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Disclosery

Tidemark, LLC: COST position timeline

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

Tidemark, LLC held 785 COST shares at 2026-06-30 per its 13F-HR filed 2026-08-10.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 785 shares
    Change vs previous 13F +39 shares

    0.17% of the 13F portfolio, value $734,385.

    13F-HR 0002009591-26-000006 filed by Tidemark, 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 746 shares
    Change vs previous 13F +57 shares

    0.19% of the 13F portfolio, value $743,189.

    13F-HR 0002009591-26-000004 filed by Tidemark, 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 689 shares
    Change vs previous 13F -23 shares

    0.17% of the 13F portfolio, value $593,905.

    13F-HR 0002009591-26-000002 filed by Tidemark, 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 712 shares
    Change vs previous 13F +41 shares

    0.19% of the 13F portfolio, value $658,679.

    13F-HR 0002009591-25-000003 filed by Tidemark, 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 671 shares
    Change vs previous 13F +293 shares

    0.21% of the 13F portfolio, value $664,739.

    13F-HR 0001855205-25-000046 filed by Tidemark, 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 378 shares
    Change vs previous 13F +7 shares

    0.13% of the 13F portfolio, value $357,886.

    13F-HR 0001855205-25-000028 filed by Tidemark, 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 371 shares
    Change vs previous 13F +54 shares

    0.13% of the 13F portfolio, value $340,247.

    13F-HR 0001855205-25-000003 filed by Tidemark, 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 317 shares
    Change vs previous 13F not available

    0.12% of the 13F portfolio, value $281,275.

    13F-HR 0001855205-24-000055 filed by Tidemark, LLC
    Filed (acceptance time not in the bulk data set), ingested

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