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    FormFactor Inc. (FORM)

    -NasdaqGS
    8.98 Up 0.03(0.34%) May 26, 4:00PM 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:84%
    % of Float Held by Institutional & Mutual Fund Owners:85%
    Number of Institutions Holding Shares:117

    Major Direct Holders (Forms 3 & 4)
    HolderSharesReported
    SLESSOR MIKE188,618May 7, 2015
    LUDWIG MICHAEL M146,437May 7, 2015
    MERKADEAU STUART L78,629May 7, 2015
    ROGAS EDWARD JR40,000May 18, 2015
    ZELLNER MICHAEL W38,000May 18, 2015


    Top Institutional Holders
    HolderShares% OutValue*Reported
    Vanguard Group, Inc. (The)3,654,9956.3532,419,805Mar 31, 2015
    Dimensional Fund Advisors LP3,579,5096.2231,750,244Mar 31, 2015
    Needham Investment Management, L.L.C.2,253,4503.9119,988,101Mar 31, 2015
    BlackRock Institutional Trust Company, N.A.1,946,3133.3817,263,796Mar 31, 2015
    Investment Counselors of Maryland1,749,5983.0415,518,934Mar 31, 2015
    Neuberger Berman Group, LLC1,579,3422.7414,008,763Mar 31, 2015
    BlackRock Fund Advisors1,503,6692.6113,337,544Mar 31, 2015
    Royce & Associates, LLC1,435,5202.4912,733,062Mar 31, 2015
    Renaissance Technologies, LLC1,162,2002.0210,308,714Mar 31, 2015
    Primecap Management Company8,209,91814.2672,821,972Mar 31, 2015

    Top Mutual Fund Holders
    HolderShares% OutValue*Reported
    Vanguard Horizon Fund-Capital Opportunity Portfolio5,809,70010.0949,963,420Dec 31, 2014
    Primecap Odyssey Aggressive Growth Fund1,126,3001.969,990,281Mar 31, 2015
    DFA U.S. Small Cap Value Series1,036,2311.807,823,544Jan 31, 2015
    Vanguard Small-Cap Index Fund984,7121.718,468,523Dec 31, 2014
    iShares Russell 2000 ETF948,4871.658,413,079Mar 31, 2015
    Vanguard Total Stock Market Index Fund942,5821.648,106,205Dec 31, 2014
    Royce Opportunity Fund825,1611.437,319,178Mar 31, 2015
    Advisors Inner Circle Fund-ICM Small Company Portfolio755,4521.315,703,662Jan 31, 2015
    Needham Growth Fund665,0001.155,898,550Mar 31, 2015
    Primecap Odyssey Growth Fund658,4181.145,840,167Mar 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.