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BLAIR WILLIAM & CO/IL: MGM position timeline

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

BLAIR WILLIAM & CO/IL held 34,811 MGM shares at 2026-06-30 per its 13F-HR filed 2026-08-11.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 34,811 shares
    Change vs previous 13F +44 shares

    <0.01% of the 13F portfolio, value $1,664,319.

    13F-HR 0001104659-26-093821 filed by BLAIR WILLIAM & CO/IL
    Filed (acceptance time not in the bulk data set), ingested

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

  2. period ended2026-03-31
    13F 34,767 shares
    Change vs previous 13F +413 shares

    <0.01% of the 13F portfolio, value $1,286,731.

    13F-HR 0001104659-26-057897 filed by BLAIR WILLIAM & CO/IL
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-12-31
    13F 34,354 shares
    Change vs previous 13F -841 shares

    <0.01% of the 13F portfolio, value $1,253,582.

    13F-HR 0001104659-26-015563 filed by BLAIR WILLIAM & CO/IL
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-09-30
    13F 35,195 shares
    Change vs previous 13F -2,497 shares

    <0.01% of the 13F portfolio, value $1,219,863.

    13F-HR 0001104659-25-109927 filed by BLAIR WILLIAM & CO/IL
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-06-30
    13F 37,692 shares
    Change vs previous 13F -335 shares

    <0.01% of the 13F portfolio, value $1,296,232.

    13F-HR 0001104659-25-070274 filed by BLAIR WILLIAM & CO/IL
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-03-31
    13F 38,027 shares
    Change vs previous 13F +630 shares

    <0.01% of the 13F portfolio, value $1,127,124.

    13F-HR 0001104659-25-046545 filed by BLAIR WILLIAM & CO/IL
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-12-31
    13F 37,397 shares
    Change vs previous 13F -4,274 shares

    <0.01% of the 13F portfolio, value $1,295,810.

    13F-HR 0001104659-25-011872 filed by BLAIR WILLIAM & CO/IL
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-09-30
    13F 41,671 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $1,628,924.

    13F-HR 0001104659-24-116499 filed by BLAIR WILLIAM & CO/IL
    Filed (acceptance time not in the bulk data set), ingested

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