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DIMENSIONAL FUND ADVISORS LP: ABM position timeline

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

DIMENSIONAL FUND ADVISORS LP held 4,093,214 ABM 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 4,093,214 shares
    Change vs previous 13F +17,167 shares

    0.03% of the 13F portfolio, value $181,086,917.

    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 4,076,047 shares
    Change vs previous 13F +24,213 shares

    0.03% of the 13F portfolio, value $157,007,247.

    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 4,051,834 shares
    Change vs previous 13F +31,709 shares

    0.04% of the 13F portfolio, value $171,394,186.

    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 4,020,125 shares
    Change vs previous 13F -16,376 shares

    0.04% of the 13F portfolio, value $185,405,617.

    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 4,036,501 shares
    Change vs previous 13F -205,422 shares

    0.04% of the 13F portfolio, value $190,560,037.

    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 4,241,923 shares
    Change vs previous 13F -190,510 shares

    0.05% of the 13F portfolio, value $200,895,488.

    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 4,432,433 shares
    Change vs previous 13F -179,596 shares

    0.05% of the 13F portfolio, value $226,853,477.

    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 4,612,029 shares
    Change vs previous 13F not available

    0.06% of the 13F portfolio, value $243,324,369.

    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).