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DIMENSIONAL FUND ADVISORS LP: ARMK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of DIMENSIONAL FUND ADVISORS LP on ARMK, newest first. How the timeline and the estimate are built.

DIMENSIONAL FUND ADVISORS LP held 6,711,827 ARMK 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 6,711,827 shares
    Change vs previous 13F -465,357 shares

    0.07% of the 13F portfolio, value $381,892,396.

    13F-HR 0000354204-26-000866 filed by DIMENSIONAL FUND ADVISORS LP
    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 7,177,184 shares
    Change vs previous 13F +868,900 shares

    0.06% of the 13F portfolio, value $290,962,095.

    13F-HR 0000354204-26-000581 filed by DIMENSIONAL FUND ADVISORS LP
    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 6,308,284 shares
    Change vs previous 13F +413,593 shares

    0.05% of the 13F portfolio, value $232,531,741.

    13F-HR 0000354204-26-000347 filed by DIMENSIONAL FUND ADVISORS LP
    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 5,894,691 shares
    Change vs previous 13F -47,830 shares

    0.05% of the 13F portfolio, value $226,355,615.

    13F-HR 0000354204-25-001337 filed by DIMENSIONAL FUND ADVISORS LP
    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 5,942,521 shares
    Change vs previous 13F +179,614 shares

    0.06% of the 13F portfolio, value $248,821,822.

    13F-HR 0000354204-25-001097 filed by DIMENSIONAL FUND ADVISORS LP
    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 5,762,907 shares
    Change vs previous 13F +809,792 shares

    0.05% of the 13F portfolio, value $198,922,120.

    13F-HR 0000354204-25-000866 filed by DIMENSIONAL FUND ADVISORS LP
    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 4,953,115 shares
    Change vs previous 13F +19,205 shares

    0.04% of the 13F portfolio, value $184,801,857.

    13F-HR 0000354204-25-000528 filed by DIMENSIONAL FUND ADVISORS LP
    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 4,933,910 shares
    Change vs previous 13F not available

    0.05% of the 13F portfolio, value $191,086,245.

    13F-HR 0000354204-24-004773 filed by DIMENSIONAL FUND ADVISORS LP
    Filed (acceptance time not in the bulk data set), ingested

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