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TWO SIGMA INVESTMENTS, LP: STEM position timeline

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

TWO SIGMA INVESTMENTS, LP held 103,234 STEM 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 103,234 shares
    Change vs previous 13F -72,155 shares

    <0.01% of the 13F portfolio, value $806,258.

    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 175,389 shares
    Share basis changed not comparable

    Membership change: TWO SIGMA ADVISERS, LP left the group. <0.01% of the 13F portfolio, value $1,550,439.

    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 112,789 shares
    Change vs previous 13F -6,946 shares

    <0.01% of the 13F portfolio, value $1,697,475.

    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: 85,099 shares
    • TWO SIGMA ADVISERS, LP: 27,690 shares

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

  4. period ended2025-09-30
    13F 119,735 shares
    Change vs previous 13F +102,997 shares

    <0.01% of the 13F portfolio, value $2,097,757.

    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: 94,045 shares
    • TWO SIGMA ADVISERS, LP: 25,690 shares

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

  5. period ended2025-06-30
    13F 16,738 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $104,278.

    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).