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Welch & Forbes LLC: MMM position timeline

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

Welch & Forbes LLC held 49,456 MMM 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 49,456 shares
    Change vs previous 13F -1,153 shares

    0.1% of the 13F portfolio, value $8,007,425.

    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 50,609 shares
    Change vs previous 13F -488 shares

    0.1% of the 13F portfolio, value $7,349,948.

    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 51,097 shares
    Change vs previous 13F -1,044 shares

    0.1% of the 13F portfolio, value $8,180,634.

    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 52,141 shares
    Change vs previous 13F 0 shares

    0.1% of the 13F portfolio, value $8,091,243.

    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 52,141 shares
    Change vs previous 13F +601 shares

    0.1% of the 13F portfolio, value $7,937,948.

    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 51,540 shares
    Change vs previous 13F +1,009 shares

    0.1% of the 13F portfolio, value $7,569,170.

    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 50,531 shares
    Change vs previous 13F +100 shares

    0.08% of the 13F portfolio, value $6,523,046.

    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 50,431 shares
    Change vs previous 13F not available

    0.09% of the 13F portfolio, value $6,893,920.

    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).