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CITADEL ADVISORS LLC: AON position timeline

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

CITADEL ADVISORS LLC held 105,569 AON shares at 2026-06-30 per its 13F-HR/A filed 2026-09-02.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F/A 105,569 shares
    Change vs previous 13F +25,269 shares

    0.02% of the 13F portfolio, value $35,016,182.

    13F-HR/A 0001104659-26-104387 filed by CITADEL ADVISORS LLC
    Accepted , ingested

  2. period ended2026-03-31
    13F 80,300 shares
    Change vs previous 13F -361,986 shares

    0.02% of the 13F portfolio, value $25,919,234.

    13F-HR 0001104659-26-062477 filed by CITADEL ADVISORS 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 442,286 shares
    Change vs previous 13F -465,334 shares

    0.11% of the 13F portfolio, value $156,073,884.

    13F-HR 0001104659-26-016408 filed by CITADEL ADVISORS 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 907,620 shares
    Change vs previous 13F +778,136 shares

    0.26% of the 13F portfolio, value $323,639,140.

    13F-HR 0001104659-25-112514 filed by CITADEL ADVISORS 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 129,484 shares
    Change vs previous 13F -153,215 shares

    0.04% of the 13F portfolio, value $46,194,712.

    13F-HR 0001104659-25-078555 filed by CITADEL ADVISORS 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 282,699 shares
    Change vs previous 13F +255,699 shares

    0.11% of the 13F portfolio, value $112,822,344.

    13F-HR 0000950123-25-005687 filed by CITADEL ADVISORS 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 27,000 shares
    Change vs previous 13F -127,891 shares

    0.01% of the 13F portfolio, value $9,697,320.

    13F-HR 0000950123-25-002739 filed by CITADEL ADVISORS 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 154,891 shares
    Change vs previous 13F not available

    0.06% of the 13F portfolio, value $53,590,737.

    13F-HR 0000950123-24-011767 filed by CITADEL ADVISORS LLC
    Filed (acceptance time not in the bulk data set), ingested

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