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Disclosery

Fortitude Family Office, LLC: MRK position timeline

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

Fortitude Family Office, LLC held 2,998 MRK shares at 2026-09-30 per its 13F-HR filed 2026-10-14.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 2,998 shares
    Change vs previous 13F +48 shares

    0.07% of the 13F portfolio, value $435,639.

    13F-HR 0001950506-26-000006 filed by Fortitude Family Office, LLC
    Accepted , ingested

  2. period ended2026-06-30
    13F 2,950 shares
    Change vs previous 13F +928 shares

    0.07% of the 13F portfolio, value $379,075.

    13F-HR 0001950506-26-000004 filed by Fortitude Family Office, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2026-03-31
    13F 2,022 shares
    Change vs previous 13F +349 shares

    0.05% of the 13F portfolio, value $243,226.

    13F-HR 0001950506-26-000003 filed by Fortitude Family Office, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-12-31
    13F 1,673 shares
    Change vs previous 13F -78 shares

    0.04% of the 13F portfolio, value $176,100.

    13F-HR 0001950506-26-000002 filed by Fortitude Family Office, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-09-30
    13F 1,751 shares
    Change vs previous 13F -118 shares

    0.04% of the 13F portfolio, value $146,961.

    13F-HR 0001950506-25-000008 filed by Fortitude Family Office, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-06-30
    13F 1,869 shares
    Change vs previous 13F -1,553 shares

    0.05% of the 13F portfolio, value $147,950.

    13F-HR 0001950506-25-000006 filed by Fortitude Family Office, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2025-03-31
    13F 3,422 shares
    Change vs previous 13F -751 shares

    0.11% of the 13F portfolio, value $307,159.

    13F-HR 0001950506-25-000003 filed by Fortitude Family Office, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-12-31
    13F 4,173 shares
    Change vs previous 13F not available

    0.15% of the 13F portfolio, value $415,130.

    13F-HR 0001950506-25-000001 filed by Fortitude Family Office, LLC
    Filed (acceptance time not in the bulk data set), ingested

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