MATTEL INC (MAT) Institutional Ownership Changes & 13F Activity

MATTEL INC (MAT). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings. This page analyzes institutional buying and selling activity, new holdings, and sold-out positions among tracked filers. Notable filers include Longleaf Partners, Ariel Appreciation Fund, Sequoia Financial Advisors, Renaissance Technologies LLC, and Miller Value Partners.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q4 2016Ariel Appreciation FundBuy685,1784,460,539$122,888
Q3 2016Ariel Appreciation FundSell-235,8303,775,361$114,318
Q2 2016Ariel Appreciation FundSell-408,2794,011,191$125,510
Q1 2016Causeway Capital ManagementSell-4,059,16341,400$1,800
Q1 2016Ariel Appreciation FundSell-1,443,8954,419,470$148,583
Q1 2016Renaissance Technologies LLCBuy785,1001,545,700$51,966
Q4 2015Causeway Capital ManagementSell-431,6444,100,563$133,696
Q4 2015Ariel Appreciation FundBuy31,0805,863,365$159,308
Q3 2015Ariel Appreciation FundBuy2,646,6705,832,285$122,828
Q3 2015Causeway Capital ManagementBuy1,723,9794,532,207$117,838
Q2 2015Ariel Appreciation FundBuy3,185,6153,185,615$81,838
Q2 2015Renaissance Technologies LLCSell-1,930,699760,600$19,540
Q2 2015Causeway Capital ManagementBuy493,1882,808,228$84,372
Q1 2015Renaissance Technologies LLCBuy2,205,1992,691,299$61,496
Q1 2015Causeway Capital ManagementSell-146,7912,315,040$70,839
Q1 2015Jensen Investment ManagementBuy5,06021,900$500
Q4 2014Causeway Capital ManagementBuy475,8062,461,831$85,642
Q4 2014Jensen Investment ManagementBuy16,84016,840$521
Q3 2014Causeway Capital ManagementBuy1,733,0251,986,025$66,338
Q3 2014Renaissance Technologies LLCBuy244,900486,100$14,899
Q2 2014Causeway Capital ManagementBuy253,000253,000$10,230
Q3 2013Gardner Russo & QuinnSell-5,0006,625$277
Q2 2013Renaissance Technologies LLCBuy241,200241,200$10,929
Q2 2013Gardner Russo & QuinnBuy11,62511,625$527

Frequently asked questions about MAT activity

  • Which institutional owners are buying MAT?

    Institutional owners buying MAT include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in MAT activity?

    "Buy" means an investor increased their reported position in MAT compared to the prior reporting period. This reflects growing exposure to MATTEL INC (MAT) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in MAT increasing?

    Institutional interest in MAT can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.

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