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Massachusetts Wealth Management: MMM position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Massachusetts Wealth Management on MMM, newest first. How the timeline and the estimate are built.

Massachusetts Wealth Management held 15,473 MMM shares at 2026-06-30 per its 13F-HR filed 2026-08-03.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 15,473 shares
    Change vs previous 13F +70 shares

    0.95% of the 13F portfolio, value $2,505,233.

    13F-HR 0001966011-26-000004 filed by Massachusetts Wealth Management
    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 15,403 shares
    Change vs previous 13F +156 shares

    0.97% of the 13F portfolio, value $2,236,978.

    13F-HR 0001966011-26-000002 filed by Massachusetts Wealth Management
    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 15,247 shares
    Change vs previous 13F +23 shares

    1.14% of the 13F portfolio, value $2,441,045.

    13F-HR 0001966011-26-000001 filed by Massachusetts Wealth Management
    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 15,224 shares
    Change vs previous 13F +175 shares

    1.17% of the 13F portfolio, value $2,362,460.

    13F-HR 0001966011-25-000002 filed by Massachusetts Wealth Management
    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 15,049 shares
    Change vs previous 13F -75 shares

    1.29% of the 13F portfolio, value $2,291,060.

    13F-HR 0001085146-25-004083 filed by Massachusetts Wealth Management
    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 15,124 shares
    Change vs previous 13F +150 shares

    1.52% of the 13F portfolio, value $2,221,111.

    13F-HR 0001085146-25-002134 filed by Massachusetts Wealth Management
    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 14,974 shares
    Change vs previous 13F +275 shares

    1.19% of the 13F portfolio, value $1,932,994.

    13F-HR 0001085146-25-000507 filed by Massachusetts Wealth Management
    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 14,699 shares
    Change vs previous 13F not available

    1.27% of the 13F portfolio, value $2,009,353.

    13F-HR 0001085146-24-005083 filed by Massachusetts Wealth Management
    Filed (acceptance time not in the bulk data set), ingested

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