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    Boston Scientific Corporation (BSX)

    -NYSE
    16.51 Up 0.42(2.61%) 4:01PM EDT
    |After Hours : 16.51 0.00 (0.00%) 5:00PM EDT
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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:88%
    % of Float Held by Institutional & Mutual Fund Owners:89%
    Number of Institutions Holding Shares:503

    Major Direct Holders (Forms 3 & 4)
    HolderSharesReported
    NICHOLAS PETER M3,478,131Jul 1, 2015
    MAHONEY MICHAEL F1,254,583Feb 28, 2015
    ABELE JOHN EN/AAug 21, 2015
    NICHOLAS NJ JRN/AFeb 19, 2014
    PRATT TIMOTHY A.322,893Feb 28, 2015


    Top Institutional Holders
    HolderShares% OutValue*Reported
    Vanguard Group, Inc. (The)89,784,1666.701,589,179,827Jun 30, 2015
    Wellington Management Company, LLP81,374,7586.071,440,333,297Jun 30, 2015
    Capital World Investors70,069,1865.231,240,224,662Jun 30, 2015
    JP Morgan Chase & Company53,954,7274.02954,998,721Jun 30, 2015
    State Street Corporation52,311,3073.90925,910,186Jun 30, 2015
    Primecap Management Company46,097,5643.44815,926,928Jun 30, 2015
    BlackRock Institutional Trust Company, N.A.34,200,0782.55605,341,414Jun 30, 2015
    JANUS CAPITAL MANAGEMENT, LLC28,332,3982.11501,483,472Jun 30, 2015
    FMR, LLC195,158,48514.563,454,305,379Jun 30, 2015
    Bollard Group LLC26,392,0091.97467,138,585Jun 30, 2015

    Top Mutual Fund Holders
    HolderShares% OutValue*Reported
    Vanguard Specialized-Health Care Fund59,624,8004.451,062,513,936Apr 30, 2015
    Growth Fund Of America Inc30,880,0002.30546,576,030Jun 30, 2015
    Vanguard/Primecap Fund28,142,5602.10499,530,440Mar 31, 2015
    Fidelity Contrafund Inc27,317,4022.04483,518,042Jun 30, 2015
    Fidelity Select Portfolios - Health Care27,000,0002.01477,900,027Jun 30, 2015
    Vanguard Mid-Cap Index Fund25,437,7171.90451,519,476Mar 31, 2015
    Vanguard Total Stock Market Index Fund23,441,4861.75416,086,376Mar 31, 2015
    Fundamental Investors Inc22,280,0001.66394,356,022Jun 30, 2015
    Vanguard 500 Index Fund14,955,3771.12265,457,941Mar 31, 2015
    Vanguard Institutional Index Fund-Institutional Index Fund14,024,2121.05248,929,763Mar 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.