Skip to content

TUDOR INVESTMENT CORP ET AL: ACI position timeline

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

TUDOR INVESTMENT CORP ET AL held 63,464 ACI 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 63,464 shares
    Change vs previous 13F -48,128 shares

    <0.01% of the 13F portfolio, value $858,668.

    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 111,592 shares
    Change vs previous 13F +111,592 shares

    0.01% of the 13F portfolio, value $1,901,528.

    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 0 shares
    Change vs previous 13F -338,078 shares

    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).

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

  4. period ended2025-09-30
    13F/A 338,078 shares
    Change vs previous 13F +272,678 shares

    0.04% of the 13F portfolio, value $5,919,746.

    13F-HR/A 0000902664-25-005239 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).

  5. period ended2025-06-30
    13F 65,400 shares
    Change vs previous 13F +65,400 shares

    0.01% of the 13F portfolio, value $1,406,754.

    13F-HR 0000902664-25-003613 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).

  6. period ended2025-03-31
    13F 0 shares
    Change vs previous 13F -428,939 shares

    13F-HR 0000902664-25-002382 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.

  7. period ended2024-12-31
    13F 428,939 shares
    Change vs previous 13F +236,973 shares

    0.09% of the 13F portfolio, value $8,424,362.

    13F-HR 0000902664-25-001008 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).

  8. period ended2024-09-30
    13F 191,966 shares
    Change vs previous 13F not available

    0.04% of the 13F portfolio, value $3,547,532.

    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).