MGM RESORTS INTERNATIONAL (MGM) Institutional Ownership Changes & 13F Activity

MGM RESORTS INTERNATIONAL (MGM) institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC 13F filings (Q1 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions among tracked filers. Notable filers include Longleaf Partners, Sequoia Financial Advisors, Dodge & Cox Stock Fund, Meritage Group, and Scion Asset Management.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q2 2019Renaissance Technologies LLCBuy2,500,5702,516,870$71,907
Q1 2019Renaissance Technologies LLCSell-279,94016,300$418
Q2 2018Appaloosa ManagementSell-3,276,000793,504$23,035
Q1 2018Appaloosa ManagementBuy1,742,7384,069,504$142,514
Q1 2018Renaissance Technologies LLCSell-1,297,100296,240$10,374
Q4 2017Third PointBuy3,000,0003,000,000$100,170
Q4 2017Appaloosa ManagementBuy2,326,7662,326,766$77,691
Q4 2017First Eagle U.S. ValueBuy524,559713,004$23,807
Q4 2017Renaissance Technologies LLCBuy508,8001,593,340$53,202
Q2 2017First Eagle U.S. ValueBuy188,445188,445$5,896
Q4 2016Renaissance Technologies LLCBuy801,5001,084,540$31,267
Q3 2016Renaissance Technologies LLCSell-987,100283,040$7,368
Q4 2015Vulcan Value PartnersBuy9,7009,700$220
Q4 2014Viking Global InvestorsBuy1,399,1871,399,187$29,915
Q2 2014Renaissance Technologies LLCSell-1,636,5001,270,140$33,532
Q1 2014Renaissance Technologies LLCSell-465,3002,906,640$75,166
Q4 2013Renaissance Technologies LLCBuy1,719,0003,371,940$79,308
Q3 2013Renaissance Technologies LLCBuy1,652,9401,652,940$33,786

Frequently asked questions about MGM activity

  • Which institutional owners are buying MGM?

    Institutional owners buying MGM 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 MGM activity?

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

  • Is institutional interest in MGM increasing?

    Institutional interest in MGM 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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