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TWO SIGMA INVESTMENTS, LP: ACI position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of TWO SIGMA INVESTMENTS, LP on ACI, newest first. How the timeline and the estimate are built.

TWO SIGMA INVESTMENTS, LP held 115,987 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 115,987 shares
    Change vs previous 13F -4,872 shares

    <0.01% of the 13F portfolio, value $1,569,304.

    13F-HR 0000899140-26-000855 filed by TWO SIGMA INVESTMENTS, 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 120,859 shares
    Change vs previous 13F 0 shares

    <0.01% of the 13F portfolio, value $2,059,437.

    13F-HR 0000899140-26-000547 filed by TWO SIGMA INVESTMENTS, 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 120,859 shares
    Change vs previous 13F +120,859 shares

    <0.01% of the 13F portfolio, value $2,075,149.

    13F-HR 0000899140-26-000232 filed by TWO SIGMA INVESTMENTS, LP
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-03-31
    13F 0 shares
    Change vs previous 13F -19,700 shares

    13F-HR 0000899140-25-000679 filed by TWO SIGMA ADVISERS, LP
    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.

  5. period ended2024-12-31
    13F 19,700 shares
    Change vs previous 13F -336,127 shares

    <0.01% of the 13F portfolio, value $386,908.

    13F-HR 0000899140-25-000264 filed by TWO SIGMA ADVISERS, LP
    Filed (acceptance time not in the bulk data set), ingested

    • TWO SIGMA INVESTMENTS, LP: 0 shares
    • TWO SIGMA ADVISERS, LP: 19,700 shares

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

  6. period ended2024-09-30
    13F 355,827 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $6,575,683.

    13F-HR 0000919574-24-006611 filed by TWO SIGMA INVESTMENTS, LP
    Filed (acceptance time not in the bulk data set), ingested

    • TWO SIGMA INVESTMENTS, LP: 298,127 shares
    • TWO SIGMA ADVISERS, LP: 57,700 shares

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