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

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

ARTHUR M. COHEN & ASSOCIATES, LLC held 120,034 DHR 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 120,034 shares
    Change vs previous 13F -13,743 shares

    3.57% of the 13F portfolio, value $22,864,160.

    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 133,777 shares
    Change vs previous 13F -18,889 shares

    4.54% of the 13F portfolio, value $25,521,787.

    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 152,666 shares
    Change vs previous 13F -6,336 shares

    5.71% of the 13F portfolio, value $34,950,492.

    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 159,002 shares
    Change vs previous 13F -29,130 shares

    5.3% of the 13F portfolio, value $31,523,783.

    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 188,132 shares
    Change vs previous 13F -18,079 shares

    6.56% of the 13F portfolio, value $37,163,591.

    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 206,211 shares
    Change vs previous 13F -6,428 shares

    8.1% of the 13F portfolio, value $42,273,207.

    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 212,639 shares
    Change vs previous 13F -1,623 shares

    8.65% of the 13F portfolio, value $48,811,185.

    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 214,262 shares
    Change vs previous 13F not available

    10.63% of the 13F portfolio, value $58,833,976.

    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).