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TUDOR INVESTMENT CORP ET AL: ACM position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of TUDOR INVESTMENT CORP ET AL on ACM, newest first. How the timeline and the estimate are built.

TUDOR INVESTMENT CORP ET AL held 669,882 ACM shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 669,882 shares
    Change vs previous 13F +437,803 shares

    0.19% of the 13F portfolio, value $46,757,764.

    13F-HR 0000902664-26-003485 filed by TUDOR INVESTMENT CORP ET AL
    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 232,079 shares
    Change vs previous 13F +138,063 shares

    0.11% of the 13F portfolio, value $19,684,941.

    13F-HR 0000902664-26-002516 filed by TUDOR INVESTMENT CORP ET AL
    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 94,016 shares
    Change vs previous 13F +94,016 shares

    0.05% of the 13F portfolio, value $8,962,545.

    13F-HR 0000902664-26-001113 filed by TUDOR INVESTMENT CORP ET AL
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2024-09-30
    13F 0 shares
    Change vs previous 13F not available

    13F-HR 0000902664-24-006581 filed by TUDOR INVESTMENT CORP ET AL
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.