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STF Management LP: ARM position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of STF Management LP on ARM, newest first. How the timeline and the estimate are built.

STF Management LP held 846 ARM shares at 2025-12-31 per its 13F-HR filed 2026-02-05.

the latest 13F is the newest step

  1. period ended2025-12-31
    13F 846 shares
    Change vs previous 13F -961 shares

    0.09% of the 13F portfolio, value $92,476.

    13F-HR 0001965239-26-000002 filed by STF Management LP
    Filed (acceptance time not in the bulk data set), ingested

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

  2. period ended2025-09-30
    13F 1,807 shares
    Change vs previous 13F -38 shares

    0.09% of the 13F portfolio, value $255,672.

    13F-HR 0001965239-25-000008 filed by STF Management LP
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-06-30
    13F 1,845 shares
    Change vs previous 13F +44 shares

    0.12% of the 13F portfolio, value $298,410.

    13F-HR 0001965239-25-000005 filed by STF Management 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 1,801 shares
    Change vs previous 13F -30 shares

    0.09% of the 13F portfolio, value $192,329.

    13F-HR 0001965239-25-000004 filed by STF Management LP
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2024-12-31
    13F 1,831 shares
    Change vs previous 13F +123 shares

    0.1% of the 13F portfolio, value $225,872.

    13F-HR 0001965239-25-000002 filed by STF Management LP
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-09-30
    13F 1,708 shares
    Change vs previous 13F -186 shares

    0.11% of the 13F portfolio, value $244,261.

    13F-HR 0001965239-24-000006 filed by STF Management LP
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-06-30
    13F 1,894 shares
    Change vs previous 13F not available

    0.13% of the 13F portfolio, value $309,896.

    13F-HR 0001965239-24-000004 filed by STF Management LP
    Filed (acceptance time not in the bulk data set), ingested

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