Skip to content
Disclosery

TWO SIGMA INVESTMENTS, LP: AMSC position timeline

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

TWO SIGMA INVESTMENTS, LP held 90,340 AMSC 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 90,340 shares
    Change vs previous 13F -78,676 shares

    <0.01% of the 13F portfolio, value $3,750,013.

    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 169,016 shares
    Share basis changed not comparable

    Membership change: TWO SIGMA ADVISERS, LP left the group. <0.01% of the 13F portfolio, value $5,721,192.

    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 368,671 shares
    Change vs previous 13F +232,648 shares

    0.01% of the 13F portfolio, value $10,610,351.

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

    • TWO SIGMA INVESTMENTS, LP: 321,571 shares
    • TWO SIGMA ADVISERS, LP: 47,100 shares

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

  4. period ended2025-09-30
    13F 136,023 shares
    Change vs previous 13F +13,173 shares

    0.01% of the 13F portfolio, value $8,078,406.

    13F-HR 0000899140-25-001286 filed by TWO SIGMA INVESTMENTS, LP
    Filed (acceptance time not in the bulk data set), ingested

    • TWO SIGMA INVESTMENTS, LP: 121,623 shares
    • TWO SIGMA ADVISERS, LP: 14,400 shares

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

  5. period ended2025-06-30
    13F 122,850 shares
    Change vs previous 13F +79,493 shares

    0.01% of the 13F portfolio, value $4,507,366.

    13F-HR 0000899140-25-000964 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).

  6. period ended2025-03-31
    13F 43,357 shares
    Change vs previous 13F +25,135 shares

    <0.01% of the 13F portfolio, value $786,496.

    13F-HR 0000899140-25-000680 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).

  7. period ended2024-12-31
    13F 18,222 shares
    Change vs previous 13F -628 shares

    <0.01% of the 13F portfolio, value $448,808.

    13F-HR 0000899140-25-000265 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).

  8. period ended2024-09-30
    13F 18,850 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $444,860.

    13F-HR 0000919574-24-006611 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).