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Welch & Forbes LLC: MRK position timeline

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

Welch & Forbes LLC held 316,952 MRK shares at 2026-06-30 per its 13F-HR filed 2026-07-30.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 316,952 shares
    Change vs previous 13F -416 shares

    0.49% of the 13F portfolio, value $40,728,338.

    13F-HR 0000105495-26-000003 filed by Welch & Forbes 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 317,368 shares
    Change vs previous 13F -4,861 shares

    0.49% of the 13F portfolio, value $38,176,176.

    13F-HR 0000105495-26-000002 filed by Welch & Forbes 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 322,229 shares
    Change vs previous 13F -4,524 shares

    0.41% of the 13F portfolio, value $33,917,812.

    13F-HR 0000105495-26-000001 filed by Welch & Forbes 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 326,753 shares
    Change vs previous 13F -4,855 shares

    0.33% of the 13F portfolio, value $27,424,373.

    13F-HR 0000105495-25-000002 filed by Welch & Forbes 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 331,608 shares
    Change vs previous 13F -5,950 shares

    0.33% of the 13F portfolio, value $26,250,071.

    13F-HR 0001085146-25-004501 filed by Welch & Forbes 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 337,558 shares
    Change vs previous 13F -22,924 shares

    0.4% of the 13F portfolio, value $30,299,182.

    13F-HR 0001085146-25-002565 filed by Welch & Forbes 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 360,482 shares
    Change vs previous 13F -7,083 shares

    0.46% of the 13F portfolio, value $35,860,763.

    13F-HR 0001085146-25-000876 filed by Welch & Forbes 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 367,565 shares
    Change vs previous 13F not available

    0.53% of the 13F portfolio, value $41,740,688.

    13F-HR 0001085146-24-005341 filed by Welch & Forbes LLC
    Filed (acceptance time not in the bulk data set), ingested

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