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TWO SIGMA INVESTMENTS, LP: ATEN position timeline

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

TWO SIGMA INVESTMENTS, LP held 1,124,963 ATEN 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 1,124,963 shares
    Change vs previous 13F -195,026 shares

    0.03% of the 13F portfolio, value $42,028,618.

    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 1,319,989 shares
    Share basis changed not comparable

    Membership change: TWO SIGMA ADVISERS, LP left the group. 0.03% of the 13F portfolio, value $30,518,146.

    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 1,207,734 shares
    Change vs previous 13F +71,088 shares

    0.02% of the 13F portfolio, value $21,364,814.

    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: 733,734 shares
    • TWO SIGMA ADVISERS, LP: 474,000 shares

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

  4. period ended2025-09-30
    13F 1,136,646 shares
    Change vs previous 13F +122,185 shares

    0.02% of the 13F portfolio, value $20,630,125.

    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: 683,246 shares
    • TWO SIGMA ADVISERS, LP: 453,400 shares

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

  5. period ended2025-06-30
    13F 1,014,461 shares
    Change vs previous 13F +174,685 shares

    0.02% of the 13F portfolio, value $19,629,820.

    13F-HR 0000899140-25-000964 filed by TWO SIGMA INVESTMENTS, LP
    Filed (acceptance time not in the bulk data set), ingested

    • TWO SIGMA INVESTMENTS, LP: 573,164 shares
    • TWO SIGMA ADVISERS, LP: 441,297 shares

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

  6. period ended2025-03-31
    13F 839,776 shares
    Change vs previous 13F +404,828 shares

    0.02% of the 13F portfolio, value $13,721,940.

    13F-HR 0000899140-25-000680 filed by TWO SIGMA INVESTMENTS, LP
    Filed (acceptance time not in the bulk data set), ingested

    • TWO SIGMA INVESTMENTS, LP: 491,576 shares
    • TWO SIGMA ADVISERS, LP: 348,200 shares

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

  7. period ended2024-12-31
    13F 434,948 shares
    Change vs previous 13F -16,871 shares

    0.01% of the 13F portfolio, value $8,003,043.

    13F-HR 0000899140-25-000265 filed by TWO SIGMA INVESTMENTS, LP
    Filed (acceptance time not in the bulk data set), ingested

    • TWO SIGMA INVESTMENTS, LP: 229,648 shares
    • TWO SIGMA ADVISERS, LP: 205,300 shares

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

  8. period ended2024-09-30
    13F 451,819 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $6,524,266.

    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: 268,319 shares
    • TWO SIGMA ADVISERS, LP: 183,500 shares

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