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Disclosery

CHELSEA COUNSEL CO: COST position timeline

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

CHELSEA COUNSEL CO held 7,890 COST shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 7,890 shares
    Change vs previous 13F -250 shares

    3.13% of the 13F portfolio, value $7,380,859.

    13F-HR 0001420506-26-001529 filed by CHELSEA COUNSEL CO
    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/A 8,140 shares
    Change vs previous 13F -170 shares

    3.61% of the 13F portfolio, value $8,110,941.

    13F-HR/A 0001420506-26-001179 filed by CHELSEA COUNSEL CO
    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 8,310 shares
    Change vs previous 13F +10 shares

    3.08% of the 13F portfolio, value $7,166,046.

    13F-HR 0001420506-26-000608 filed by CHELSEA COUNSEL CO
    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 8,300 shares
    Change vs previous 13F 0 shares

    3.41% of the 13F portfolio, value $7,682,729.

    13F-HR 0001420506-25-003485 filed by CHELSEA COUNSEL CO
    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 8,300 shares
    Change vs previous 13F -140 shares

    4.07% of the 13F portfolio, value $8,216,502.

    13F-HR 0001420506-25-001525 filed by CHELSEA COUNSEL CO
    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 8,440 shares
    Change vs previous 13F -287 shares

    4.34% of the 13F portfolio, value $7,982,384.

    13F-HR 0001420506-25-001334 filed by CHELSEA COUNSEL CO
    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 8,727 shares
    Change vs previous 13F -180 shares

    4.13% of the 13F portfolio, value $7,996,289.

    13F-HR 0001420506-25-000653 filed by CHELSEA COUNSEL CO
    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 8,907 shares
    Change vs previous 13F not available

    3.89% of the 13F portfolio, value $7,896,234.

    13F-HR 0001420506-24-002603 filed by CHELSEA COUNSEL CO
    Filed (acceptance time not in the bulk data set), ingested

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