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Disclosery

Red Wave Investments LLC: COST position timeline

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

Red Wave Investments LLC held 1,613 COST shares at 2026-06-30 per its 13F-HR filed 2026-08-06.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 1,613 shares
    Change vs previous 13F -168 shares

    0.38% of the 13F portfolio, value $1,509,251.

    13F-HR 0001420506-26-001415 filed by Red Wave Investments 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 1,781 shares
    Change vs previous 13F -12 shares

    0.53% of the 13F portfolio, value $1,774,879.

    13F-HR 0001420506-26-000862 filed by Red Wave Investments 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 1,793 shares
    Change vs previous 13F -49 shares

    0.46% of the 13F portfolio, value $1,546,283.

    13F-HR 0001420506-26-000192 filed by Red Wave Investments 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 1,842 shares
    Change vs previous 13F -11 shares

    0.52% of the 13F portfolio, value $1,705,010.

    13F-HR 0001420506-25-002916 filed by Red Wave Investments 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 1,853 shares
    Change vs previous 13F 0 shares

    0.6% of the 13F portfolio, value $1,834,359.

    13F-HR 0001420506-25-001630 filed by Red Wave Investments 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 1,853 shares
    Change vs previous 13F -26 shares

    0.63% of the 13F portfolio, value $1,752,530.

    13F-HR 0001420506-25-000853 filed by Red Wave Investments 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 1,879 shares
    Change vs previous 13F -45 shares

    0.6% of the 13F portfolio, value $1,721,671.

    13F-HR 0001420506-25-000106 filed by Red Wave Investments 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 1,924 shares
    Change vs previous 13F not available

    0.59% of the 13F portfolio, value $1,705,664.

    13F-HR 0001846493-24-000011 filed by Red Wave Investments LLC
    Filed (acceptance time not in the bulk data set), ingested

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