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Disclosery

PECAUT & CO.: COST position timeline

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

PECAUT & CO. held 7,077 COST shares at 2026-06-30 per its 13F-HR filed 2026-08-03.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 7,077 shares
    Change vs previous 13F -50 shares

    2.02% of the 13F portfolio, value $6,620,168.

    13F-HR 0001398344-26-013359 filed by PECAUT & 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 7,127 shares
    Change vs previous 13F +90 shares

    2.31% of the 13F portfolio, value $7,101,277.

    13F-HR 0001398344-26-008869 filed by PECAUT & 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 7,037 shares
    Change vs previous 13F -49 shares

    1.96% of the 13F portfolio, value $6,067,914.

    13F-HR 0001398344-26-002609 filed by PECAUT & 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 7,086 shares
    Change vs previous 13F -340 shares

    2.11% of the 13F portfolio, value $6,559,432.

    13F-HR 0001398344-25-020159 filed by PECAUT & 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 7,426 shares
    Change vs previous 13F -20 shares

    2.44% of the 13F portfolio, value $7,351,633.

    13F-HR 0001398344-25-015447 filed by PECAUT & 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 7,446 shares
    Change vs previous 13F -488 shares

    2.4% of the 13F portfolio, value $7,042,502.

    13F-HR 0001398344-25-008587 filed by PECAUT & 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 7,934 shares
    Change vs previous 13F -1,028 shares

    2.51% of the 13F portfolio, value $7,269,819.

    13F-HR 0001398344-25-002396 filed by PECAUT & 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 8,962 shares
    Change vs previous 13F not available

    2.81% of the 13F portfolio, value $7,945,029.

    13F-HR 0001398344-24-020033 filed by PECAUT & CO.
    Filed (acceptance time not in the bulk data set), ingested

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