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Disclosery

American Trust: COST position timeline

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

American Trust held 4,968 COST 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 4,968 shares
    Change vs previous 13F -702 shares

    0.36% of the 13F portfolio, value $4,647,415.

    13F-HR 0001905128-26-000005 filed by American Trust
    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 5,670 shares
    Change vs previous 13F -1,151 shares

    0.5% of the 13F portfolio, value $5,649,758.

    13F-HR 0001905128-26-000004 filed by American Trust
    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 6,821 shares
    Change vs previous 13F +188 shares

    0.49% of the 13F portfolio, value $5,882,021.

    13F-HR 0001905128-26-000002 filed by American Trust
    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 6,633 shares
    Change vs previous 13F -123 shares

    0.52% of the 13F portfolio, value $6,139,704.

    13F-HR 0001905128-25-000010 filed by American Trust
    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 6,756 shares
    Change vs previous 13F +403 shares

    0.63% of the 13F portfolio, value $6,688,035.

    13F-HR 0001905128-25-000007 filed by American Trust
    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 6,353 shares
    Change vs previous 13F -999 shares

    1.48% of the 13F portfolio, value $6,008,540.

    13F-HR 0001905128-25-000004 filed by American Trust
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-12-31
    13F 7,352 shares
    Change vs previous 13F -456 shares

    0.51% of the 13F portfolio, value $6,736,417.

    13F-HR 0001905128-25-000002 filed by American Trust
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-09-30
    13F 7,808 shares
    Change vs previous 13F not available

    0.57% of the 13F portfolio, value $6,921,948.

    13F-HR 0001905128-24-000008 filed by American Trust
    Filed (acceptance time not in the bulk data set), ingested

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