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    Vicor Corp. (VICR)

    -NasdaqGS
    12.69 Up 0.03(0.24%) 11:43AM EST - Nasdaq Real Time Price
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    Major HoldersGet Major Holders for:
    Breakdown
    % of Shares Held by All Insider and 5% Owners:39%
    % of Shares Held by Institutional & Mutual Fund Owners:35%
    % of Float Held by Institutional & Mutual Fund Owners:57%
    Number of Institutions Holding Shares:86

    Major Direct Holders (Forms 3 & 4)
    HolderSharesReported
    VINCIARELLI PATRIZIO9,758,893Sep 10, 2014
    SIMMS JAMES A45,000Jun 18, 2013
    ANDERSON SAMUEL J7,247Nov 4, 2013
    KELLEHER BARRY2,257Nov 10, 2014
    ZENGILOWSKI RICHARD E560Oct 30, 2014


    Top Institutional Holders
    HolderShares% OutValue*Reported
    Manatuck Hill Partners, LLC1,011,3383.779,506,577Sep 30, 2014
    BlackRock Fund Advisors868,5593.248,164,454Sep 30, 2014
    Ashford Capital Management Inc.826,7003.087,770,980Sep 30, 2014
    Rima Senvest Management LLC810,0023.027,614,018Sep 30, 2014
    Vanguard Group, Inc. (The)718,8752.686,757,425Sep 30, 2014
    Dimensional Fund Advisors LP690,3642.586,489,421Sep 30, 2014
    BlackRock Institutional Trust Company, N.A.625,3392.335,878,186Sep 30, 2014
    Ironwood Investment Management, LLC459,9481.724,323,511Sep 30, 2014
    State Street Corporation349,8611.313,288,693Sep 30, 2014
    Teton Advisors, Inc257,5910.962,421,355Sep 30, 2014

    Top Mutual Fund Holders
    HolderShares% OutValue*Reported
    iShares Core S&P Smallcap ETF342,0201.284,654,892Oct 31, 2014
    Vanguard Extended Market Index Fund261,5970.982,459,011Sep 30, 2014
    DFA U.S. Micro Cap Series259,7890.972,047,137Jul 31, 2014
    Teton Westwood Mighty Mites Fd257,5910.962,421,355Sep 30, 2014
    iShares Russell 2000 ETF248,8490.933,386,834Oct 31, 2014
    Vanguard Total Stock Market Index Fund245,0840.912,303,789Sep 30, 2014
    EQ Advisors Trust-EQ/GAMCO Small Company Value Portfolio180,0000.671,508,400Jun 30, 2014
    Gabelli Small Cap Growth Fund155,5070.581,461,765Sep 30, 2014
    DFA U.S. Small Cap Series107,1880.40844,641Jul 31, 2014
    Vanguard Tax Managed Fund-Small Cap Fund101,5940.38954,983Sep 30, 2014

    View Transactions for Insiders & Institutional Holders

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

    Currency in USD.