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ACADIAN ASSET MANAGEMENT LLC: AME position timeline

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

ACADIAN ASSET MANAGEMENT LLC held 568,171 AME 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 568,171 shares
    Change vs previous 13F +8,053 shares

    0.16% of the 13F portfolio, value $137,445,000.

    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 560,118 shares
    Change vs previous 13F +65,802 shares

    0.17% of the 13F portfolio, value $120,051,000.

    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 494,316 shares
    Change vs previous 13F -48,778 shares

    0.17% of the 13F portfolio, value $101,476,000.

    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 543,094 shares
    Change vs previous 13F +295,950 shares

    0.18% of the 13F portfolio, value $102,077,000.

    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 247,144 shares
    Change vs previous 13F +161,456 shares

    0.09% of the 13F portfolio, value $44,713,000.

    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 85,688 shares
    Change vs previous 13F -114,605 shares

    0.04% of the 13F portfolio, value $14,739,000.

    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 200,293 shares
    Change vs previous 13F not available

    0.1% of the 13F portfolio, value $36,095,000.

    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).