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Disclosery

Exchange Bank: COST position timeline

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

Exchange Bank held 825 COST shares at 2026-09-30 per its 13F-HR filed 2026-10-07.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 825 shares
    Change vs previous 13F -1 shares

    0.46% of the 13F portfolio, value $751,028.

    13F-HR 0002001155-26-000004 filed by Exchange Bank
    Accepted , ingested

  2. period ended2026-06-30
    13F 826 shares
    Change vs previous 13F -4 shares

    0.48% of the 13F portfolio, value $772,698.

    13F-HR 0002001155-26-000003 filed by Exchange Bank
    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 830 shares
    Change vs previous 13F -22 shares

    0.57% of the 13F portfolio, value $827,036.

    13F-HR 0002001155-26-000002 filed by Exchange Bank
    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 852 shares
    Change vs previous 13F +32 shares

    0.51% of the 13F portfolio, value $734,711.

    13F-HR 0002001155-26-000001 filed by Exchange Bank
    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 820 shares
    Change vs previous 13F -4 shares

    0.53% of the 13F portfolio, value $759,016.

    13F-HR 0002001155-25-000005 filed by Exchange Bank
    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 824 shares
    Change vs previous 13F +5 shares

    0.65% of the 13F portfolio, value $815,711.

    13F-HR 0002001155-25-000003 filed by Exchange Bank
    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 819 shares
    Change vs previous 13F -3 shares

    0.62% of the 13F portfolio, value $774,593.

    13F-HR 0002001155-25-000002 filed by Exchange Bank
    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 822 shares
    Change vs previous 13F not available

    0.61% of the 13F portfolio, value $753,175.

    13F-HR 0002001155-25-000001 filed by Exchange Bank
    Filed (acceptance time not in the bulk data set), ingested

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