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Defender Capital, LLC.: ARM position timeline

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

Defender Capital, LLC. held 20,459 ARM shares at 2026-09-30 per its 13F-HR filed 2026-10-01.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 20,459 shares
    Change vs previous 13F -122 shares

    1.86% of the 13F portfolio, value $5,926,154.

    13F-HR 0001766929-26-000004 filed by Defender Capital, LLC.
    Accepted , ingested

  2. period ended2026-06-30
    13F 20,581 shares
    Change vs previous 13F -78,359 shares

    2.37% of the 13F portfolio, value $7,297,406.

    13F-HR 0001766929-26-000003 filed by Defender Capital, LLC.
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2026-03-31
    13F 98,940 shares
    Change vs previous 13F -2,000 shares

    5.31% of the 13F portfolio, value $14,967,643.

    13F-HR 0001766929-26-000002 filed by Defender Capital, LLC.
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-12-31
    13F 100,940 shares
    Change vs previous 13F +100,940 shares

    3.57% of the 13F portfolio, value $11,034,231.

    13F-HR 0001766929-26-000001 filed by Defender Capital, LLC.
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-09-30
    13F 0 shares
    Change vs previous 13F -106,985 shares

    13F-HR 0001766929-25-000005 filed by Defender Capital, LLC.
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  6. period ended2025-06-30
    13F 106,985 shares
    Change vs previous 13F not available

    5.88% of the 13F portfolio, value $17,303,754.

    13F-HR 0001766929-25-000003 filed by Defender Capital, LLC.
    Filed (acceptance time not in the bulk data set), ingested

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