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Disclosery

Family Office Research LLC: COST position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Family Office Research LLC on COST, newest first. How the timeline and the estimate are built.

Family Office Research LLC held 279 COST shares at 2026-09-30 per its 13F-HR filed 2026-10-14.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 279 shares
    Change vs previous 13F -14 shares

    0.1% of the 13F portfolio, value $254,411.

    13F-HR 0001172661-26-004535 filed by Family Office Research LLC
    Accepted , ingested

  2. period ended2026-06-30
    13F 293 shares
    Change vs previous 13F -32 shares

    0.1% of the 13F portfolio, value $274,470.

    13F-HR 0001172661-26-002809 filed by Family Office Research 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 325 shares
    Change vs previous 13F -42 shares

    0.14% of the 13F portfolio, value $324,212.

    13F-HR 0001172661-26-001761 filed by Family Office Research 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 367 shares
    Change vs previous 13F 0 shares

    0.13% of the 13F portfolio, value $318,799.

    13F-HR 0001172661-26-000542 filed by Family Office Research 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 367 shares
    Change vs previous 13F -20 shares

    0.15% of the 13F portfolio, value $340,001.

    13F-HR 0001172661-25-004576 filed by Family Office Research LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-06-30
    13F 387 shares
    Change vs previous 13F 0 shares

    0.18% of the 13F portfolio, value $383,396.

    13F-HR 0001172661-25-003381 filed by Family Office Research LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2025-03-31
    13F 387 shares
    Change vs previous 13F +2 shares

    0.18% of the 13F portfolio, value $366,268.

    13F-HR 0001172661-25-002402 filed by Family Office Research LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-12-31
    13F 385 shares
    Change vs previous 13F not available

    0.15% of the 13F portfolio, value $352,987.

    13F-HR 0001172661-25-000759 filed by Family Office Research LLC
    Filed (acceptance time not in the bulk data set), ingested

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