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DIMENSIONAL FUND ADVISORS LP: ACH position timeline

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

DIMENSIONAL FUND ADVISORS LP held 1,640,163 ACH 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 1,640,163 shares
    Change vs previous 13F -966,457 shares

    <0.01% of the 13F portfolio, value $5,609,358.

    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 2,606,620 shares
    Change vs previous 13F -404,245 shares

    <0.01% of the 13F portfolio, value $5,943,093.

    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 3,010,865 shares
    Change vs previous 13F -496,694 shares

    <0.01% of the 13F portfolio, value $8,430,423.

    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 3,507,559 shares
    Change vs previous 13F -750,606 shares

    <0.01% of the 13F portfolio, value $16,835,489.

    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 4,258,165 shares
    Change vs previous 13F -129,026 shares

    0.01% of the 13F portfolio, value $38,748,426.

    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 4,387,191 shares
    Change vs previous 13F -315,057 shares

    0.01% of the 13F portfolio, value $39,613,219.

    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 4,702,248 shares
    Change vs previous 13F -98,203 shares

    0.01% of the 13F portfolio, value $61,456,504.

    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 4,800,451 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $75,321,619.

    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).