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ACADIAN ASSET MANAGEMENT LLC: MA position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of ACADIAN ASSET MANAGEMENT LLC on MA, newest first. How the timeline and the estimate are built.

ACADIAN ASSET MANAGEMENT LLC held 510,366 MA shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 510,366 shares
    Change vs previous 13F +224,769 shares

    0.31% of the 13F portfolio, value $262,103,000.

    13F-HR 0001140361-26-032657 filed by ACADIAN ASSET MANAGEMENT LLC
    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 285,597 shares
    Change vs previous 13F -130,716 shares

    0.2% of the 13F portfolio, value $142,682,000.

    13F-HR 0001140361-26-020957 filed by ACADIAN ASSET MANAGEMENT LLC
    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 416,313 shares
    Change vs previous 13F -1,018,145 shares

    0.39% of the 13F portfolio, value $237,641,000.

    13F-HR 0001140361-26-004564 filed by ACADIAN ASSET MANAGEMENT LLC
    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 1,434,458 shares
    Change vs previous 13F +141,355 shares

    1.42% of the 13F portfolio, value $815,892,000.

    13F-HR 0001140361-25-041908 filed by ACADIAN ASSET MANAGEMENT LLC
    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 1,293,103 shares
    Change vs previous 13F +541,687 shares

    1.5% of the 13F portfolio, value $726,606,000.

    13F-HR 0001140361-25-029365 filed by ACADIAN ASSET MANAGEMENT LLC
    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 751,416 shares
    Change vs previous 13F +392,454 shares

    1.16% of the 13F portfolio, value $411,833,000.

    13F-HR 0001135428-25-000021 filed by ACADIAN ASSET MANAGEMENT LLC
    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 358,962 shares
    Change vs previous 13F not available

    0.55% of the 13F portfolio, value $188,992,000.

    13F-HR 0001135428-25-000010 filed by ACADIAN ASSET MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

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