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    Advanced Drainage Systems, Inc. (WMS)

    -NYSE
    25.09 Up 0.42(1.70%) Jan 23, 4:02PM EST
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    Major HoldersGet Major Holders for:
    Breakdown
    % of Shares Held by All Insider and 5% Owners:6%
    % of Shares Held by Institutional & Mutual Fund Owners:98%
    % of Float Held by Institutional & Mutual Fund Owners:104%
    Number of Institutions Holding Shares:187

    Major Direct Holders (Forms 3 & 4)
    HolderSharesReported
    CHLAPATY JOSEPH A182,331Dec 10, 2014
    ASP ADS INVESTCO, LLC7,546,908Dec 15, 2014
    FUSSNER THOMAS M592,118Jul 24, 2014
    STURGEON MARK B440,537Jul 24, 2014
    KLEIN ROBERT M306,538Jul 24, 2014


    Top Institutional Holders
    HolderShares% OutValue*Reported
    Waddell & Reed Financial Inc.3,007,3005.6863,002,935Sep 30, 2014
    Massachusetts Financial Services Co.1,925,4023.6440,337,171Sep 30, 2014
    12 West Capital Management, LP1,511,2972.8531,661,672Sep 30, 2014
    Lord Abbett & Co929,8001.7619,479,310Sep 30, 2014
    Lazard Asset Management LLC754,3741.4315,804,135Sep 30, 2014
    Water Asset Management, LLC554,4601.0511,615,937Sep 30, 2014
    PNC Financial Services Group, Inc.549,9641.0411,521,745Sep 30, 2014
    Vanguard Group, Inc. (The)502,1990.9510,521,069Sep 30, 2014
    First Investors Management Company, Inc426,7000.818,939,365Sep 30, 2014
    ACK Asset Management, LLC419,5000.798,788,525Sep 30, 2014

    Top Mutual Fund Holders
    HolderShares% OutValue*Reported
    Ivy Science & Technology Fund1,682,0853.1835,239,680Sep 30, 2014
    Waddell & Reed Advisors Funds-Science & Technology Fund1,119,3272.1123,449,900Sep 30, 2014
    Calvert Impact Fund, Inc-Calvert Global Water Fund999,5511.8920,940,593Sep 30, 2014
    MFS New Discovery Fund969,3931.8318,389,385Aug 31, 2014
    Lord Abbett Research Fund, Small-Cap Value Series673,2001.2712,770,604Aug 31, 2014
    MFS Variable Insurance Trust-MFS New Discovery Series434,1670.829,095,798Sep 30, 2014
    First Investors Equity Fds-Opportunity Fd256,5000.485,373,675Sep 30, 2014
    Columbia Fds Ser Tr I-Columbia Small Cap Growth Fd I256,3150.484,862,295Aug 31, 2014
    iShares Russell 2000 ETF245,8760.465,780,544Nov 30, 2014
    Vanguard Small-Cap Index Fund209,0980.394,380,603Sep 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.