MGM RESORTS INTERNATIONAL (MGM) Institutional Ownership and Insiders Activity

MGM RESORTS INTERNATIONAL (MGM) is widely held by institutional investors, with 3 tracked firms reporting positions valued at approximately $63.51M based on SEC Form 13F filings for the quarter ended June 30, 2026.

Longleaf Partners is the largest disclosed holder, reporting approximately $61.55M in MGM holdings in its latest filing.

Institutional ownership among tracked investors remains highly concentrated, with Longleaf Partners representing the majority of disclosed value.

Recent insider activity includes 3 tracked Form 4 transactions over the last three months, reflecting ongoing executive and director trading activity.