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Disclosery

M.D. Sass, LLC: AON position timeline

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

M.D. Sass, LLC held 0 AON shares at 2026-06-30 per its 13F-HR filed 2026-08-07.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 0 shares
    Change vs previous 13F -142,362 shares

    13F-HR 0001172661-26-003181 filed by M.D. Sass, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  2. period ended2026-03-31
    13F 142,362 shares
    Change vs previous 13F +33,831 shares

    3.48% of the 13F portfolio, value $45,951,596.

    13F-HR 0001172661-26-001945 filed by M.D. Sass, 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 108,531 shares
    Change vs previous 13F +1,233 shares

    3.02% of the 13F portfolio, value $38,298,442.

    13F-HR 0001172661-26-000587 filed by M.D. Sass, 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 107,298 shares
    Change vs previous 13F -3,707 shares

    3.12% of the 13F portfolio, value $38,260,311.

    13F-HR 0001172661-25-004587 filed by M.D. Sass, 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 111,005 shares
    Change vs previous 13F -29,429 shares

    3.19% of the 13F portfolio, value $39,601,966.

    13F-HR 0001172661-25-003127 filed by M.D. Sass, 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 140,434 shares
    Change vs previous 13F -30,907 shares

    4.93% of the 13F portfolio, value $56,045,956.

    13F-HR 0001172661-25-001624 filed by M.D. Sass, 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 171,341 shares
    Change vs previous 13F not available

    4.71% of the 13F portfolio, value $61,538,834.

    13F-HR 0001172661-25-000668 filed by M.D. Sass, LLC
    Filed (acceptance time not in the bulk data set), ingested

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