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ARTHUR M. COHEN & ASSOCIATES, LLC: MMM position timeline

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

ARTHUR M. COHEN & ASSOCIATES, LLC held 4,000 MMM shares at 2026-06-30 per its 13F-HR filed 2026-08-11.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 4,000 shares
    Change vs previous 13F 0 shares

    0.1% of the 13F portfolio, value $647,640.

    13F-HR 0001692252-26-000003 filed by ARTHUR M. COHEN & ASSOCIATES, 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 4,000 shares
    Change vs previous 13F -1,000 shares

    0.1% of the 13F portfolio, value $581,000.

    13F-HR 0001692252-26-000002 filed by ARTHUR M. COHEN & ASSOCIATES, 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 5,000 shares
    Change vs previous 13F 0 shares

    0.13% of the 13F portfolio, value $800,500.

    13F-HR 0001692252-26-000001 filed by ARTHUR M. COHEN & ASSOCIATES, 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 5,000 shares
    Change vs previous 13F 0 shares

    0.13% of the 13F portfolio, value $775,900.

    13F-HR 0001085146-25-005925 filed by ARTHUR M. COHEN & ASSOCIATES, 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 5,000 shares
    Change vs previous 13F 0 shares

    0.13% of the 13F portfolio, value $761,200.

    13F-HR 0001085146-25-003752 filed by ARTHUR M. COHEN & ASSOCIATES, 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 5,000 shares
    Change vs previous 13F 0 shares

    0.14% of the 13F portfolio, value $734,300.

    13F-HR 0001692252-25-000002 filed by ARTHUR M. COHEN & ASSOCIATES, 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 5,000 shares
    Change vs previous 13F 0 shares

    0.11% of the 13F portfolio, value $645,450.

    13F-HR 0001692252-25-000001 filed by ARTHUR M. COHEN & ASSOCIATES, 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 5,000 shares
    Change vs previous 13F not available

    0.12% of the 13F portfolio, value $685,300.

    13F-HR 0001692252-24-000005 filed by ARTHUR M. COHEN & ASSOCIATES, LLC
    Filed (acceptance time not in the bulk data set), ingested

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