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Disclosery

Columbia Asset Management: COST position timeline

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

Columbia Asset Management held 4,353 COST shares at 2026-06-30 per its 13F-HR filed 2026-07-21.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 4,353 shares
    Change vs previous 13F -150 shares

    0.71% of the 13F portfolio, value $4,071,855.

    13F-HR 0002085853-26-000792 filed by Columbia Asset Management
    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 4,503 shares
    Change vs previous 13F +32 shares

    0.85% of the 13F portfolio, value $4,486,562.

    13F-HR 0002085853-26-000430 filed by Columbia Asset Management
    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 4,471 shares
    Change vs previous 13F +5 shares

    0.69% of the 13F portfolio, value $3,855,129.

    13F-HR 0002085853-26-000122 filed by Columbia Asset Management
    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 4,466 shares
    Change vs previous 13F -147 shares

    0.77% of the 13F portfolio, value $4,134,274.

    13F-HR 0002085853-25-000221 filed by Columbia Asset Management
    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 4,613 shares
    Change vs previous 13F -69 shares

    0.9% of the 13F portfolio, value $4,566,938.

    13F-HR 0001667731-25-000872 filed by Columbia Asset Management
    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 4,682 shares
    Change vs previous 13F -222 shares

    0.9% of the 13F portfolio, value $4,428,385.

    13F-HR 0001667731-25-000412 filed by Columbia Asset Management
    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 4,904 shares
    Change vs previous 13F -445 shares

    0.86% of the 13F portfolio, value $4,493,551.

    13F-HR 0001667731-25-000251 filed by Columbia Asset Management
    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 5,349 shares
    Change vs previous 13F not available

    0.83% of the 13F portfolio, value $4,742,000.

    13F-HR 0001585047-24-000004 filed by Columbia Asset Management
    Filed (acceptance time not in the bulk data set), ingested

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