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TFB Advisors LLC: ARM position timeline

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

TFB Advisors LLC held 3,387 ARM shares at 2026-06-30 per its 13F-HR filed 2026-08-06.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 3,387 shares
    Change vs previous 13F -376 shares

    0.53% of the 13F portfolio, value $1,200,929.

    13F-HR 0001965201-26-000003 filed by TFB Advisors LLC
    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 3,763 shares
    Change vs previous 13F +198 shares

    0.3% of the 13F portfolio, value $569,267.

    13F-HR 0001965201-26-000002 filed by TFB Advisors LLC
    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 3,565 shares
    Change vs previous 13F +38 shares

    0.11% of the 13F portfolio, value $389,690.

    13F-HR 0001965201-26-000001 filed by TFB Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-09-30
    13F 3,527 shares
    Change vs previous 13F +118 shares

    0.17% of the 13F portfolio, value $593,100.

    13F-HR 0001965201-25-000004 filed by TFB Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-06-30
    13F 3,409 shares
    Change vs previous 13F +825 shares

    0.14% of the 13F portfolio, value $551,372.

    13F-HR 0001830817-25-000004 filed by TFB Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-03-31
    13F 2,584 shares
    Change vs previous 13F not available

    0.08% of the 13F portfolio, value $275,945.

    13F-HR 0001965201-25-000003 filed by TFB Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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