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Disclosery

PRIMECAP MANAGEMENT CO/CA/: MGM position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of PRIMECAP MANAGEMENT CO/CA/ on MGM, newest first. How the timeline and the estimate are built.

PRIMECAP MANAGEMENT CO/CA/ held 0 MGM shares at 2025-06-30 per its 13F-HR filed 2025-08-11.

the latest 13F is the newest step

  1. period ended2025-06-30
    13F 0 shares
    Change vs previous 13F -550,370 shares

    13F-HR 0001085146-25-004804 filed by PRIMECAP MANAGEMENT CO/CA/
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

    Exited: the 13F for this period no longer lists the position.

  2. period ended2025-03-31
    13F 550,370 shares
    Change vs previous 13F -8,120 shares

    0.01% of the 13F portfolio, value $16,312,967.

    13F-HR 0001085146-25-002901 filed by PRIMECAP MANAGEMENT CO/CA/
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2024-12-31
    13F 558,490 shares
    Change vs previous 13F -240,460 shares

    0.01% of the 13F portfolio, value $19,351,679.

    13F-HR 0001085146-25-000946 filed by PRIMECAP MANAGEMENT CO/CA/
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  4. period ended2024-09-30
    13F 798,950 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $31,230,956.

    13F-HR 0001085146-24-005460 filed by PRIMECAP MANAGEMENT CO/CA/
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).