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MILLENNIUM MANAGEMENT LLC: AON position timeline

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

MILLENNIUM MANAGEMENT LLC held 312,198 AON shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 312,198 shares
    Change vs previous 13F +292,222 shares

    0.07% of the 13F portfolio, value $103,552,955.

    13F-HR 0001273087-26-000007 filed by MILLENNIUM MANAGEMENT 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 19,976 shares
    Change vs previous 13F -616,946 shares

    <0.01% of the 13F portfolio, value $6,447,853.

    13F-HR 0001273087-26-000004 filed by MILLENNIUM MANAGEMENT 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 636,922 shares
    Change vs previous 13F +140,336 shares

    0.16% of the 13F portfolio, value $224,757,035.

    13F-HR 0001273087-26-000002 filed by MILLENNIUM MANAGEMENT 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 496,586 shares
    Change vs previous 13F +489,463 shares

    0.14% of the 13F portfolio, value $177,072,636.

    13F-HR 0001273087-25-000034 filed by MILLENNIUM MANAGEMENT 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 7,123 shares
    Change vs previous 13F -418,555 shares

    <0.01% of the 13F portfolio, value $2,541,201.

    13F-HR 0001273087-25-000028 filed by MILLENNIUM MANAGEMENT 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 425,678 shares
    Change vs previous 13F +359,249 shares

    0.16% of the 13F portfolio, value $169,883,833.

    13F-HR 0001273087-25-000019 filed by MILLENNIUM MANAGEMENT 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 66,429 shares
    Change vs previous 13F -227,161 shares

    0.02% of the 13F portfolio, value $23,858,640.

    13F-HR 0001273087-25-000015 filed by MILLENNIUM MANAGEMENT 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 293,590 shares
    Change vs previous 13F not available

    0.09% of the 13F portfolio, value $101,579,204.

    13F-HR 0001273087-24-000118 filed by MILLENNIUM MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

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