,052,083Feb 28, 2015
    Morgan Stanley Inst Fund Tr-Mid Cap Growth Port1,713,7264.49249,689,878Dec 31, 2014
    Artisan Mid-Cap Fund1,461,6033.83212,955,557Dec 31, 2014
    Price (T.Rowe) New Horizons Fund1,014,5002.66121,121,155Mar 31, 2015
    Touchstone Funds Group Tr-Touchstone Sands Capital Select Gr959,0002.51139,726,300Dec 31, 2014
    Amcap Fund945,0542.47112,829,997Mar 31, 2015
    Smallcap World Fund929,3712.43110,957,603Mar 31, 2015
    Fidelity Growth Company Fund922,2002.41117,183,954Feb 28, 2015
    Vanguard Specialized-Health Care Fund715,4001.8799,948,541Jan 31, 2015

    View Transactions for Insiders & Institutional Holders

    Value shown is computed using the security's price on the report date given.

    Currency in USD.