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TWO SIGMA INVESTMENTS, LP: KPTI position timeline

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

TWO SIGMA INVESTMENTS, LP held 695,264 KPTI 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 695,264 shares
    Change vs previous 13F +544,032 shares

    0.01% of the 13F portfolio, value $6,792,729.

    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 151,232 shares
    Share basis changed not comparable

    Membership change: TWO SIGMA ADVISERS, LP left the group. <0.01% of the 13F portfolio, value $842,362.

    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 238,522 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $1,755,521.

    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: 148,793 shares
    • TWO SIGMA ADVISERS, LP: 89,729 shares

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