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Emerald Advisors, LLC: COST position timeline

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

Emerald Advisors, LLC held 622,528 COST shares at 2026-06-30 per its 13F-HR filed 2026-07-20.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 622,528 shares
    Change vs previous 13F 0 shares

    73.18% of the 13F portfolio, value $582,356,592.

    13F-HR 0001802611-26-000003 filed by Emerald Advisors, LLC
    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 622,528 shares
    Change vs previous 13F -17,234 shares

    77.03% of the 13F portfolio, value $620,306,031.

    13F-HR 0001802611-26-000002 filed by Emerald Advisors, LLC
    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 639,762 shares
    Change vs previous 13F +16,198 shares

    75.07% of the 13F portfolio, value $551,692,691.

    13F-HR 0001802611-26-000001 filed by Emerald Advisors, LLC
    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 623,564 shares
    Change vs previous 13F -5,406 shares

    76.59% of the 13F portfolio, value $577,189,741.

    13F-HR 0001802611-25-000002 filed by Emerald Advisors, LLC
    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 628,970 shares
    Change vs previous 13F -18,553 shares

    79.82% of the 13F portfolio, value $622,642,728.

    13F-HR 0001085146-25-003957 filed by Emerald Advisors, LLC
    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 647,523 shares
    Change vs previous 13F +4,013 shares

    81.39% of the 13F portfolio, value $612,414,664.

    13F-HR 0001085146-25-002345 filed by Emerald Advisors, LLC
    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 643,510 shares
    Change vs previous 13F +16,559 shares

    81.26% of the 13F portfolio, value $589,628,882.

    13F-HR 0001085146-25-000682 filed by Emerald Advisors, LLC
    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 626,951 shares
    Change vs previous 13F not available

    80.72% of the 13F portfolio, value $557,710,724.

    13F-HR 0001085146-24-005245 filed by Emerald Advisors, LLC
    Filed (acceptance time not in the bulk data set), ingested

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